HP 400 manual Asic diagram

Page 156

Figure 2-11

ASIC diagram

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

 

 

 

 

 

 

 

 

 

 

(A505)

 

 

 

 

 

 

 

(A501)

 

 

(A501)

 

(A501)

(A501)

(A501)

(A501)

(A501)

(A501)

(A501)

(A501)

(A501)

(A501)

(A501)

 

(A501)

 

(A501)

 

 

(A501)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ADB0 R90 233,0. 1063W

ADB1 R89

ADB2

ADB3 R97 233,0. 1063W

ADB4 R96 233,0. 1063W

ADB5 R95 233,0. 1063W

ADB6 R94 233,0. 1063W

ADB7

ADB8

ADB9 R91

 

 

 

 

 

 

 

 

R123

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DUPSWBKCL

 

 

 

 

0.1U,25V

 

 

ASICRST

 

 

 

ALE

RD

WR 33,0.063W

 

 

PLLENBL

 

 

 

 

20K,0.063W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

 

 

R92

 

 

 

ASICCLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3.3K,0.063W

 

 

 

 

 

 

1

 

 

 

 

 

 

R88 233,0. 1063W

R93 233,0. 1063W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R36

 

 

 

C118

 

 

 

21

33,0.063W

33,0.063W 21

 

 

 

 

 

 

 

C79

 

R127

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

2

 

 

 

1

 

2

 

 

 

 

 

 

0.01U,50V

75,0.063W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

21

0.1U,25V

C86

 

.01U,25V

C111

21

C117 0.1U,25V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

 

OGND

 

1

NF1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OVDD

 

 

 

 

 

 

 

FB

HOGND

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.1U,25V

C110

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+3.3VB

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

2

 

 

 

 

 

 

 

 

 

 

 

 

FB

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

10K,0.063W

 

R240

 

10K,0.063W

 

R239

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.1U,25V

 

C87

 

 

 

 

 

 

 

 

 

HOVDD

NF3 2

 

 

 

 

 

FB

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

NF2 2

VSS

 

 

 

 

21

 

21

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FB

NF4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CP2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

2

C80

 

 

 

VDD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.1U,25V

 

 

 

 

 

 

 

 

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

32

31

30

29

28

 

27

26

25

24

23

22

21

20

 

19

18

17

 

16

15

14

13

12

11

10

 

 

 

 

 

 

 

 

 

 

 

 

1

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2 1

C85

 

 

 

 

 

 

9

8

7

6

5

4

3

2

 

1

 

 

 

C75 0.1U,25V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.1U,25V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

33

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

128

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R74

 

 

34

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

127

 

 

 

 

 

 

 

 

 

 

 

 

(A505)

DUPSWBKSL

 

 

35

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

126

1 CP11

 

 

 

 

 

 

 

 

 

 

(A505)

DUPFANLK

 

3.3K,0.063W

 

36

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

125

1 CP10

 

 

 

 

R39

 

SCNACC

 

 

 

 

 

 

 

 

 

 

 

37

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

124

 

 

 

 

 

 

 

 

(A503)

 

 

(A503)

ICLBSNS

 

 

 

 

38

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

123

 

R73

 

 

 

 

100,0.1W

SCNDEC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A503)

 

 

 

ICLRSNS

 

 

 

 

39

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

122

 

 

 

 

100,0.1W

R83

 

TR2CLK

 

 

(A503)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A503)

 

 

TR2S

 

 

 

 

 

40

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

121

 

R82

 

 

 

100,0.063W

TR2PWM

 

 

(A503)

TR1S

 

 

 

 

 

41

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

120

 

 

 

100,0.063W

 

R78

 

TNRRSCLK

(A503)

 

 

(A503)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A503)

 

 

ENVHUM

 

 

 

 

42

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

119

 

R84

 

 

 

 

100,0.063W

HVOUTEN

 

 

(A505)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A503)

 

 

ENVTEMP

 

 

 

 

43

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

118

 

 

 

100,0.063W

R77

 

HVDALD

 

 

(A505)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R76

 

 

(A503)

 

 

RDSDR

 

 

 

 

 

44

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

117

 

 

 

 

 

100,0.063W

HVDATA1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A503)

 

 

(A504)

RDSSRA

 

 

 

 

45

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

116

 

 

 

100,0.063W

R75

 

HVDACLK

4

 

(A504)

RSSRA

 

 

 

 

 

46

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

115

 

R38

 

 

 

 

100,0.063W

TGEN4

(A503)

 

 

(A504)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A503)

 

 

 

 

 

 

 

 

 

47

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IC2

 

 

 

 

 

 

 

 

 

 

 

 

114

 

 

 

 

220,0.063W

R87

 

TGEN3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A503)

 

 

 

C109

1U,10V

 

 

48

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

113

 

R86

 

 

 

 

220,0.063W

TGEN2

 

 

DRMMFG

 

21

 

 

 

 

49

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

112

 

 

 

220,0.063W

R85

 

TGEN1

(A503)

 

(A504)

R129

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A503)

 

(A504)

DRMMDEC

 

100,0.063W

 

50

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

111

 

 

 

 

 

 

220,0.063W

TGRD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A503)

 

(A504)

DRMMACC

R128

 

 

100,0.063W

 

51

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

110

 

 

 

 

 

R81

 

TGSD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A503)

 

(A505)

PSREM24V

R79

 

 

390,0.063W

 

52

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

109

 

 

 

 

 

 

100,0.063W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A504)

DEVMFG

R211

 

 

 

 

53

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

108

 

 

 

 

R106

 

 

 

 

 

(A504)

DEVMDEC

 

100,0.063W

 

54

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

107

 

 

 

 

100,0.063W

 

LDCTRL41

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A503)

 

 

DEVMACC

R125

 

100,0.063W

 

55

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

106

 

 

 

 

R105

 

100,0.063W

 

LDCTRL40

 

(A504)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A503)

 

(A504)

MPTPKSL

R139

3.3K,0.063W

 

56

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

105

 

 

 

 

R104

100,0.063W

 

LDCTRL30

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A503)

 

 

FSRMREV

R121

 

100,0.063W

 

57

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

104

 

 

 

 

R103

100,0.063W

 

LDCTRL31

 

(A504)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A503)

 

 

 

 

 

 

 

 

 

 

58

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

103

 

 

 

 

R102

100,0.063W

 

LDCTRL20

(A503)

 

 

 

 

 

 

 

 

 

 

59

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

102

 

 

 

 

R101

 

100,0.063W

 

LDCTRL21

 

 

 

 

R115

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A503)

 

(A504)

FSRMACC

100,0.063W

 

60

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

101

 

 

 

 

R100

100,0.063W

 

LDCTRL11

 

 

 

R116

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A503)

 

 

FSRMDEC

 

100,0.063W

 

61

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

100

 

 

 

 

R108

 

100,0.063W

 

LDCTRL10

 

(A504)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A503)

 

(A504)

FSRMFG

 

 

 

 

 

 

 

62

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

99

 

 

 

 

 

 

 

 

BDI

3

 

R212

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A503)

(A504)

MFANPWM

100,0.063W

 

63

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

98

 

1

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

64

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

97

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.1U,25V

C76

 

 

 

 

 

 

 

 

 

 

 

 

2 1

C83

CP9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.1U,25V

1

2

 

 

 

 

 

 

 

 

 

 

 

 

0.1U,25V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

65

66

67

68

69

 

70

71

72

73

74

75

76

77

 

78

79

80

 

81

82

83

84

85

86

87

88

89

90

91

92

93

94

95

 

96

 

 

C77

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.1U,25V

C101

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

2

 

 

 

 

 

 

 

0.1U,25V

C81

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R40

 

 

R47

R133

 

 

 

 

1 2

R113

 

0.1U,25V

C82

 

 

 

 

 

 

 

 

 

 

 

 

 

R20 12VDO1

 

 

 

 

12.1K,0.1W

12

R71

R132

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

1

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

100,0.063W VDO2

 

 

 

 

 

 

 

 

R164 .18K,01W11K,0.1W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

 

2

3.3K,0.063W 2

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.01U,50V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2: ASIC

 

 

 

 

 

 

MFANLK .33K,0.063W MPTCLCH

.33K,0.063W CSTPKSL

DEVSL

 

 

SCO

SCI

SCLK

.100,0063WBDO

R112 TOP 100,0.063W

 

LOOPS

 

 

 

 

 

 

 

 

VDO4

VDO4

VDO3

VDO3

VDO2

VDO1

 

VDO1O

 

VDO1O

2 1

 

21 12 C92

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

(A505)

(A505)

(A505)

(A505)

 

(A503)

(A503)

 

(A503)

(A503)

(A503)

 

 

(A505)

 

 

 

 

 

 

 

(A503)

(A503)

(A503)

(A503)

(A503)

(A503)

(A503)

(A503)

 

(A503)

 

(A503)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CD1-

A

 

 

 

 

 

 

B

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D

 

 

 

 

 

 

 

 

 

 

E

 

 

 

 

F

 

 

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

130 Chapter 2 Solve problems

ENWW

Page 155 Page 157
Image 156
Page 155 Page 157
Contents M375 M475 Page Page Copyright and License Trademark CreditsConventions used in this guide Conventions used in this guide Table of contents Enww Solve problems 111 135 Load Tray 1 Type SIZE, Press OK to use available media Enww Enww 218 Parts and diagrams 245 279 289291 Enww Index 313 List of tables Xviii List of figures 35 Remove the rear door simplex product 1 74 Reinstall the left cover 1 137 Remove the fuser 1 101  Rollers 124 Xxiv Removal and replacement Removal and replacement strategy Removal and replacement strategyIntroduction Electrostatic discharge Required toolsTypes of screws Common fastenersDescription Size Part Number Service approach Before performing serviceAfter performing service Post-service tests Test 1 print-quality testTest 2 copy-quality test Test 3 fax-quality test fax models onlyParts removal order 2Parts removal order 13Parts removal order 2 Removal and replacement Removal and replacement procedures Rollers and padsTransfer roller Pickup roller Tray 2 and Tray 4Remove the pickup roller 1 5Remove the pickup roller 2 Removal and replacement Separation roller Trays 2 or 6Remove the pickup roller 1Enww Reinstall the separation roller 9Reinstall the separation rollerDocument feeder pickup roller assembly Pickup roller and separation pad Tray 13Remove the Tray 1 pickup roller 2 Removal and replacement 15Remove the Tray 1 separation pad Main assemblies Print-cartridge drawerEnww Dimm cover Right cover 22Remove the right cover 3 Removal and replacement Document feeder input tray 24Remove the document feeder input tray 2Scanner assembly 25Remove the scanner assembly 1 Remove four screws calloutEnww Right-front cover and power button Enww 30Remove the rear-upper cover 2 Removal and replacement Rear-upper cover duplex productPaper-feed guide assembly 32Remove the feed assembly 2Rear-door stopper and link caps simplex product Rear door simplex product 36Remove the rear door simplex product 2Enww Rear door duplex product 40Remove the rear door duplex product 2Enww Rear cover and feed guide simplex product Before proceeding, remove the following componentsRemove the rear cover and feed guide simplex product Remove three screws callout Enww Enww Rear-lower cover and rear-door links duplex product Enww Enww Enww Rear-door rib assembly duplex product Remove the rear-door rib assembly duplex productEnww Link guide 58Replace the link guide simplex productsControl panel and right-arm mount Reinstall the control panel and right-arm mount 63Reinstall the control panel and right-arm mount 1Enww Upper-cover assembly Remove the upper-cover assemblyEnww Reinstall the upper-cover assembly 69Reinstall the upper-cover assembly 2Enww Left cover Remove the left cover73Remove the left cover 3 Removal and replacement Reinstall the left cover 75Reinstall the left cover 2Front-door assembly Remove the front-door assembly78Remove the front-door assembly 3 Enww Enww Push the black-plastic arm into the product 85Remove the front-door assembly 10 Reinstall the front-door assemblyEnww Intermediate transfer belt ITB 89Remove the ITB 291Remove the ITB 4 Removal and replacement 93Remove the ITB 6 Diagnostics Reinstall the ITBDrum motor M1 and developer motor M2 95Remove motor M1 and motor M2 196Remove motor M1 and motor M2 2 Removal and replacement 97Remove motor M1 and motor M2 3 Release one tab callout 100Remove motor M1 and motor M2 6 Reinstall the drum motor M1 and developer motor M2 Intermediate PCA Formatter PCA and fax PCA Replacing the formatter PCA before the DC controller PCARemove the formatter PCA and fax PCA 104Remove the formatter 1 of 4 base model 106Remove the formatter 3 of 4 base model Wireless PCA 108Remove the wirelss PCA 1 Remove the wireless PCA calloutDC controller PCA Replacing the DC controller PCA before the formatter PCABefore you proceed, remove the following components Remove the DC controller PCA 110Remove the DC controller PCA 1Enww Fuser-motor assembly Remove the fuser-motor assemblyEnww Enww 117Remove the fuser-motor assembly 6 Reinstall the fuser-motor assemblyHigh-voltage power-supply PCA Remove the high-voltage power-supply PCAEnww Enww Color-misregistration sensor assembly Remove the color-misregistration sensor assembly126Remove the color-misregistration sensor assembly PCA 3 127Remove the color-misregistration sensor assembly PCA 4 Reinstall the color-misregistration sensor assemblyEnww Fan FM1 131Remove the fan FM1 2 USB PCA fax/memory-card models Remove the USB PCADuplex-reverse drive assembly Remove the duplex-reverse drive assemblyRelease the wire harnesses from the retainer callout 136Remove the duplex-reverse drive assembly 4 Fuser Remove the fuser 137Remove the fuser 1Enww 141Remove the fuser 5 142Remove the fuser 6 144Remove the fuser 8 Reinstall the fuser 145Reinstall the fuser Removal and replacementPaper-delivery assembly Remove the paper-delivery assemblyEnww 149Remove the paper-delivery assembly 4 Tray cassettes and optional Tray 3 assembly Solve problems Solve problems checklist Menu map Print a menu mapTroubleshooting process Pretroubleshooting checklistGeneral topic Questions Power-on checks Troubleshooting tools Component diagnosticsLED diagnostics Component tests Control-panel testsTest the control-panel display Test the control-panel buttonsDiagrams Plug/jack locationsLocation of connectors Connector BoardDC controller PCA Enww Location of major components Major components1Major components Enww Motors and fans 2Solenoid, sensors, and motorsRollers Item DescriptionPCAs PCAsOptional 250-sheet cassette 5Optional 250-sheet cassette General timing diagram General circuit diagram 129 Asic diagram HVT / Toneremp Driver PCA1-1 Environment Sensor Diagram FSR diagramPrint quality troubleshooting Print the ConfigurationService Internal print quality test pagesPrint-quality troubleshooting tools Clean the paper pathPrint the Service Print the cleaningSetup Menu Control panel menusCalibrate the product Calibrate the product from the control panelHP Web Services menu Menu item DescriptionReports menu Quick Forms menu Menu item Sub-menu item DescriptionFax Setup menu Menu item Sub-menu item DescriptionMenu item Sub-menu item Private Receive Off System Setup menu Adjust Tray X1 Shift Use the Y Shift setting to center the image from top toSide on the first side of a two-sided Bottom onDisable Fax Off Supply Settings Black Cartridge Very Low Setting PromptProduct Security USB Flash DriveColor Cartridges Very Low Setting Stop Print BlackLow Threshold Cyan Enter percentage Magenta YellowStore Usage Data On Supply Not on SupplyCourier Font Regular Dark Color CopyService menu Restore Defaults HP SmartInstall Off Network Setup menu Function specific menus Copy menuSets the product so that it communicates only with Web ID CopySpecifies the paper size and type Fax menu Displays pending fax jobs, JobsOpens the Fax Setup menu Scan menu10.100X Supply Memory Error Interpret control panel messagesControl panel message types Control panel messagesError, Turn off then on Fuser ErrorScanner Error Fan Error, Turn off then on Error Turn off then onBlack Cartridge Low Canceled scan. Clear document Canceled send. Clear documentBlack in wrong position Black Very LowCommunication error Cyan Cartridge LowCyan in wrong position Cyan Very LowDevice error, press OK Device is busy. Try again laterDocument feeder door is open Document feeder jam. Clear and reloadEngine Communication Error Engine error. Press OK to continueDocument feeder mispick. Reload Door openFax is busy. Canceled send Fax receive errorFax is busy. Redial pending Fax Send error Fax storage is full. Canceling the fax receiveFax storage is full. Canceling the fax send Genuine HP supply installedInstall color cartridge Fit to Page on flatbed onlyInvalid driver Press OK Invalid entryJam in area, Open door and clear jam Jam in Tray 1, Clear jam and then press OKLoad Tray 1, Plain Size / Cleaning mode, OK to start Load tray X Press OK for available mediaMagenta Cartridge Low Magenta in wrong positionManual Duplex Load Tray 1, Press OK Manual feed Size TYPE, Press OK to use available mediaMemory is low. Press OK Memory is low. Try again laterNo fax answer. Canceled send Memory low Only 1 copy made. Press OK to continueMisprint, Press OK No dial toneNo fax answer. Redial pending No fax detectedPrint failure, press OK. If error repeats, turn off then on Scanner error #, Turn off then onRemove shipping lock from color cartridge Remove shipping locks from cartridgesScanning error Cannot connect Settings clearedScanner reserved for PC scan Unexpected size in tray # Load size Press OKUsed color installed, to accept press OK Unsupported color Press OK to continueUsed color in use Used supplies in useEvent-log messages Yellow in wrong positionYellow Very Low Print the event log Event log messages7Event-log messages Event code DescriptionTroubleshooting tools 177 Description Solution Event-log messagesEvent-log-only messages Event code Description Solution 8Event-log-only messagesClear jams Common causes of jamsJam locations Clear jams from the document feeder Enww Clear jams in Tray Enww Enww Clear jams in Tray Clear jams in the fuser area Clear jams in the output bin Clear jams in the duplexer duplexing models only Enww Solve paper-handling problems Product picks up multiple sheets of paperProduct does not pick up paper Solve image-quality problems Problem CausePrint quality examples AaBbCc Problem Cause Solution Severity of the defect Color image defects Continue BlackAaBbCc Clean the product Clean the pickup and separation rollersClean the paper path Clean the paper path from the product control panelClean the scanner glass strip and platen Clean the document feeder pickup rollers and separation pad Clean the touch screen Solve performance problems Factors affecting print performancePrint speeds Product does not print or it prints slowly Product does not printProduct prints slowly Solve product connectivity problems Solve direct-connect problemsSolve network problems Computer is using the incorrect IP address for the productSolve wireless network problems Computer or workstation might be set up incorrectlyComputer is unable to communicate with the product Wireless connectivity checklist Cannot connect more computers to the wireless product Network does not appear in the wireless networks list Wireless network is not functioningService mode functions Service menuSecondary service menu Service menu settingsOpen the secondary service menu Secondary service menu structure9Secondary service menu Scan Calibration CalibrateProduct resets Restore the factory-set defaultsNvram initialization Enww Solve fax problems Fax troubleshooting checklistEnww Fax error messages Communication errorDocument feeder door is open. Canceled fax Fax is busy. Canceled sendFax receive error Fax is busy. Redial pendingFax Send error Fax storage is full. Canceling the fax receiveFax storage is full. Canceling the fax send No fax answer. Canceled sendNo dial tone No fax answer. Redial pending No fax detectedEnww View and interpret fax error codes Troubleshoot fax codes and trace reportsCode number Fax logs and reports Fax trace reportPrint all fax reports Print individual fax reportsChange error correction and fax speed Set the fax error reportSet the fax-error-correction mode Solve problems sending faxes An error message displays on the control panelCommunication error. message displays Change the fax speedOpen the Error Correction menu Fax is busy. message displays No fax answer. message displaysDocument feeder paper jam Fax storage is full. message displaysFaxes can be received, but not sent Unable to use fax functions from the control panelUnable to use speed dials Unable to use group dialsEnww Solve problems receiving faxes Fax does not respondFax has a dedicated phone line An answering machine is connected to the productAnswer Mode setting is set to the Manual setting Telephone handset is connected to the productVoice mail is available on the fax line Product is connected to a DSL phone service Product uses a fax over IP or VoIP phone serviceNo fax detected. message displays Open the Advanced Setup menu Open the Fax Resolution menu Sender receives a busy signal Fax is received but does not printCannot send or receive a fax on a PBX line Solve general fax problems Faxes are sending slowlyFax quality is poor Fax cuts off or prints on two pagesEnww Product updates Enww Parts and diagrams Order parts by authorized service providers Whole unit replacementOrderable parts Related documentation and software 5Related documentation and softwareSupplies and accessories Service partsPart number Cartridge number Description How to use the parts lists and diagrams Scanner and document feeder main assemblies Scanner and document feeder main assemblies Description Part number Qty2External panels and covers Parts and diagrams CoversCovers 1,2 Internal assemblies Internal assemblies 18Internal assemblies 1 Internal assemblies 2 4Internal assemblies 29Internal assemblies 2 Internal components 3 5Internal assemblies 310Internal assemblies 3 Internal assemblies 4 A0311Internal assemblies 4 Internal assemblies 5 7Internal assemblies 512Internal assemblies 5 Internal assemblies simplex models 8Internal assemblies simplex models13Internal assemblies simplex models Internal assemblies duplex models 9Internal assemblies duplex models14Internal assemblies duplex models Description Part numberPCAs 10 PCAsPCAs Input devices Sheet paper feeder optional Tray16250-sheet paper feeder optional Tray Alphabetical parts list 17Alphabetical parts listInternal assemblies 4 Internal assemblies 5Paper pickup assembly RM1-8045-000 Numerical parts list 18Numerical parts listRL1-3053-000 Motor, developer DC M1 RM1-8051-000 Paper-pickup guide assembly duplex Enww Service and support Hewlett-Packard limited warranty statement HP Product Duration of Limited WarrantyHewlett-Packard limited warranty statement Enww Data stored on the print cartridge End User License Agreement Transfer Enww OpenSSL Customer support LJColorMFPM475Product specifications Physical specifications Table B-1Physical specificationsTable B-2Environmental specifications1 Product Height Depth Width WeightRegulatory information Power consumption FCC regulationsEnvironmental product stewardship program Protecting the environmentToner consumption Paper usePlastics HP LaserJet print suppliesNon-U.S. returns Multiple returns more than one cartridgeSingle returns Shipping Residents of Alaska and HawaiiPaper Material restrictionsChemical substances Material Safety Data Sheet Msds For more information Declaration of conformity Manufacturers Name Manufacturers AddressSupplementary Information Boise, Idaho USA OctoberFor regulatory topics only Enww Declaration of conformity wireless models Certificate of volatility Types of memoryVolatile memory Non-volatile memorySafety statements Laser safetyVcci statement Japan Power cord instructions Power cord statement JapanEMC statement Korea Laser statement for Finland Luokan 1 laserlaiteGS statement Germany Restriction on Hazardous Substances statement UkraineAdditional statements for telecom fax products EU Statement for Telecom OperationNew Zealand Telecom Statements Additional FCC statement for telecom products USTelephone Consumer Protection Act US Industry Canada CS-03 requirementsEnww Additional statements for wireless products Korean statement Enww Enww Symbols/Numerics 2ndary service menu IndexJams MsdsUSB Control-panel tests 117 Curled media Demo 116 Diagrams 121 288 Macintosh customer support Material Safety Data Sheet Enww Page CE863-90966* *CE863-90966
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