Com Port / Ps2 / Vga - EUROCOM A110SU Service Manual

COM Port / PS2 / VGA

5
COM PORT
3.3V
U38 U38
D
COM1_C1+
28
C1+
C264 C264
0.1u_16V_Y5V_04 0.1u_16V_Y5V_04 COM1_C1- 24
C1-
COM1_C2+
1
C2+
C613 C613
0.1u_16V_Y5V_04 0.1u_16V_Y5V_04 COM1_C2-
2
C2-
14
25 TXD0
T1IN
13
25 RTS0# T2IN
12
25 DTR0# T3IN
20
R2OUTB
19
25 DSR0#
R1OUT
18
25 RI0# R2OUT
17
25 CTS0#
R3OUT
16
25 RXD0 R4OUT
15
25 DCD0# R5OUT
R258 R258 100K_04 100K_04 COM_FOR
23
3.3VS FORCEON
R259 R259 *100K_04 *100K_04
22
3.3V /FORCEOFF
T90 T90 COM_INV 21
/INVALID
TI/MAX3243CDBR TI/MAX3243CDBR
C
NDCD0# L64 L64 FCM1005KF-121T03 FCM1005KF-121T03
NDSR0# L56 L56 FCM1005KF-121T03 FCM1005KF-121T03
NRXD0 L62 L62 FCM1005KF-121T03 FCM1005KF-121T03
NRTS0# L68 L68 FCM1005KF-121T03 FCM1005KF-121T03
NTXD0 L67 L67 FCM1005KF-121T03 FCM1005KF-121T03
NCTS0# L58 L58 FCM1005KF-121T03 FCM1005KF-121T03
NDTR0# L69 L69 FCM1005KF-121T03 FCM1005KF-121T03
NRI0# L57 L57 FCM1005KF-121T03 FCM1005KF-121T03
B
D20 D20
RB551V-30S2 RB551V-30S2
5VS_CRT C A
5VS
3.3VS
CRT
RN13 RN13
2.2K_8P4R_04 2.2K_8P4R_04
U37 U37
10 9
14 DDC_DATA DDC_IN1 DDC_OUT1
11 12
14 DDC_CLK DDC_IN2 DDC_OUT2
13 14 HSYNC_C
14 DAC_HSYNC SYNC_IN1 SYNC_OUT1
15 16 VSYNC_C
14 DAC_VSYNC
SYNC_IN2 SYNC_OUT2
5VS_CRT
1 3
3.3VS VCC_SYNC VIDEO_1
2 4
VCC_VIDEO VIDEO_2
A
C590 C590 C571 C571
7 5
VCC_DDC VIDEO_3
BYP
8 6
BYP GND
TPD7S019 TPD7S019
C573 C573
0.22u_10V_Y5V_04 0.22u_10V_Y5V_04
TI--IP4772CZ16 PN:6-02-47721-B60
5
4 3
PS2
VDD5
R559 R559
0_06 0_06
C262 C262
0.1u_16V_Y5V_04 0.1u_16V_Y5V_04
COM1_V+
27
V+
3 COM1_V-
V-
C614 C614 C263 C263
0.1u_16V_Y5V_04 0.1u_16V_Y5V_04
0.1u_16V_Y5V_04 0.1u_16V_Y5V_04
For EPSON K/B Power on
9 NTXD0
T1OUT
NRTS0#
10
T2OUT
NDTR0#
11
T3OUT
4 NDSR0#
R1IN PWR_PS2
NRI0#
5
R2IN
NCTS0#
6
R3IN
7 NRXD0
R4IN
NDCD0#
8
R5IN
25 PS2DAT0
25
GND
25 PS2CLK0
COM1 COM1
GND2
NDCD0#_R
1
NDSR0#_R 6
NRXD0_R
2
NRTS0#_R
7
NTXD0_R 3
NCTS0#_R
8
NDTR0#_R 4
NRI0#_R
9
5
GND1
D8314A-09M-120B D8314A-09M-120B
6-21-11F40-009
L53 L53 FCM1005MF-600T01 FCM1005MF-600T01
14 DAC_RED
L54 L54 FCM1005MF-600T01 FCM1005MF-600T01
14 DAC_GREEN
L55 L55 FCM1005MF-600T01 FCM1005MF-600T01
14 DAC_BLUE
C551 C551 C566 C566 C569 C569
DDCDATA R531 R531 R533 R533 R538 R538
DDCLK
R540 R540 33_04 33_04 HSYNC
R541 R541 33_04 33_04 VSYNC
FRED
FGRN
FBLUE
4 3
2
5V 3.3V PWR_PS2
R551 R551
*0_04 *0_04 U41 U41
50 MIL
R550 10K_04 R550 10K_04 PS2_3V3 PS2_FLG# 5 6
FLG# VOUT1
R560 R560 2 7
VIN1 VOUT2
*0_06 *0_06
3 8
VIN2 VOUT3
4 1
EN# GND
C618 C618
SY6288DCAC SY6288DCAC
10u_10V_Y5V_08_E 10u_10V_Y5V_08_E
SY6288DCAC
APL3518BXITRG
R561 R561 *0_06 *0_06 uP7534BRA8-20
23,27,32,34,39 DD_ON#
R562 R562
0_06 0_06
PWR_PS2
For ESD
. .
L63 L63 HCB1608KF-121T25 HCB1608KF-121T25
K/B
R545 R545 R544 R544
10K_04 10K_04
10K_04 10K_04
-B36.% -B36.%
L66 L66
33_04 33_04
PS2_P1
1
PS2_P2
2
L65 L65 T89 T89
3
33_04 33_04 PS2_P4
4
PS2_P5
5
PS2_P6
6
T87 T87 PINGND1.2=GND
C597 C597
0.1u_16V_Y5V_04 0.1u_16V_Y5V_04
PWR_PS2
For ESD
. .
L59 L59 HCB1608KF-121T25 HCB1608KF-121T25
PWR_PS2
R543 R543 R542 R542
10K_04 10K_04
10K_04 10K_04
L61 L61
33_04 33_04
MS_P1
25 PS2DAT2
MS_P2
L60 L60 T88 T88
33_04 33_04 MS_P4
MS_P5
25 PS2CLK2
MS_P6
T86 T86
C592 C592
0.1u_16V_Y5V_04 0.1u_16V_Y5V_04
J_CRT1 J_CRT1
D9324B-15F-131B D9324B-15F-131B
D_RED L50 L50 0_04 0_04 FRED 1
9
D_GREEN L51 L51 0_04 0_04 FGRN 2
10
D_BLUE L52 L52 0_04 0_04 FBLUE
3
11
C552 C552 C554 C554 C556 C556 C553 C553 C555 C555 C557 C557
4
12
5
13
6
14
7
15
8
! ! ! !!DMFWP!DP/ ! ! ! !!DMFWP!DP/ ! ! ! !!DMFWP!DP/
Title Title Title
[36]COM Port/PS2/VGA [36]COM Port/PS2/VGA [36]COM Port/PS2/VGA
14,20,23,27,34,35,37,38,39,41 VDD5
23,32,33,34,35,38,39 5V
Size Size Size Document Number Document Number Document Number
11,24,25,26,31,33,34,40 5VS
Custom Custom Custom SCHEMATIC1 SCHEMATIC1 SCHEMATIC1
2,11,19,25,30,32,33,34,35,38,39 3.3V
3,5,9,10,11,12,13,14,15,17,18,19,21,24,25,26,27,28,30,31,33,34,35,40 3.3VS
Date: Date: Date: Monday, August 19, 2013 Monday, August 19, 2013 Monday, August 19, 2013
2
Schematic Diagrams
1
D
Sheet 36 of 46
COM Port / PS2 /
C
PS/2 CONNECTOR TOP VIEW
VGA
6 5
4 3
2 1
MOUSE
-B360286( -B360286(
1
2
3
4
5
6
PINGND1.2=GND
B
DDCDATA
HSYNC
VSYNC
DDCLK
A
Rev Rev Rev
6-71-A11S0-D02 6-71-A11S0-D02 6-71-A11S0-D02
1.0 1.0 1.0
Sheet Sheet Sheet 36 36 36 of of of 46 46 46
1
COM Port / PS2 / VGA B - 37