MiTAC 7521 PLUS/N service manual GND1, GND2

1 2 3 4 5 6 7 8

A

B

C

D

J501

1	1
	2
2
	3
3
	4
4
GND1	GND1
	GND2
GND2
FOXCONN-MH1174-FS6/NA										1
		2	2	2	2
										2
		JO543 JO544 JO545 JO546					1	L507	2
								0
		1	1	1	1	GND		0805C		AVGND
		GND
							+3V
							1
								R518
								100K
				R516				0603
6 CRT_IN#				1	2		1 2	C505
								100P
				1K				0603
				0603			2	10%
						CRTGND
		F501					L508
	+5V	1		2		1		2
									1	C502
		MINISMDC110/NA			BEAD_120Z/100M/NA					1000P/NA
	POLYSW_MINISMDC110						0805C		2	0603B

CRTGND

J506

16

6

1

11

12

7

8

2

3

13

14

9

10

4

5

15

17

CRTGND 15P/2R-FM CRTGND

2 2 2 2 2 2 2 2 2

JO528 JO529 JO530 JO531 JO532 JO533 JO534 JO535 JO536

1 1 1 1 1 1 1 1 1

GND

JL503

JP_NET

JP_SMT4_DFS

JL504

JP_NET

JP_SMT4_DFS

CRTGND GND

1 2

C503

100P

0603B

2 1

					R71
L510	1	2	BEAD_130Z/100M	0603B	0 1	2 0603					TV_LUMA	TV_LUMA 7
L509	1	2	BEAD_130Z/100M	0603B	1	2					TV_CRMA
												TV_CRMA 7	1
					0	0603
					R70
						C100	1	1	C101	1	1
													2
C504						100P			100P	R69	R72
100P						0603B			0603B	75	75	5	FPVCC
0603B							2	2		0603	0603
										1%	1%
										2	2
							GND			GND

PANEL_VDD

+3V

5 TXCLKOUT+

1

LID_OPEN#

LID_OPEN#

5,20

5 TXCLKOUT-

R18

5 TXOUT2+

10K

3

5

TXOUT2-

0603

SW1

Q4

3

1

2

2

DTC144WK

4

2

MPU-101-6DB

1

GND

GND

GND

L518

1

2

BEAD_130Z/100M 0603B

RED

5

L516

1

2

BEAD_130Z/100M 0603B

GREEN

5

BLUE

5

L515

1

2

BEAD_130Z/100M 0603B

4 3 2 1

1 2 3 4

5 6 7 8

CA8

RP15

47PX4

RP75X4

RPSOA_8C

RPSOA_8C

RPSOA_8

47PX4

CA502

5 6 7 8

8 7 6 5

4 3 2 1

R118

1

2

CRTGND

GND

GND

0

0603

R114

33

0603B

Q12

L514

1

2

BEAD_130Z/100M

0603B

2

1

D

D S

S

G

R112

33

0603B

R113

2N7002/NA

L519

1

2

BEAD_130Z/100M

0603B

2

1

1

2

0

0603

Q11

D

D S

S

G

L513

BEAD_130Z/100M

0603B

R520

R521

2N7002/NA

1

2

1

2

L512

1

2

BEAD_130Z/100M

0603B

1

2

33/NA 0603

33/NA 0603

Q501

5 6 7 8

Q502

D DS

S

+12V

D

D S

S

G

RPSOA_8C

2N7002

47PX4

1

2N7002

G

CA501

R630

4 3 2 1

10K

0603

CRTGND

2

6 CRT_ISOLATE#

SiS630S GPIO 9

3 4 5 6

		+12V		+3V
+5V		1
			R7
				5 6 7 8
			470K
			0603	D	Q2
				G	NDS9410
R5		2			SO8
4.7K	D			4
0603
	D	Q3		1			A
G	S	2N7002		S
	S			2	3
	GND
				2
					L4
					BEAD_120Z/100M
					0805C
				1
					1	C287
						0.1U
						0603
					2	50V
	J2
1		2	PANEL_VDD		GND
3		4
5		6
7		8
9		10				TXOUT1+	5
11		12				TXOUT1-	5
13		14
15		16				TXOUT0+	5
17		18
						TXOUT0-	5
19		20
	HDR/MA/10X2P/1MM						B
	CONN_DF20ADP_20
	HIROSE-DF20A-20DP-1V
				GND

C

HSYNC	5	(+5VS)
		+5V		+3V
FROM VGA CHIP
VSYNC	5	1	1	1	1
		R523	R524	R3	R2
		2.2K/NA	2.2K/NA	2.2K	2.2K
		0603	0603	0603	0603
		2	2	2	2

DDCK	5,7
DDDA	5,7

+5V

D

			MITAC INTERNATIONAL CORP.
	Title	7521 plus
	Size	Document Number						Rev
	C	SD411670000002						02
	Date:	Tuesday, May 08, 2001		Sheet	11	of	30
7				8