Sony DVP-PQ2 Service Manual page 45

HP-137 (HEADPHONE) PRINTED WIRING BOARD
HP-137 BOARD (SIDE A)
B
A
1 2 3
HP-137 BOARD (SIDE B)
B
A
1 2 3
4 5
4 5
4-33
• : Uses unleaded solder.
For printed wiring board
There are a few cases that the part printed on
this diagram isn't mounted in this model.
SW-406
(FUNCTION SWITCH)
SWITCHING REGULATOR
DPSN-20CP (PQ2: U2,CA2,MX2)
IF-106
DPSN-20CP-2 (PQ2: EC1,EC2,CEK)
(INTERFACE CONTROL)
HP-137
(HEADPHONE)
MB-108
SW-407 (SIGNAL PROCESS, SERVO)
(DOOR SWITCH)
AV-77
(AUDIO/VIDEO OUT)
HP-137 BOARD
B SIDE
IC501 A-3
D501 A-1
D502 A-1
Q501 A-3
Q502 A-3
4-34
DVP-PQ2
HEADPHONE
HP-137