Clevo D480V manual LPT/COM Port

B.Schematic Diagrams

Schematic Diagrams

LPT/COM Port

			VDD5	R724	0(R)
			+5V	R725	0
							26
			C270		28	C1+	VCC
			0.1UF(K%)		24	C1-
			C306		1	C2+
			0.1UF(K%)		2	C2-
	22	SOUTA	SOUTA		14	T1IN
			RTSA#		13
	22	RTSA#				T2IN
			DTRA		12
	22	DTRA				T3IN
			COM1RI
					20	R2OUTB
	22	DSRA#	DSRA#		19
			RIA#		18	R1OUT
	22	RIA#				R2OUT
			CTSA#		17
	22	CTSA#				R3OUT
			SINA		16
	22	SINA				R4OUT
			DCDA#		15
	22	DCDA#				R5OUT
					23	FORCEON
Sheet 23 of 42	VDD5	R267	100K(R)		22	/FORCEOFF
				T
	+5V	R268	100K		21	/INVALID
LPT/COM Port
						MAX3243
						U16

C285

0.1UF

V+ 27

V- 3

C307

0.1UF(K%)

9

T1OUT 10 T2OUT 11 T3OUT

4 R1IN 5 R2IN 6 R3IN 7 R4IN 8 R5IN

GND 25

C269

0.1UF(K%)

RN49

18

27

36

45

FCA3216K4-221

RN48

18

27

36

45

FCA3216K4-221

JCOM1

12

5

9

4

8

3

7

2

6

1

13

COM1_DB9

4	3	2	1	4	3	2	1
CP3								CP2
8P4C-120P								8P4C-120P
5	6	7	8	5	6	7	8

				VDD3
				R285
				100K
				PME#	PME#	19,22,24,25
				D
COM1RI	A	D22	G	Q1
		C		S 2N7002
		1SS355	R286
			100K

	+5V
PSTB#	1	RP2		10
		1	10		PSLIN#
PATFD#	2			9
PD0	3	2	9	8	PD3
PD1	4	3	8	7	PD2
	5	4	7	6	PINIT#
		5	6
		10P8R-4.7K
	R2			2K	PPERR#

22 PD[0..7] PD[0..7]

PD1

PD2

PD3

PD4

PD5

PD6

PD7

22 PINIT# PINIT#

RN3	BK32164S471
4	5
3	6
2	7
1	8
4	5
3	6

27

18

RN2 BK32164S471

5 6 7 8	5 6 7 8
CP6	CP5
8P4C-180P	8P4C-180P
4 3 2 1	4 3 2 1

	+5V
PACK#		1		RP1		10
PBUSY			2	1	10	9	PD7
PPE			3	2	9	8	PD6
PSLCT			4	3	8	7	PD5
			5	4	7	6	PD4
				5	6
				10P8R-		4.7K

JPRT1

29

1

14

2

15

3

16

4

17

5

				1 2 3 4	4 3 2 1
				CP1	CP4	C2
				8P4C-180P	8P4C-180P	180P
		PD0	RN1	8 7 6 5	5 6 7 8
		PACK#		BK32164S471
22	PACK#		4	5
		PBUSY	3	6
22	PBUSY
		PPE	2	7
22	PPE
		PSLCT	1	8
22	PSLCT
		PSTB#	4	5
22	PSTB#
		PATFD#	3	6
22	PATFD#
		PPERR#	2	7
22	PPERR#		1	8
		PSLIN#		R1	FCM1608K221
22	PSLIN#
			RN4	BK32164S471

18

6

19

7

20

8

21

9

22

10

23

11

24

12

25

13

28

PRT_PORT

B - 24 LPT/COM Port (71-D40U0-D03)