Sharp XL-3000V service manual IC10V, IC15V, Video CD Decoder, IC16V

Page 24

XL-3000V

1

VPP

VCC 32

 

2

A16

A18

31

REGULATOR

3

A15

A17

30

Q11V

4

A12

A14

29

 

5

A7

A13

28

3.3V

 

A6

A8

 

6

27

 

7

A5

A9

26

 

8

A4

A11

25

 

9

A3

OE 24

 

10

A2

A10

23

 

11

A1

CE 22

 

12

A0

D7

21

 

13

D0

D6

20

 

14

D1

D5

19

 

15

D2

D4

18

 

16

VSS

D3

17

 

IC10V

IX0041SJ

ROM 256K x 16

R163V

27M

80 79 78

81VSS LA11 LA10

VCC

82LA12

83LA13

84LA14

85LA15

86LA16

87LA17

88AUDIO_CLK

89AUDIO_DATA

90BCLK

91LR

92DRAS1/DOE

93RSD

94RBCLK

95RWS

96TDMCLK

97TDMDR

98TDMFS

99DCAS

100VSS VCC3 DRAS DWE

1 2 3

77 LA9

DA0 4

76

75

74

73

72

71

70

69

68

67

66

65

64

63

62

61

60

59

58

LA8

LA7

LA6

LA5

LA4

LA3

LA2

LA1

LA0

LSCE0

LSCE1

LROMCE

LOE

LWR

LD7

LD6

LD5

LD4

LD3

IC15V

ES3880F

VIDEO CD DECODER

DA1

DA2

DA3

DA4

DA5

DA6

DA7

DA8

DBUS0

DBUS1

DBUS2

DBUS3

DBUS4

DBUS5

DBUS6

DBUS7

DBUS8

DBUS9

DBUS10

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

57

56

55

54

53

52

51

 

LD2

LD1

LDO

AUX7/STB

AUX5 STBDSC

AUX6 /MRQ

VCC3

5 0

 

 

 

 

 

 

VSSK

 

 

 

 

 

 

AUX4

49

 

 

 

 

AUX3/VD_DI

48

 

 

 

 

AUX2/VD_DO

47

 

 

 

AUX1/DSADATA

46

 

 

 

AUX0/DSAACK

45

 

 

 

 

PCLKQSCN

44

 

 

 

 

PCLK2XSCN

43

 

 

 

 

 

 

DCLK

42

 

 

 

 

 

HSYNC

41

 

 

 

 

 

VSYNC

40

 

 

 

 

 

 

YUV7

39

 

 

 

 

 

 

YUV6

38

 

 

 

 

 

 

YUV5

37

 

 

 

 

 

 

YUV4

36

 

 

 

 

 

 

YUV3

35

 

 

 

 

 

 

YUV2

34

 

 

 

 

 

 

YUV1

33

DBUS11

DBUS12

DBUS13

DBUS14

DBUS15

RESET

YUV0

32

VSS

31

 

 

 

 

 

 

VCC3

24

25

26

27

28

29

30

 

VD DI

VD DO

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

VCC

A3

A2

A1

A0

 

RAS

WE

 

 

D7

D6

D5

D4

VCC

D3

D2

D1

D0

VCC

VSS

A4

A5

A6

A7

A8

21

22

23

24

25

26

OE

UCAS

LCAS

 

27

28

29

30

D8

D9

D10

D11

VSS

D12

D13

D14

D15

VSS

31

32

33

34

35

36

37

38

39

40

IC16V

IX0025SJ

D-RAM 256K x 16

Figure 24 BLOCK DIAGRAM (5/6)

– 24 –

Page 23 Page 25
Image 24
Page 23 Page 25
Contents Contents Model XL-3000VAC Power Cord and Plug Adaptor Voltage SelectionSpecifications Names of Parts Front panelDisplay Rear panelRemote control Setting the Clock System Connections Setting the AC voltage selector Connecting the AC power lead Listening to a CD Disassembly LED PWBPWB Removing and Reinstalling the Main Parts How to remove the CD lid See FigPerform steps 1,2 and 7 of the disassembly method to remove CD Mechanism Section See FigAdjustment Setting the Test ModeFM Detection FM Mute LevelIC15V BEXTest Video CD Video PWB-DDisc Checking Setting Checking of vector scope waveformChecking the black-and-white level Video OUTTurning on the test mode Tuner Test Mode Test Outline of tuner radio test modeDetails of tuner test mode Electronic volume Test Mode Test Timer test Mode TestLCD Test Mode Test Key input diagnosis Test Mode Test FF/PRESET UP ON-OFF CD PLAY/PAUSE/TUNING UP ON-OFFVolume UP ON-OFF Volume Down ON-OFFSwitch PWB CD Motor PWBFOCUS/TRACKING SPIN/SLED Driver Power PWB-B Rminal Main PWB PWBDisplay PWB Lamp PWBTuner PWB IC10V IC15VVideo CD Decoder IC16VIC11V Buffer AMPVideo CD Encoder Terminal PWB-A4 FromVideo PWB-D Tuner PWB-A2 CNS7 FromVideo Signal CD SignalFM Signal VolumeSERVO/SIGNAL Control CD Motor PWB-C CD LID Motor DriverSchematic Diagram 5/10 AM Signal FM Signal Tuner PWB-A2Main PWB-A11/2 CNP307Display PWB-A3 Lamp PWB-A7System Schematic Diagram 8/10 Video PWB-D IC10VROM 256Kx16 Video CD DecoderVideo Signal CD SignalXL-3000V Buffer AMPTo 15 are waveform numbers shown MER AssisFrom Display PWB-A3 SpindleAntenna OhmsTo Main PWB-A1 To Main To VideoPink Video PWB-D TOP View Video PWB-D Bottom ViewIC14V IC16VWaveforms of CD Circuit Troubleshooting When the CD does not functionParts Code UDSKA0004AFZZ HF Error FailureSled Motor Operating FailureLaser failure Focus failureFocus servo sawtooth wave failure Spindle motor clv servo failureDMO HF error No soundTEI Tezi RFITrack search failure Sled motor operation failureSled servo failure IC401 VHiLC75342M-1 Function/Volume Equalizer LC75342M Function Table of ICPin No Port Name Function Test VSS Pin No Terminal Name Input/Output Function IC701 RH-iX0038SJZZ System Microcomputer/FL driver IX0038SJ SEG25-SEG0IC801 VHiTA2109F/-1Servo Pre Amp. TA2109F IC802 VHiTC9462F/-1 Servo/Signal Control TC9462F 1/3 Uhso HSOPin No Port Name Input/Output Function IC802 VHiTC9462F/-1 Servo/Signal Control TC9462F 2/3 IC802 VHiTC9462F/-1 Servo/Signal Control TC9462F 3/3 IC802 VHiTC9462F/-1 Servo/Signal Control TC9462FCH1-OUT-A CH1-OUT-BCH1-IN-A CH1-IN-BIC14V VHiES3883F/-1 Video CD Encoder ES3883F 1/2 IC14V VHiES3883F/-1 Video CD Encoder ES3883F 2/2 ICV14 VHiES3883F/-1 Video CD Encoder ES3883F IC16V RH-iX0025SJZZ D-RAM 256Kx16 IX0025SJIC15V VHiES3880F/-1 Video CD Decoder ES3880F ES3880F Aclk AOUT/SELPLL0 AtclkLCD701 RV-LX0012SJZZ LCD Display MemoryFor U.S.A. only IC10V RH-IX0041SJZZ IC11V VHINJM4565M-1IC14V IC15VVCKYPA1HB102K VCKYPA1HF223ZRC-GZA227AF1C RC-GZW228AF1VRC-EZD107AF1A VCKYCY1EB104KRC-GZA227AF1A VCKYCY1EB563KR358VRS-CY1JB822J R359VRS-CY1JB182J R360VRS-CY1JB472J R393VRS-CY1JB102J R395VRD-ST2CD473JR607VRS-CY1JB682J R621VRS-CY1JB223JQCNCM998DAFZZ QCNCM037ESJZZCNP801V QCNCW010MSJZZ QCNCW007RSJZZLX-WZ9006SJZZ CPNLS1006SJ01TSPC-0221SJZZ HSY042SPK07302 PWB-A6 PWB-A5PWB-A7 PWB-A3 PWB-A8Copyright 2001 by Sharp Corporation
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