Sony KP-HR432K90, Service Manual

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KP-HR432K90/HR532K90/HR532N90/HW572K90
RM-Y909K RM-Y908 RM-Y909K RM-Y909K
B BOARD : IC3305, 3404 TLC2932IPWR
1 2 3 4 5 6 7
14 13 12 11 10 9 8
PFD
1/2 DIVIDER
VCO
LOGIC
VDD SELECT
VCO
OUT
FIN-A FIN-B
PFD
OUT
LOGIC
GND
VCO
VDD R BIAS VCO
IN
VCO
GND
VCO
INHIBIT
PFD
INHIBIT
NC
B BOARD : IC3413 SN74LV4053ANSR
11
14
15
4
3 5
1 2
13
12
16
7 8
10
9
6
X-
COMMON
A
B
C
INH
VSS
VDD 1Z
IN/OUT
1Y 0Z 0Y 1X 0X
VEE
Y-
COMMON
OUT/IN
Z-
COMMON
LOGIC LEVEL
CONVERSION
LOGIC LEVEL
CONVERSION
LOGIC LEVEL
CONVERSION
LOGIC LEVEL
CONVERSION
BINARY TO
1OF2
DECODERS
WITH
INHIBIT
TG
TG
TG
TG
TG
TG
BINARY TO
1OF2
DECODERS
WITH
INHIBIT
BINARY TO
1OF2
DECODERS
WITH
INHIBIT
B BOARD : IC3414 M52055P
15
GND1
14
INPUT 2B
3
OUTPUT 1
5
OUTPUT 2
6
OUTPUT 3
4
GND2
16 INPUT 1A
L
H
L
H
1 INPUT 1B
8 INPUT 3A
9 INPUT 3B
13
Vcc
11
INPUT 2A
10
GND3
12
CONTROL
INPUT 2
2
CONTROL
INPUT 1
7
CONTROL
INPUT 3
L H