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BACK LIGHT ADJ
P{9}
PWM
viii.
AUDIO AMP MUTE ON/OFF
The control signal of AMP MUT was outputed from MUTE1 and MUTE2 I/O port of PW328. MUTE2 will
control the RC JACK Audio Output Mute. (For preventing from abnormal sound occurred when turn on TV
set, Audio Amp Mute will act in first and last procedure)
J6
1
L80
2
L81
3
L82
4
L83
5
Vsub
EARPHONE OUT
P[14]
MUTE1
Vsub
P{14}
MUTE2
ix.
THE THREE BIRDS LOGO
The ViewSonic Logo will show up in 6 seconds after program execution, then disappeared. All the
POWER ON procedure will be finished when AMP Relay sound be heard and screen displayed.
ViewSonic Corporation
All manuals and user guides at all-guides.com
PWM1
R320
47K
PWM2
C490
R321
.1
10K
SBK16-102
SBK16-102
SBK16-102
R198
0
SBK16-102
Lo=MUTE
R200
10K
1K
C315
471
10K
R186
1K
C325
471
Hi=MUTE
10
V12IN
R317
4.7K_NC
R318
For 32" Power
For 37" Power
V12
R319
Vsub
5
+
VPWM
7
6
-
U42B
C491
LM358
.1
R323
4.7K
AUD__R
AUD__L
AUD__L
22U
C335
C336
AUD__R
22U
C337
C338
Vsub
R199
10K
B
Q13
3904
C312
LINER
R183
1
2
10U
Q10
MMBT3904
10K
R187
B
C323
LINEL
R192
1
2
10U
Q12
MMBT3904
10K
R195
B
Confidential - Do Not Copy
J11
1
2
3
0_NC
4
5
6
0
7
8
9
10
11
12
13
C511
10U_NC
AUDL
10U
AUDL
P{13}
AUDR
10U
AUDR
P{13}
AMP_MUTE
P{13}
CON8
1
R185
470K
2
HSP-242V2
R194
470K
AUDIO OUTPUT
N4261w-1M
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