B Board - Sony KP-51WS510 Service Manual

B BOARD

IC3305, 3404 TLC2932IPWR
IC3413 SN74LV4053ANSR
11
A
B 10
C
9
6
INH
IC3414 M52055P
16
1
LOGIC
VDD SELECT
1 2
14 13
VCO R BIAS
VDD
VDD
16
LOGIC LEVEL
BINARY TO
CONVERSION
1OF2
DECODERS
WITH
INHIBIT
LOGIC LEVEL
BINARY TO
CONVERSION
1OF2
DECODERS
WITH
INHIBIT
LOGIC LEVEL
BINARY TO
CONVERSION
1OF2
DECODERS
WITH
LOGIC LEVEL
INHIBIT
CONVERSION
8 7
VSS VEE
15 14
2 3
VCO PFD LOGIC
OUT FIN-A FIN-B OUT
3 4 5 6
1/2 DIVIDER
PFD
VCO
12 11 10 9
VCO VCO VCO PFD
IN GND INHIBIT INHIBIT
IN/OUT
1Z 0Z 1Y 0Y 1X 0X
3 5 1 2 13 12
13 12 11
4 5 6
— 85 —
KP-51WS510/57WS510/65WS510
GND
7
8
NC
TG
X-
14
COMMON
TG
TG
Y-
15
OUT/IN
COMMON
TG
TG
Z-
4
COMMON
TG
10
9
8
7