Pioneer PDP-4270XA Service Manual page 65

5
POWER SUPPLY Unit
P8 (B13B-PH-K-S)
Voltage
(V)
No. Pin Name
1 V+6_5V 6.6
2 GND 0
3 V+12V 12.1
4 GND 0
5 +16.5V 17.2
6 GND 0
7 +5_1V 4.9
8 +5_1V 4.9
9 +5_1V 4.9
10 +5_1V 4.9
11 GND-D 0
12 GND-D 0
13 GND-D 0
POWER SUPPLY Unit
P9 (B11B-PH-K-S)
Voltage
(V)
No. Pin Name
1 M-SW-DET 3.4
2 AC-DET 3.4
3 N.C. 3.4
4 GND-D 0
5 STB3_3V 3.4
6 GND-D 0
7 STBY5_1V 5.0
8 GND-D 0
9 +35V 35.0
10 GND-D 0
11 US-SW 0
Fan
Voltage
(V)
No. Pin Name
0
3.4
0
PC Assy
CN9301 (CKS3826)
Voltage
(V)
No. Pin Name
1 V+5V_A 5.0
2 WE ROM 0
3 D-sub DET 0
4 V+3.3V_UCOM 3.3
5 PC_V 0
6 PC_H 0
7 V+9V_A 9.0
8 PC_G 2.4
9 GND 0
10 PC_B 2.4
11 GND 0
12 PC_R 2.4
5
6
MAIN Assy
CN4002 (KM200NA13)
Pin Name No.
V+6_5V 1
GND 2
V+12V 3
GND 4
V+16.5V 5
GND 6
V+5_1V 7
V+5_1V 8
V+5_1V 9
V+5_1V 10
GND 11
GND 12
GND 13
MAIN Assy
CN4008 (KM200NA11)
Pin Name No.
N.C. 1
AC_DET 2
RELAY 3
GND 4
V+3_3V_STB 5
GND 6
V+5_1V_STB 7
GND 8
V+35V 9
GND 10
US_SW 11
MAIN Assy
CN4009 (KM200NA3)
Pin Name No.
FAN_VCC 1
FAN_NG1 2
GND 3
MAIN Assy
CN4018 (AKM1234)
Pin Name No.
V+5V_A 12
WE ROM 11
D-sub DET 10
V+3.3V_UCOM 9
PC_V 8
PC_H 7
V+9V_A 6
PC_G 5
GND 4
PC_B 3
GND 2
PC_R 1
PDP-427XD
6
7
42 & 60 LED Assy
CN9601 (AKP1303)
No. Pin Name
1 LED-
2 LED_ON
3 LED_OFF
4 LED_REC
5 LED_MDM
6 LED-
42 DIGITAL Assy 42 X DRIVE Assy
CN3505 (D19) CN1001 (X1)
Pin
Pin Name I/O
No.
1 PSW O Function standby control signal
2 XSUS_PD I X drive PD signal
3 XDD_PD I X drive PD signal
4 XDRV_PD I X drive PD signal
5 GND – GND
6 XRsv1 I X drive control signal (reserve)
7 XSUS-MSK I X drive control signal
8 GND – GND
9 XNR-D O X drive control signal
10 GND – GND
11 XSUS-G O X drive control signal
12 GND – GND
13 XSUS-D O X drive control signal
14 GND – GND
15 XSUS-U O X drive control signal
16 GND – GND
17 XSUS-B O X drive control signal
18 GND – GND
42 DIGITAL Assy 42 Y DRIVE Assy
CN3506 (D20) CN2001 (Y1)
Pin
Pin Name I/O
No.
1 GND – GND
2 SCN5V_PD I Y drive PD signal
3 SI_L O Scan control signal
4 SI_H O Scan control signal
5 GND – GND
6 CLR O Scan control signal
7 CLK O Scan control signal
8 GND – GND
9 LE O Scan control signal
10 OC2 O Scan control signal
11 OC1 (–1) O Scan control signal
12 GND – GND
13 YSUS-B O Y drive control signal
14 YSUS-U O Y drive control signal
15 GND – GND
16 YSUS-D O Y drive control signal
17 YSUS-G O Y drive control signal
18 GND – GND
19 YPR-U O Y drive control signal
20 YRsv1 – Y drive control signal (reserve)
21 GND – GND
22 YSUS-MSK O Y drive control signal
23 YNRST O Y drive control signal
24 YRsv2 – Y drive control signal (reserve)
25 GND – GND
26 YENOFS O Y drive control signal
27 YRsv3 O Y drive control signal (reserve)
28 YSOFT-D O Y drive control signal
29 GND – GND
30 VOFS_ADJ – Vofs offset adjustment
31 VYPRST_ADJ O Reset voltage adjustment
32 GND – GND
33 GND – GND
34 N.C – Non connection
35 GND – GND
36 YDD_PD I Y drive PD signal
37 YSUS_PD I Y drive PD signal
38 SCAN_PD I Y drive PD signal
39 YDRV_PD I Y drive PD signal
40 PSW O Function standby control signal
7
8
MAIN Assy
CN4006 (KM200NA6)
Voltage
(V)
Pin Name No.
0.2 LED-
3.4 LED_ON
0 LED_OFF
0 LED_REC
0 LED_MDM
0.2 LED-
Voltage
Function TP
(V)
0 TP3519
0 TP3513
0 TP3514
0 TP3515
– –
– –
0 to 3.3 –
– –
0 to 3.3 –
– –
0 to 3.3 –
– –
0 to 3.3 –
– –
0 to 3.3 –
– –
0 to 3.3 –
– –
Voltage
Function TP
(V)
– –
0 TP3507
0 to 3.3 –
0 to 3.3 –
– –
0 to 3.3 –
0 to 3.3 –
– –
0 to 3.3 –
0 to 3.3 –
0 to 3.3 –
– –
0 to 3.3 –
0 to 3.3 –
– –
0 to 3.3 –
0 to 3.3 –
– –
0 to 3.3 –
– –
– –
0 to 3.3 –
0 to 3.3 –
– –
– –
0 to 3.3 –
– –
0 to 3.3 –
– –
1.85 TP3181
1.21 TP3182
– –
– –
– –
– –
0 TP3509
0 TP3510
0 TP3511
0 TP3512
0 TP3518
8
A
1
2
3
4
5
6
B
C
D
E
F
65