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6-6. Ic Block Diagrams - Sony KP-HR432K90 Service Manual

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6-6. IC BLOCK DIAGRAMS

A BOARD : IC305, 307 SN74LV4053ANSR
VDD
16
LOGIC LEVEL
A
11
CONVERSION
LOGIC LEVEL
B
10
CONVERSION
LOGIC LEVEL
C
9
CONVERSION
LOGIC LEVEL
6
INH
CONVERSION
8
7
VSS
VEE
A BOARD : IC308 CXD2085M
7
SILCER
VDIN
SYNC.
6
VSIN
SEP.
A BOARD : IC708 TDA7265
5
MUTE / ST-BY
L + IN
7
GND
9
R + IN
11
R-VS L-VS
IN/OUT
1Z
0Z
1Y
0Y
3
5
1
2
BINARY TO
1OF2
DECODERS
WITH
INHIBIT
BINARY TO
1OF2
DECODERS
WITH
INHIBIT
BINARY TO
1OF2
DECODERS
WITH
INHIBIT
DECODE
13
12
XI
XO
+VS
3
4
L OUT
8
L -IN
10
R -IN
2
R OUT
1
6
KP-HR432K90/HR532K90/HR532N90/HW572K90
RM-Y909K
1X
0X
13
12
TG
X-
14
COMMON
TG
TG
Y-
15
COMMON
TG
TG
Z-
4
COMMON
TG
2
I
CBUS
INTERFACE
– 99 –
RM-Y909K
RM-Y908
OUT/IN
O169
16
15
OLBX
9
SCL
SDA
10
RM-Y909K

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Kp-hr532k90Rm-y908Kp-hw572k90Kp-hr532n90Rm-y909k

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