Service manual

Schematic Diagrams
COM Port / PS2 / VGA B - 37
B.Schematic Diagrams
COM Port / PS2 / VGA
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
COM_FOR
COM1_C2+
COM1_C1+ COM1_V+
COM1_V-COM1_C1-
COM1_C2-
COM_INV
NDSR0#
NRI0#
NRXD0
NRTS0#
NDTR0#
NTXD0
NDCD0#
NCTS0#
NDSR0#
NDTR0#
NRXD0
NRI0#
NRTS0#
NTXD0
NDCD0#_R
NDSR0#_R
NRXD0_R
NTXD0_R
NRTS0#_R
NRI0#_R
NDTR0#_R
NDCD0#
NCTS0#_RNCTS0#
PS2_3V3 PS2_FLG#
PS2_P5
PS2_P2
PS2_P6
PS2_P1
PS2_P4
MS_P5
MS_P1
MS_P4
MS_P2
MS_P6
D_BLUE
BYP
FGRN
DDCLK
HSYNC
FBLUE
FRED
D_GREEN
DDCDATA
VSYNC
HSYNC
DDCDATA
VSYNC_C
HSYNC_C
5VS_CRT
FGRN
FBLUE
FRED
VSYNC
D_RED
DDCLK
5VS_CRT
3.3V
3.3VS
3.3V
5V PWR_PS23.3V
PWR_PS2
PWR_PS2
PWR_PS2
PWR_PS2
3.3VS
3.3VS
5VS
VDD5
DCD0#25
DSR0#25
CTS0#25
RTS0#25
TXD025
RXD025
RI0#25
DTR0#25
DD_ON#23,27,32,34,39
PS2CLK025
PS2DAT025
PS2CLK225
PS2DAT225
DAC_VSYNC14
DAC_HSYNC14
DDC_DATA14
DDC_CLK14
DAC_BLUE14
DAC_GREEN14
DAC_RED14
3.3V2,11,19,25,30,32,33,34,35,38,39
5V23,32,33,34,35,38,39
3.3VS3,5,9,10,11,12,13,14,15,17,18,19,21,24,25,26,27,28,30,31,33,34,35,40
5VS11,24,25,26,31,33,34,40
VDD514,20,23,27,34,35,37,38,39,41
Title
Size Document Number Rev
Date: Sheet
of
6-71-A11S0-D02
1.0
[36]COM Port/PS2/VGA
Custom
36 46Monday, August 19, 2013
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
Title
Size Document Number Rev
Date: Sheet
of
6-71-A11S0-D02
1.0
[36]COM Port/PS2/VGA
Custom
36 46Monday, August 19, 2013
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
Title
Size Document Number Rev
Date: Sheet
of
6-71-A11S0-D02
1.0
[36]COM Port/PS2/VGA
Custom
36 46Monday, August 19, 2013
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
COM PORT
CRT
SY6288DCAC
APL3518BXITRG
uP7534BRA8-20
50 MIL
For ESD
K/B
PINGND1.2=GND
PINGND1.2=GND
MOUSE
For ESD
TI--IP4772CZ16 PN:6-02-47721-B60
PS2
PS/2 CONNECTOR TOP VIEW
1
2
34
65
6-21-11F40-009
For EPSON K/B Power on
C601 *33p_50V_X7R_04C601 *33p_50V_X7R_04
L65
33_04
L65
33_04
.
L62 FCM1005KF-121T03
.
L62 FCM1005KF-121T03
R542
10K_04
R542
10K_04
.
L68 FCM1005KF-121T03
.
L68 FCM1005KF-121T03
R544
10K_04
R544
10K_04
C610 180p_50V_NPO_04C610 180p_50V_NPO_04
.
L54 FCM1005MF-600T01
.
L54 FCM1005MF-600T01
C599 *33p_50V_X7R_04C599 *33p_50V_X7R_04
C608 180p_50V_NPO_04C608 180p_50V_NPO_04
R543
10K_04
R543
10K_04
C571
0.22u_10V_Y5V_04
C571
0.22u_10V_Y5V_04
R545
10K_04
R545
10K_04
C590
0.22u_10V_Y5V_04
C590
0.22u_10V_Y5V_04
R259 *100K_04R259 *100K_04
.
L67 FCM1005KF-121T03
.
L67 FCM1005KF-121T03
R258 100K_04R258 100K_04
.
L51 0_04
.
L51 0_04
.
L58 FCM1005KF-121T03
.
L58 FCM1005KF-121T03
C584 *33p_50V_NPO_04C584 *33p_50V_NPO_04
.
L52 0_04
.
L52 0_04
C596 180p_50V_NPO_04C596 180p_50V_NPO_04
RD9
BAV99N3
RD9
BAV99N3
A C
AC
C577
1000p_50V_X7R_04
C577
1000p_50V_X7R_04
C609 180p_50V_NPO_04C609 180p_50V_NPO_04
D20
RB551V-30S2
D20
RB551V-30S2
AC
L61
33_04
L61
33_04
C554
22p_50V_NPO_04
C554
22p_50V_NPO_04
C552
22p_50V_NPO_04
C552
22p_50V_NPO_04
.
L63 HCB1608KF-121T25
.
L63 HCB1608KF-121T25
C606 180p_50V_NPO_04C606 180p_50V_NPO_04
T89T89
C616 *0.1u_16V_Y5V_04C616 *0.1u_16V_Y5V_04
C262
0.1u_16V_Y5V_04
C262
0.1u_16V_Y5V_04
C600 470p_50V_X7R_04C600 470p_50V_X7R_04
C582 470p_50V_X7R_04C582 470p_50V_X7R_04
RD11
BAV99N3
RD11
BAV99N3
A C
AC
R531
150_1%_04
R531
150_1%_04
R560
*0_06
R560
*0_06
R541 33_04R541 33_04
U38
TI/MAX3243CDBR
U38
TI/MAX3243CDBR
C1+
28
C1-
24
C2+
1
C2-
2
T1IN
14
T2IN
13
T3IN
12
R2OUTB
20
R1OUT
19
R2OUT
18
R3OUT
17
R4OUT
16
R5OUT
15
FORCEON
23
/FORCEOFF
22
/INVALID
21
V+
27
V-
3
T1OUT
9
T2OUT
10
T3OUT
11
R1IN
4
R2IN
5
R3IN
6
R4IN
7
R5IN
8
GND
25
VCC
26
C576
220p_50V_NPO_04
C576
220p_50V_NPO_04
C611 180p_50V_NPO_04C611 180p_50V_NPO_04
C263
0.1u_16V_Y5V_04
C263
0.1u_16V_Y5V_04
J_CRT1
D9324B-15F-131B
J_CRT1
D9324B-15F-131B
8
7
6
5
4
3
2
1
9
10
11
12
13
14
15
GND2 GND1
C592
0.1u_16V_Y5V_04
C592
0.1u_16V_Y5V_04
T87T87
U37
TPD7S019
U37
TPD7S019
VCC_SYNC
1
VCC_VIDEO
2
VIDEO_1
3
VIDEO_2
4
VIDEO_3
5
GND
6
VCC_DDC
7
BYP
8
DDC_OUT1
9
DDC_IN1
10
DDC_IN2
11
DDC_OUT2
12
SYNC_IN1
13
SYNC_OUT1
14
SYNC_IN2
15
SYNC_OUT2
16
T86T86
C551
10p_50V_NPO_04
C551
10p_50V_NPO_04
C598 470p_50V_X7R_04C598 470p_50V_X7R_04
C605 *33p_50V_X7R_04C605 *33p_50V_X7R_04
C557
*10p_50V_NPO_04
C557
*10p_50V_NPO_04
R551
*0_04
R551
*0_04
L66
33_04
L66
33_04
R561 *0_06R561 *0_06
C573
0.22u_10V_Y5V_04
C573
0.22u_10V_Y5V_04
C572 180p_50V_NPO_04C572 180p_50V_NPO_04
.
L59 HCB1608KF-121T25
.
L59 HCB1608KF-121T25
U41
SY6288DCAC
U41
SY6288DCAC
VOUT1
6
VOUT3
8
VIN2
3
VIN1
2
VOUT2
7
GND
1
EN#
4
FLG#
5
R559
0_06
R559
0_06
.
L55 FCM1005MF-600T01
.
L55 FCM1005MF-600T01
.
L64 FCM1005KF-121T03
.
L64 FCM1005KF-121T03
R533
150_1%_04
R533
150_1%_04
C604 470p_50V_X7R_04C604 470p_50V_X7R_04
C555
*10p_50V_NPO_04
C555
*10p_50V_NPO_04
T90T90
C264
0.1u_16V_Y5V_04
C264
0.1u_16V_Y5V_04
C569
10p_50V_NPO_04
C569
10p_50V_NPO_04
.
L53 FCM1005MF-600T01
.
L53 FCM1005MF-600T01
C613
0.1u_16V_Y5V_04
C613
0.1u_16V_Y5V_04
C556
22p_50V_NPO_04
C556
22p_50V_NPO_04
COM1
D8314A-09M-120B
COM1
D8314A-09M-120B
5
9
4
8
3
7
2
6
1
GND1
GND2
C553
*10p_50V_NPO_04
C553
*10p_50V_NPO_04
RN13
2.2K_8P4R_04
RN13
2.2K_8P4R_04
1 2 3 4 5
6 7 8
RD12
BAV99N3
RD12
BAV99N3
A C
AC
C574
1000p_50V_X7R_04
C574
1000p_50V_X7R_04
-B360286(-B360286(
1
2
3
4
5
6
C617 0.1u_16V_Y5V_04C617 0.1u_16V_Y5V_04
T88T88
R562
0_06
R562
0_06
C603 *33p_50V_NPO_04C603 *33p_50V_NPO_04
RD10
BAV99N3
RD10
BAV99N3
A C
AC
.
L50 0_04
.
L50 0_04
R550 10K_04R550 10K_04
C614
0.1u_16V_Y5V_04
C614
0.1u_16V_Y5V_04
R538
150_1%_04
R538
150_1%_04
C595 *33p_50V_NPO_04C595 *33p_50V_NPO_04
C583 *33p_50V_X7R_04C583 *33p_50V_X7R_04
R540 33_04R540 33_04
.
L69 FCM1005KF-121T03
.
L69 FCM1005KF-121T03
C575
220p_50V_NPO_04
C575
220p_50V_NPO_04
C566
10p_50V_NPO_04
C566
10p_50V_NPO_04
L60
33_04
L60
33_04
.
L56 FCM1005KF-121T03
.
L56 FCM1005KF-121T03
.
L57 FCM1005KF-121T03
.
L57 FCM1005KF-121T03
C618
10u_10V_Y5V_08_E
C618
10u_10V_Y5V_08_E
C607 *33p_50V_NPO_04C607 *33p_50V_NPO_04
C589 180p_50V_NPO_04C589 180p_50V_NPO_04
C597
0.1u_16V_Y5V_04
C597
0.1u_16V_Y5V_04
-B36.%-B36.%
1
2
3
4
5
6
Sheet 36 of 46
COM Port / PS2 /
VGA