Schematic Diagram - Mic/Jack Section - Sony HCD-GNZ333D Service Manual

Q Q
3 7 6 3 1 5 1 5 0
7-22. SCHEMATIC DIAGRAM – MIC/JACK Section –
1
MIC BOARD
A
B
RV261
T E 50k
L 1 3 9 4 2 2 9 6 5 1 3
MIC
C
LEVEL
J261
MIC
D
w w w
HCD-GNZ333D/GNZ444D
2 3
R284
2.2k
4.4 4.4 4.4
8.6
8 7 6 5
1 2 3 4
4.4
4.4 4.4
C280
C266
C264
1
0
330p
R261
4.7k
Q261
2SC3052F-T1-LF
0
R277
MIC MUTE
100k
0
R283
0
C274
0.1
x a o
y
. i
http://www.xiaoyu163.com
8
4 5
R274 W262
100 4P
4 9V
3 MIC_SW
2 MIC_OUT
C277 R275
1 A_GND
2.2 22
50V
R282
100k
C278
0.1
IC261
MIC AMP
Q Q
3 7 6 3
C275
0.01
R281 R280
100 5.6k
R278 R279
BOARD
0 10k
CN101
(Page 37)
BOARD
W261
CN101
(Page 37)
E (CHASSIS)
ET261
(SHIELD)
u 1 6 3
.
53 53
http://www.xiaoyu163.com
2 4
9 9
6 7
MAIN
BOARD
M
(1/3)
CN103
(Page 37)
1 5 1 5 0 8 9 2
JACK BOARD
W252
3P
MAIN
AUDIO-L 1
K
A-GND 2
(1/3)
AUDIO-R 3
W253
5P
HP-GND 1
MAIN
HP-L
2
L
HP-R 3
(1/3)
AMP-ON
4
SP-RELAY 5
W251
(CHASSIS)
m
c o
HCD-GNZ333D/GNZ444D
2
8 9 9
8
4 9 8 2 9 9
J251
AUDIO IN
J252
PHONES