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PPS1
AC Sig
From
RZ99
RZF7
PC101
10
Power
DY08
Supply
NOTE: V MUTE becomes V MUTE 2
on Signal PWB. Then V MUTE 1 again
on CRT PWB.
PSC
Turns on Q856
which removes
11
base drive for R,
V MUTE 2
G and B drivers.
CRT PWB
J402
C4A5
C4A3
R
C4A2
L
Q411
C433
Monitor Out
R495
Fixed/Hi-Fi
R496
Q409
Micro Processor
I004
49
9
V MUTE
71
8
AUDIO MUTE
MAIN TUNER
U301
A MUTE
DP-4X Series Chassis AUDIO and VIDEO MUTE Circuit
CY92
RZA2
QY47
RZA8
AC Loss Det
RZE0
CY93
DY07
RZ39
DY23
SW 9.3V
Right
Left
D405
D407
D406
V MUTE
V MUTE 1
SPK OFF
I009
11
IA01
Level
Shift
Ft. Audio
12
Control
PTU2
A MUTE
25
19
FC H Blk
RZ41
H Loss Det
QY58
CY98
DY19
DY08
QY48
RZE1
QY42
RZC1
RZ98
V MUTE 2
DA04
DA14
17
Right
23
CA33
Left
8
DA03
CA32
DA01
FC V Blk
QY28
QY27
DY05
39
FBP In
RZ09
SW 9.3V
RZF8
QY59
RZ29
RZ61
DY12
RZF9
CY99
V MUTE
Horizontal Sweep Loss Det.
Vertical Sweep Loss Det.
RZE8
CY94
R5A4
(From Deflection PWB)
See Sweep Loss Detection
Circuit Diagram for details
RZE2
QY57
RA35
QA10
RA28
CA40
RA30
CAC4
CA36
RA24
QA07
RA23
RA07
CA35
QA08
RA21
IY04
Rainforest
PDS2
8
H Blk
4
SPOT
Deflection
PWB
"SPOT"
Mute = Lo
11
Mute
IA02
R In R Out
4
7
L In L Out
2
12
FRONT L & R
Audio Output
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