Sony A941 - SPP Cordless Phone Service Schematics page 5

SPP-A941
5-11. PRINTED WIRING BOARD – BASE KEY Board –
1 2
BASE KEY BOARD
A
KP0
REC/MEMO
B
KP1
C
ERASE
D
KP42
TIME/SET
E
F
KP20
SLOW
REPEAT
G
H
LED2
CHARGE
LED1
I
• Semiconductor
IN USE
Location
Ref. No. Location
LD1 C-6
27
LD2 H-5
LD3 G-5
LD4 F-5
J
LED1 I-2
05
LED2 H-2
U1 C-4
3 4 5
BLK
SP1
RED
16 9
U1
(MESSAGE COUNTER)
1
8
VOLUME
–
KP41 KP40
SELECT MENU
KP30
KP12, LD4
KP12 3
LD4
KP11, LD3
2
LD3
KP11
KP10, LD2
MAIL BOX
KP10
1
LD2
1
D BASE MAIN
BOARD
J3
(Page 28)
– 35 –
5-12. SCHEMATIC DIAGRAM – BASE KEY Board –
6
KP2, LD1
ANSWER
ON/OFF
KP2
LD1
+
KP31
KP22
QUICK
SKIP
(Page 30)
KP16
HANDSET
LOCATOR
1-676-810-
11
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