Printed Wiring Boards - Sony DR-BT21G Service Manual

3-2. PRINTED WIRING BOARDS

1
CHARGER BOARD ( SIDE A )
A
B 1 2
B301
RECHARGEABLE
BATTERY
(LI-ION)
3.7V
MAIN BOARD ( SIDE A )
C
FF
D
REW
E
DR-BT21G
: Uses unleaded solder.
2 3
4 3
5 1
1-872-385-
1 4
2 3
27 25 20 16
15
30
10
35
5
40
42 45 50 52 1
1-872-384-
1 5
3 4
4 5
CHARGER BOARD ( SIDE B )
3 1
4 5
11
(11)
MAIN BOARD ( SIDE B )
1 5
3 4
E
(WHT)
(BLK)
(GRN/NAT)
(RED) (GRN)
11
MIC
(11)
9 9
6
1 10
5 6
1-872-385-
(RED/NAT)
1-872-384-
(11)
E
B B
C C
DR-BT21G
7
11
(11)
• Semiconductor
Location
Ref. No. Location
D102 E-1
D103 E-2
D201 C-5
D250 A-3
11
IC101 D-2
IC151 C-2
IC201 C-5
IC202 E-3
IC251 A-3
IC261 A-6
Q102 E-6
Q201 D-5
Q202 C-4
Q251 A-5