Vcr Mt Pcb Assy(4/7) - Pioneer DVR-RT501-S Service Manual

1

3.12 VCR MT PCB ASSY(4/7)

B 4/7
VCR MT PCB ASSY
A
(A2G002HB10)
•REGULATOR BLOCK
FROM/TO AV IN/OUT
B 6/6
CP7304
B
C
D
D
CP502
E
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
F
B 4/7
50
1
2
CP1701_1
(CP7304)
A2001WV2-10P
1 +1.8V
2 +1.8V
3 P.CON+12V
4 AT+5.2V
5 +3.3V
6 +3.3V
7 MPEG5V
8 GND
9 GND
10 GND
FROM/TO POWER
CP1702
(CP502)
52147-1610
1 MOTOR+27V NC
2 MOTOR+12V
3 MOTOR GND
4 AT+13V
5 AT+5.2V
6 AT+5.2V
7 UNREG+3.3V
8 UNREG+3.3V
9 DRIVE ON-H
10 GND
11 GND
12 P.FAIL
13 TUNER+32V
14 -22V
15 HEATER -
16 HEATER +
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
2
3
3.7
ICP1701
20N_1600FS
1.6A 125V 1.6A 125V
DVR-RT501-S
3
4
3.3V REG.IC
IC1702 PQ070XF01SZH
IN OUT GND CTL
1 2 3 4
3.3 0 1.2
3.4 0
R1732
470
M-CON +5V SW
Q1712
KTA1281_Y
4.9 5.0
5.0
0
5.2
0
4