Printed Wiring Board - Main Board (Side A) - Sony HCD-DX155 Service Manual

6-6. PRINTED WIRING BOARD – MAIN BOARD (SIDE A) –
E
E
E
E
E
E
E
E
E
E
E
E
E
HCD-DX155/DX255
• See page 29 for Circuit Boards Location.
IC3050
5
1
3 4
IC3001
IC3051
IC3100
IC3010
IC3150
IC3200
IC3020
IC3250
IC3300
IC3030
IC1104
IC3400
DX255
C3508
IC3500
R3507
C3513
R3504
DX255
:Uses unleaded solder.
IC502
1 5
3 4
E
4 3
IC511
1
5
IC501
IC3003
IC1103
IC1102
IC1105
IC1101
35 35
New part of EEP ROM (IC1103) on the MAIN board cannot be used.
FL BOARD
Therefore, if the mounted MAIN board (A-1151-985-A, etc.) is replaced,
A
CN801
exchange new EEP ROM (IC1103) with that used before the replacement.
(Page 49)
R665 C606
R666
R664
1 28
R676
14 15
R678
DX255
R682 C515
C516
1 28
DX155
14 15
IC1201
R1504
OPTICAL
PICK-UP BLOCK
E
(KHM-310CAB)
IC1107
IC2200
10 1
11 20
3 1
IC1109
HCD-DX155/DX255
Ver. 1.2
• Semiconductor
Location
Ref. No. Location
D2001 I-12
IC501 D-11
IC502 B-11
IC504 B-13
IC505 C-13
IC511 C-10
IC1101 H-10
IC1102 F-11
IC1103 E-9
IC1104 H-8
IC1105 G-12
IC1107 H-13
IC1109 J-12
IC1201 F-13
IC2200 I-13
IC3001 C-7
IC3003 E-8
IC3010 D-7
IC3020 E-7
IC3030 H-7
IC3050 B-6
IC3051 C-7
IC3100 C-5
IC3150 D-5
IC3200 E-5
IC3250 F-5
IC3300 G-5
IC3400 H-5
IC3500 I-5
Q506 C-10
Q1101 G-14
Q1102 H-14
Q1103 G-13
Q3101 C-2
Q3102 C-2
Q3151 D-2
Q3152 D-2
Q3201 E-2
Q3202 E-2
Q3251 F-2
Q3252 F-2
Q3301 G-2
Q3302 G-2
Q3401 I-2
Q3402 I-2
Q3551 J-3