Clevo 2700C manual 70

Schematic Diagrams

L 56								VDDREF	1
VCC3										VDDREF
BEAD									15	VDD
			C4 44		C399		C4 38		19
										VDD
C3 84	C4 41	C389	C446						27
										VDD
			.1U		.1U		.1U		30
										VDD
.1U	.1U	.1U	.1U						36
										VDD
			C443	C3 86		C429		C4 27	42
										VDD
									6
			4.7U	0.01U		0.01U		0.01U		VDDPCI
			CLOSE TO CLOCK GENERATOR						3	GNDREF
									16	GND
									22
										GND
									33
										GND
									39
										GND
									10
										GNDPCI
		L57						CLK2.5V	47
	V_IO									VDDL CPU
		BEAD
			C3 87	C3 96	C395	C394	C3 97
			4.7U	.1U	0.01U	.1U	0.01U
									44	GNDL
				CLOSE TO CLOCK GENERATOR
					(25)	SCL_AT FF		SCL_AT FF	24	SCLK
								SDA_AT FF	23
					(25)	SDA_AT FF				SDAT A

		CLOCK SELEC T						CPU RATIO SELEC T
								MD44	MD43	MD42	MD41
FS3	FS2	FS1	FS0	CPU	SDRAM	PCI		(NMI)	(INTR) (A20M#)		(IGNNE#)
0	0	0	0	66	100	33.3	1/2	0	0	0	0
0	0	0	1	100	100	33.3	1/3	0	0	0	1
0	0	1	0	150	100	37.5	1/4	0	0	1	0
0	0	1	1	133	100	33.3	1/5	0	0	1	1
0	1	0	0	66.8	133.6	33.4	2/5	0	1	0	0
0	1	0	1	100	133	33.3	2/7	0	1	0	1
0	1	1	0	100	150	37.5	2/9	0	1	1	0
0	1	1	1	133	133	33.3	2/11	0	1	1	1
1	0	0	0	66.8	66.8	33.4	1/6	1	0	0	0
1	0	0	1	97	97	32.3	1/7	1	0	0	1
1	0	1	0	70	105	35	1/8	1	0	1	0
1	0	1	1	95	95	31.7	Reserved	1	0	1	1
1	1	0	0	95	126.7	31.7	2/13	1	1	0	0
1	1	0	1	112	112	37.3	2/15	1	1	0	1
1	1	1	0	97	129.3	32.2	2/3	1	1	1	0
1	1	1	1	96.2	96.2	32.1	1/2	1	1	1	1

U26

CPUCLKF

46

Z3 08

R4 79

22(R)

45

CPUCLK0

R3 41

10

HCLKCPU

CPUCLK1

HCLKCPU

(1)

43

CPUCLK1

R3 42

10

HCLK630S

CPUCLK2

HCLK630S

(4)

FS1/PCICLKF

7

FS1

R3 48

33

PCLKPIC

PCLKPIC

(1)

8

FS2

R3 46

33

PCLK80P

FS2/PCICLK1

PCLK80 P

(25)

9

PCICLK2

R3 47

33

PCL K630 S

PCICLK2

PCLK630S

(11)

11

PCICLK3

R3 50

33

PCLKTI

PCICLK3

PCLKTI

(16)

12

PCICLK4

R3 67

33

PCLKLPC

PCICLK4

PCLKLPC

(20)

13

PCICLK5

R3 68

33

PCLKSIO

PCICLK5

PCLKSIO

(21)

14

PCICLK6

R3 81

33

AGPCLK0

PCICLK6

AGPCLK0

(7)

FS3/REF0

2

FS3

R3 39

22

LPC14M

LPC14M

(20)

48

REF1

R3 40

22

VOSCI

REF1

VOSCI

(7)

24_48/CPU2 .5_3 .3V#

25

Z3 97

R3 91

10K

VCC3

26

FS0

R3 92

22

USBCL K

FS0/48MHZ

USBCLK

(10)

SDRAM0

28

Z309

TP1 73

29

Z311

SDRAM1

TP1 72

31

Z312

SDRAM2

TP1 71

R3 94

22

DCLKREF

SDRAM3

32

SDRAM3

DCLKREF

(4)

34

SDRAM4

R3 93

22

MEMCLK4

SDRAM4

MEMCLK4

(5)

35

SDRAM5

R3 69

22

MEMCLK3

SDRAM5

MEMCLK3

(5)

37

SDRAM6

R3 52

22

MEMCLK2

SDRAM6

MEMCLK2

(5)

38

SDRAM7

R3 51

22

MEMCLK1

SDRAM7

MEMCLK1

(5)

40

Z310

TP1 68

SDRAM_F0

41

Z313

SDRAM_F1

TP1 65

PD#

18

Z315

R382

10K

VCC3

PCI_ST OP#

21

PCISTP#

PCISTP#

20

CPUST P#

CPU_ST OP#

CPUSTP#

(10)

17

SDRAM_STOP

R3 88

0

SDRAM_ST OP#

X 1

X 2

CLOSE TO CLOCK GENERATOR

4

5

ICS9248-135

R3 32

1 M

Z29

Y6

2

Z33

1

14.318MHz_DIP

C3 82

C383

22P

22P

RN64

8P4R_ 2.7K

1

SW6

FS0

8

RN60

5

4

Z5 94

12

1

6

3

Z5 96

2

11

FS1

7

2

VCC3

7

2

Z5 97

3

10

FS2

6

3

8

1

Z5 95

4

9

FS3

5

4

VCC3

5

8

Z761

Z761

R523

1K

Z855

6

7

Z650

Z650

8P4 R_10 K

SW DIP-6

R524

BSEL0

R3 99

10K

(1,2)

BSEL0

BSEL1

R3 98

10K

100K

(1,2)

BSEL1

VCC3

(5,6)

MD44

MD44

R2 23

10K(R)

MD43

R2 05

10K(R)

(5,6)

MD43

MD42

R2 13

10K(R)

(5,6)

MD42

MD41

R2 22

10K(R)

(5,6)

MD41

CPUCLK0	C390	10P(R)
CPUCLK1		C398	10P(R)
FS2
	C393	10P
PCICLK2		C420	10P
PCICLK3	C421	10P
PCICLK4		C425	10P
PCICLK5
	C426	10P
FS3		C385	10P
REF1
	C388	10P
FS0		C445	10P
SDRAM7
	C422	10P(R)
SDRAM6		C428	10P(R)
SDRAM5
	C439	10P(R)
SDRAM4		C440	10P(R)
SDRAM3
	C447	10P(R)
PCICLK6		C437	10P
FS1	C442	10P

		VCC3
PCISTP#	R3 90	10K
CPUSTP#	R3 89	10K
SDRAM_STOP	R4 80	10K(R)

T itle	CLOCK GENERATOR
Size	Document Number	71-22C00-D02				Rev
Custom	0200-03.SCH					2.0
Date:	Monday, March 05, 2001		Sheet	3	of 31

B - 3