H1 Board Schematic Diagram - Sony KDF-E55A20 Service Manual

H1 BOARD SCHEMATIC DIAGRAM

 _ 
$
²
%
² R171
470
1/10W
:RN-CP
&
²
'
KDF-E55A20/E60A20
_  _ 
S171 S172 S173
CH UP CH DW VOL UP VOL DW
R173
R172 R174
1k
680 2.2k
1/10W
1/10W 1/10W
:RN-CP :RN-CP :RN-CP C171
0.1
25V
B:1608
VD171
(CONTROL SWITCHES)
_  _ 
S174 S175
INPUT
TO GI:CN6021
CN171
4P
WHT-L
:1.5DL
GND
1
KEY
2
GND
3
GND
4
D171
UDZSTE-175.6B
9-965-984-01<LA3>H1
KDF-E55A20/E60A20
61