May 2003 (ver a) Training Materials Prepared by: ALVIE RODGERS C.E.T.
2001
MODEL RELEASE
DIGITAL
HD READY PTV
Chassis Model # Aspect
HP-11 50DX10B 4 X 3
50DX29B
60DX10B
50FX20B
60FX20B
HP-12 43GX10B 4 X 3
50GX10B
50GX30B
50GX30BA
HP-13 53SBX10B 4 X 3
CONTENTS... HP-1X Chassis Projection Television Information
INSTRUCTOR… Alvie Rodgers C.E.T. (Chamblee, GA.)
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FEBRUARY 2002
May 2003
SECTION (1) VIDEO INFORMATION:
•
•
•
SECTION (2) DIGITAL CONVERGENCE INFORMATION:
•
•
•
•
•
•
•
SECTION (3) POWER SUPPLY INFORMATION:
•
•
•
SECTION (4) AUDIO INFORMATION:
•
•
•
•
(ver a)
TOPICS PAGE
Video Signal Path HP-11 and HP-12 Chassis
Video Signal Path HP-13 Chassis
ABL Signal Path HP-1X Chassis
CLU-4311UG
CLU-5714TSI
Overlay Jig
Overlay Jig
Overlay Jig
Overlay Jig
Digital Convergence Interface Diagram
X-Ray (Shut Down)
X-Ray Protect
Used for Visual Trouble Shooting Circuit Diagram -----------------------------------------
LEDs
Audio (Main/Terminal)
Audio (SRS PWB)
Audio Video Mute
Mute (SRS PWB)
HP-1X TABLE OF CONTENTS
-------------------------------------------------------------------- 01-02
-------------------------------------------------------------------- 01-03
Remote Control in DCAM ------------------------------------------------------------
Remote Control in DCAM -------------------------------------------------------------
Dimensions 43 Inch -----------------------------------------------------------------------
Dimensions 50 Inch -----------------------------------------------------------------------
Dimensions 63 Inch -----------------------------------------------------------------------
Dimensions 60 Inch -----------------------------------------------------------------------
Circuit Diagram -----------------------------------------------------------------
(From Deflection PWB) Circuit Diagram ------------------------------------------
Circuit Diagram ------------------------------------------------------------
Circuit Diagram -------------------------------------------------------------------
Circuit Diagram -------------------------------------------------------------------
Circuit Diagram --------------------------------------------------------------------
Materials prepared by
Alvie Rodgers C.E.T.
------------------------------------------------------ 01-01
------------------------------------------------------------
02-01
02-02
02-03
02-04
02-05
02-06
02-07
03-01
03-02
03-03
04-01
04-02
04-03
04-03
Table of Contents
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VIDEO
INFORMATION
HP-1X
CHASSIS DIAGRAMS
SECTION 1
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HP11 / HP12 Video Block Diagram
Page 01-01
Input 1
Input 2
Input 3
Front Panel
Input 4
Monitor
Out
Signal PWB Convergence PWB Defl. PWB
U101
Main Tuner
U102
Sub Tuner
TV Main
18
TV Sub
Input 1 (Video)
Input 1 (S-Video) (Y)
Input 1 (S-Video) (C)
Input 2 (Video)
Input 2 (S-Video) (Y)
Input 2 (S-Video) (C)
PFT
Input 3 (Video)
10
Input 3 (S-Video) (Y)
5
Input 3 (S-Video) (C)
3
Input 4 (Cb)
Input 4 (Cr)
Input 4 (Y / Video)
Input 4 (S-Video) (Y)
Input 4 (S-Video) (C)
Monitor Out (Video)
Q102
Q103
PST1
13
18
Terminal PWB Signal PWB
63
6018
8
10
12
1
3
5
15
17
19
22
24
26
41
39
37
I201
A/V
Select
V Out 2
(SUB)
V Out 1
(MAIN)
C In 1
Y In 1
C Out 1
Y Out 1
PDG
Digital
Convergence
Unit
PST2
QG13
14
Q214
44 27
Q215
53
QX01
51
49
58
56
QX08
Q216
Q217
PST1
QX09 QX10
QX03
QX06
Q208 Q210
Q207 Q205
QK06
12
13
Q019 Q024
8
Q016
6
QX04
XX01
XX02
Q211
QK07
QK08
4
QX05
PDK1
2
4
5
Q023
Q015 Q012
Q021 Q013
Y Out
V In
IX01
C Out
Component Y
Component Cb
Component Cr
15
13
PSD1
2
4
5
6
4
In1
In2
PST1
20
2
4
6
8
PST2
QG01
QG02
QG03
2 34
Out
I003
1 35
SW SD Select
Q503
Q511 Q513
Signal PWBTerminal PWB
1111
12
13
28
DIG R
DIG G
DIG B
V In
IG02
SUB NTSC
Processor
SUB CCD In
28
MAIN CCD In
MAIN/SUB Sync Det
I001
Microprocessor
6
In1
I503
4
In2
Q515
1
16
14
11
9
8
I502
YUV SEL
OSD R
OSD G
OSD B
YUV SW
SW
Out
PIP R
PIP G
PIP B
1
2
18
17
16
42
43
44
28
Q516
3
5
6
I501
RunForest
35
PIP R In
34
PIP G In
33
PIP B In
39
OSD R In
38
OSD G In
37
OSD B In
17
Sync In
27
C1 In
28
Y1 In
53
Y2 In
52
U/Q In
51
V/I In
6
V/I Out
5
U/Q Out
4
Y1 Out
R Out
G Out
B Out
PY1
Q508
43
Q509
42
3
To
4
CPT
PWB
Q510
41
5
HP13 Video Block Diagram
Page 01-02
Input 1
Input 2
Input 3
Front Panel
Input 4
Monitor
Out
Signal PWB Convergence PWB Defl. PWB
U101
Main Tuner
U102
Sub Tuner
TV Main
18
TV Sub
Input 1 (Video)
Input 1 (S-Video) (Y)
Input 1 (S-Video) (C)
Input 2 (Video)
Input 2 (S-Video) (Y)
Input 2 (S-Video) (C)
PFT
Input 3 (Video)
10
Input 3 (S-Video) (Y)
5
Input 3 (S-Video) (C)
3
Input 4 (Cb)
Input 4 (Cr)
Input 4 (Y / Video)
Input 4 (S-Video) (Y)
Input 4 (S-Video) (C)
Monitor Out (Video)
Monitor Out (Y)
Monitor Out (C)
Q102
Q103
PST1
13
18
Terminal PWB Signal PWB
63
6018
8
10
12
1
3
5
15
17
19
22
24
26
41
39
37
I201
A/V
Select
V Out 2
(SUB)
V Out 1
(MAIN)
C In 1
Y In 1
C Out 1
Y Out 1
PDG
Digital
Convergence
Unit
PST2
QG13
14
Q214
44 27
Q215
53
51
49
Q216
58
Q217
56
PST1
PST2
16
PST3
16
14
Q208 Q210
Q207 Q205
QK06
12
13
Q019 Q024
8
Q016
6
Q302 Q304
Q301
Q312
Q308
Q211
QK07
QK08
Q310
Q306
PDK1
2
4
5
Q023
Q015 Q012
Q021 Q013
88
X302
X301
Component Y
Component Cb
Component Cr
V In
I301
Q309
Q305
PSD1
6
4
Y Out
C Out
2
4
5
PST1
PST2
In1
In2
20
2
4
6
8
QG01
QG02
QG03
Out
I003
SW SD Select
84
83
Signal PWBTerminal PWB
1111
12
13
28
28
2 34
1 35
Q503
Q511 Q513
Q515
1
16
14
11
9
8
DIG R
DIG G
DIG B
IG02
SUB NTSC
Processor
PIP R
PIP G
V In
PIP B
SUB CCD In
OSD R
MAIN CCD In
OSD G
OSD B
MAIN/SUB Sync Det
YUV SW
I001
Microprocessor
6
In1
I503
4
In2
SW
Out
1
2
I502
YUV SEL
18
17
16
42
43
44
28
Q516
3
5
6 51
I501
RunForest
35
PIP R In
34
PIP G In
33
PIP B In
39
OSD R In
38
OSD G In
37
OSD B In
17
Sync In
27
C1 In
28
Y1 In
53
Y2 In
52
U/Q In
V/I In
6
V/I Out
5
U/Q Out
4
Y1 Out
R Out
G Out
B Out
PY1
Q508
43
Q509
42
3
To
4
CPT
PWB
Q510
41
5
HP-1X CHASSIS A.B.L. CIRCUIT DIAGRAM
R528
R536
R535
Q504
C515
R537
9V
D501
R538
R547
C551
45
I501
Rainforest
IC
15
13
53
Signal Sub PWB
Y1 In
C In
Y2 In
ABL
See uP
Data
Signal
Path
Signal
PWB
PSD2
SCL2
SDA2
Deflection PWB
12V
R710
R711
JOB CODE
A = 53SBX10B HP-11
B = 50/60DX10B HP-12
F = 43/53GX10B HP-13
Q602
R605
See Side
Pincushion
Circuit
D706
R740
4.4V
R712
R709
R713
7.1V
12.2V
4.0V
Q703
2.4V
12V
Q702
C730
High Voltage Stability
C714
D708
T703 max. 7X
resonance of Horz.
Min. Current =
Max. Resonance
Deflection B+
120V
4.4V
D705
28
27
C713
SCL2
SDA2
T703
52
51
43
R714
C715
To Q777
Collector of Horz.
Output Transistor
ABL Pull-Up Resistors
[
Current Path
12V
R708 82K
U/Q In
V/I In
42 41
B+
C
R719R718
33K 33K
]
D710
Clamp
T702
RGB Out
To Anodes
To
Focus
ABL
ABL
C724
R727
Page 01-03
R770 2.7K
D717 R728
4
As Brightness goes Up, ABL Voltage goes Down. (Inverse Proportional)
Jumper A and D
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DIGITAL
CONVERGENCE
INFORMATION
HP-1X
CHASSIS DIAGRAMS
SECTION 2
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REMOTE CONTROL CLU-4311UG (P/N HL01651)
Page 02-01
READ OLD
ROM DATA
PRESS (2X)
POWER
TV CBL/SAT DVD/VCR
MOVESWAP
PIP FREEZE
HELP MENU
PIP CH
WRITE TO
ROM
PRESS (2X)
CENTERING
RASTER PHASE
INITIALIZE
PIP MODE +
PIP CH
CURSOR UP
CURSOR LEFT
SELECT
MUTE
VOL CH
EXIT
LAST CH
1 2 3
4 5 6
7 8 9
REMOVE
COLOR
CORRECTION
BUTTONS
CROSSHATCH
VIDEO
CURSOR DOWN
CURSOR RIGHT
RED (7 X 5)
BLUE (13X9)
Used with
60DX10B, 60FX20B
50DX10, 50DX20B,
50FX20B
HP-11 Chassis
INPUT STATUS
REC TV/VCR PIX
0
HITACHI
CLU-4311UG
GREEN (3 X 3)
Used with
50GX30BA
50GX30B
43GX10B
HP-12 Chassis
REMOTE CONTROL CLU-5714 TSI (P/N HL01644)
Page 02-02
USED IN MODELS:
53SBX10B
CURSOR UP
CURSOR LEFT
BLUE (13X9)
REMOVE
COLOR
DVD
SLEEP
INPUT
POWER
TV
SOURCE WIZARD
AV1
1 2 3
4 5 6
7 8 9
0 LAST CH
HELP
MENU
SELECTVOL CH
CBLVCR
AV2
EXIT
SAT
AV3
CURSOR DOWN
CURSOR RIGHT
RED (7 X 5)
RASTER PHASE
PIX
CROSSHATCH
VIDEO
CORRECTION
BUTTONS
CALCULATE
INITIALIZE
PIP MODE +
PIP CH
WRITE TO
ROM
PRESS
(2X)
MUTE
SVCS
VCR PLUS+
PIP FREEZE
PIP-MODE
PROG
REC
STATUS
INFO
PIP CH
PIP ACCESS
SWAP
TV/VCR
HITACHI
CLU-5714TSI
GUIDE/TV
GREEN (3 X 3)
SCHD
CENTERING
READ OLD
ROM DATA
PRESS (2X)
SLOW
1.0
Page 02-03
46.8
93.4
93.4
NOTE: Aspect may not be correct but dimensions are correct.
DIGITAL CONVERGENCE OVERLAY DIMENSIONS
43GX10B OVERLAY DIMENSIONS NORMAL MODE
874
0.8
72.7
72.7
72.7 72.7 72.7 72.7 72.7 72.7 72.7 72.7
H. SIZE
0.8
93.4
93.4
93.4
93.4
46.8
1.0
V. SIZE
10 30
Centering Offset
RED OFFSET = 10mm
BLUE OFFSET = 30mm
43GX10B HP-12 Chassis
BR
656
PART NUMBER H310222
VERTICAL SIZE = 580mm
HORIZONTAL SIZE = 830mm
1.0
Page 02-04
54.8
109.6
109.6
NOTE: Aspect may not be correct but dimensions are correct.
DIGITAL CONVERGENCE OVERLAY DIMENSIONS
50 INCH SETS USING THE HP-11 and HP-12 CHASSIS
OVERLAY DIMENSIONS NORMAL MODE
1020.8
1.0
84.9
84.9
84.9 84.9 84.9 84.9 84.9 84.9 84.9 84.9
H. SIZE
1.0
109.6
109.6
109.6
109.6
54.8
1.0
V. SIZE
10 30
Centering Offset
RED OFFSET = 10mm
BLUE OFFSET = 30mm
50GX30B HP-12 Chassis
50GX30BA HP-12 Chassis
50DX10B HP-11 Chassis
50DX20B HP-11 Chassis
50FX20B HP-11 Chassis
BR
769.2
PART NUMBER H310354
VERTICAL SIZE = 650mm
HORIZONTAL SIZE = 950mm
1.15
Page 02-05
57.55
115.1
115.1
NOTE: Aspect may not be correct but dimensions are correct.
DIGITAL CONVERGENCE OVERLAY DIMENSIONS
53 INCH SET USING THE HP-13 CHASSIS
OVERLAY DIMENSIONS NORMAL MODE
1078
1.4
89.6
89.6
89.6 89.6 89.6 89.6 89.6 89.6 89.6 89.6
H. SIZE
1.4
115.1
115.1
115.1
115.1
57.55
1.15
V. SIZE
0 40
Centering Offset
RED OFFSET = 0mm
BLUE OFFSET = 40mm
53SBX10B HP-11 Chassis
BR
808
PART NUMBER H310359
VERTICAL SIZE = 710mm
HORIZONTAL SIZE = 1010mm
1.0
Page 02-06
66.0
131.9
131.9
NOTE: Aspect may not be correct but dimensions are correct.
DIGITAL CONVERGENCE OVERLAY DIMENSIONS
60 INCH USING THE HP-11 CHASSIS
OVERLAY DIMENSIONS NORMAL MODE
1227.2
1.0
102.1
102.1
102.1 102.1 102.1 102.1 102.1 102.1 102.1 102.1
H. SIZE
1.0
131.9
131.9
131.9
131.9
66.0
1.0
V. SIZE
10 40
Centering Offset
RED OFFSET = 10mm
BLUE OFFSET = 40mm
60DX10B HP-11 CHASSIS
60FX20B HP-11 CHASSIS
BR
925.4
PART NUMBER H310355
VERTICAL SIZE = 800mm
HORIZONTAL SIZE = 1140mm
HP-1X CHASSIS "DIGITAL CONVERGENCE" INTERCONNECTION CIRCUIT DIAGRAM
Signal PWB
I004
D/A
Conv.
9
IR Receiver
Page 02-07
HMO1
1
QM01
Auto Digicon
SM09
Magic Focus
Ft. Control
PWB
Sensor
PWB
LED
S0-S7
8 Total
Sensors
Busy
23
14
15
PFJ
3
2
5
9
IR In
SDA1
SCL1
A5V
Out
OSD Blk
1
I001
2
Main Micro
MN102L35G
3
CP07781U
PSD1
1
2
+5V
Gnd
Gnd
S7
S6
S5
S4
S3
S2
S1
S0
3
4
5
6
PDS1
1
2
3
4
5
6
7
8
9
10
11
IR
41
OSD R
42
OSD G
43
OSD B
44
Dig OSD B
Dig OSD G
Dig OSD R
Signal PWB
Deflection PWB
SK01
BUSY
OSD R
IR-In
OSDG
OSDB
MAGIC SW.
QK06
QK07
QK08
"DCAM" Digital
Convergence Mode
5V Digital
-5V
+5V
+5V SRAM
HBlk
ASize
VD
BUSY
DIG R
DIG G
DIG B
MAGIC SW.
IR IN
ADJ
S7
S6
S5
S4
S3
S2
S1
S0
Gnd
Gnd
PDG
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
PDS
2
3
4
5
6
7
8
9
1
10
UKDG
HC2141
P/N CS00351
Digital
Convergence
Unit
"DCU"
"Mounted on
Deflection
PWB"
PDS
1
2
3
4
5
6
7
8
9
Deflection PWB
BV
BH
Gnd
GV
GH
Gnd
RV
RH
Mute
1
IK02
3
OSD Blk
OSD R
DIG B
OSD G
DIG G
OSD B
DIG B
36
37
35
38
34
39
33
+26P
+33V
Normal "Lo"
+27V
2
I501
Rainforest
TA1222BN
CP03552U
10
5
6 16
41
42
43
STK392-110
BV
-
+
IK05
BH
-
+
14
GH
-
+
15
8 4
8
GV
-
+
6 7
IK04
RV
-
+
14 13
RH
-
+
15 16
10 5
+26P +33V
STK392-110
Deflection PWB
PY1
Q510
Q509
Q508
9
11
13
18
CYV+
CYV-
CYH+
CYH-
5
B
To CRTs
4
G
3
R
To Blue Convergence Yokes
PCB
2
1
4
3
PCG
7
-33V-26P
4
9
CYH+
CYH-
CYV-
CYV+
4
To Green Convergence Yokes To Red Convergence Yokes
3
1
2
PCR
11
18
CYV+
CYH+
CYV-
CYH-
2
1
4
3
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POWER SUPPLY
INFORMATION
HP-1X
CHASSIS DIAGRAMS
SECTION 3
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HP-1X POWER SUPPLY SHUT-DOWN CIRCUIT
18.9V
D901 D905
C907
R905 R906
18.9V
4
Vin
D923
I901
AC
S901
Relay
AC
Power IC
From I921
Stby +5V
From pin 53 of
Microprocessor
On/Off
PSD3
Pin 4
D934
Q931
R907
D907
Current Too Hi
Off
On
D935
T901
9
10
Def. B+
120V
C942
Q903
C957
+26V
Too Hi
R931
0.47
D931
R977
+26V
D956 D950
+27V
R932
R982
D932
D933
F931
R934
Def. B+
Too Hi
R935
D946
R925
R926
D951
R944
5.6K
Stby +5V
Q914 Turns Off Relay
Hi (0.6V on Base)
Q915 Latches
Q914 On
+12V
R966
R967
M12V
-12V
Audio
+16V
R927
R985
D948
R940
3.3K
R941
10K
Q914
D938
Q915
R942
+12V Short
Det.
D964
-12V Too Hi
Det.
D963
22V
Audio B+
Short Det
+27V
Too Hi
or
-12V
Loss Det
R943
C945
D955 D952
-12V
D962
R980
To Pin 10
of Microprocessor
Shuts Off Relay if Low
See Protect Det.
Signal Path
D960
Mutes CRTs when X-Ray Hi
R965
R964
X Ray
Protect
5 Shut Down
events from
Deflection
HV
Protect
Protect
Det.
PSD3
Pin 10
R928
D949
PAGE 03-01
HP-1X SERIES "X-RAY PROTECT" BLOCK DIAGRAM
PSD2
11
12V
Active Hi
X-RAY
PROTECT
To X-Ray Protect
See Power Suppply
Shut Down
Circuit Diagram
To Sweep Loss Detection
R651
D607
+12V too High Detection
D606
D607
Q609 & R645
Vertical IC Excessive
Current Detection
D615
10.9V 1.9V 24.7V
V. Blk
D608
Vertical IC failure Detection
D608
V26V
25.1V
R648
0V
Vertical Output IC
9
R649
R645 0.68
C619
-
+
Q609
I601
Pump-Up
Cap.
C614
R633
D611
R634C612
24.8V
R646
131
8
C611
C622
Page 03-02
To Pincushion
Circuit
Q612
R619
R620
D622
D622 Pincushion
Circuit Failure
D709 Excessive High
Voltage Detection
D709
R715
To Q710
H. Blk
R716
R647
D712
C731
D716
Deflection PWB
H
T702
Flyback
Heater
HP-1X CHASSIS L.E.D. (VISUAL TROUBLE DETECTION) DIODES
POWER SUPPLY 3 GREEN L.E.D.s and 1 RED L.E.D.
(4 Total L.E.Ds. for visual trouble sensing observation)
X-Ray
Active Hi
+ 27V
D955
D952
R905 R906
AC
D923 is a RED L.E.D.
Off = No I901 B+
On = I901 Run Voltage OK
M 12V
D951
Audio
+18V
R927
R964R965
Protect Det
Active Lo
ALL GREEN L.E.D.s
Start Up
D949
Run
4
Osc B+
I901
Driver/Output IC
D948
R928
D905
Deflection B+
120V
R934
R935
D946
From Pin 9 T901
R902
PAGE 03-03
D923
C907 D907
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AUDIO
INFORMATION
HP-1X
CHASSIS DIAGRAMS
SECTION 4
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HP-11 Chassis Audio (Main-Terminal) Signal Path
Page 04-01
V1
V2
V3
V4
SIGNAL PWB
U101
Main Tuner
Aux 1 Left
Aux 1 Right
Aux 2 Left
Aux 2 Right
Aux 3 Left
Aux 3 Right
27
26
Front Control PWB
Aux 4 Left
Aux 4 Right
MON
TV Main L
TV Main R
PST1
15
16
PFT
8
Monitor Out Left
Monitor Out Right
A/V Select
62
64
Right Out
9
11
2
4
16
17
187
23
25
38
MON
OUT
40
I201
SEL
OUT
Left Out
52
54
PST1
10
11
See AV
Mute
Circuit
Diagram
See AV
Mute
Circuit
Diagram
SIGNAL PWB
C403
C404
Q401
C402
C405
Q402
PSU1
8
SEL L
7
SEL R
11
FL
FR
10
-
+
4
I401
-
+
2
Front Audio Out
TA8200AH
SRS PWB
(See SRS Audio Circuit
Diagram)
HiFi Out
HiFi Out
C419
FR Out
7
FL Out
12
C420
JA01
R
L
PP
3
2
1
TERMINAL PWB
SIGNAL PWB
PSU1
Page 04-02
HP-11 Series Chassis SRS AUDIO Circuit
(Also, see Audio Main and Terminal PWB Circuit)
IA01
Audio Control
SCL2
SDA2
Select R
Select L
FL
FR
1
2
7
8
11
10
5V Mute 2
Front Left
Front Right
VMute
14
13
30
1
SCL
SDA
R In
L In
BBEout R
Tone R In
BBEout L
Tone L In
R Out
L Out
27
26
4
5
23
8
QA01 QA02
DA01 DA03
JA01
Out to HiFi R
QA05
ERRMute 6
Mute
QA03 QA04
DA02 DA04
Out to HiFi L
QA06
XRAY Protect
Page 04-03
From Power
Supply
From I903 Pin 3
10V p/p
PSD3
6
R0J1
R0H2
D020
Q024
R0H3
D019
D960
PSD2
R0H4
6
D012
D018
HP-11 Series Chassis AUDIO and VIDEO MUTE Circuit
(See also SRS Mute Circuit)
R0E4
Mute Vcc
D009
R0E5
R0F1
V Mute 2
Q017
HVcc+9V
Sig Vcc+9V
H Blk
"HVPROT"
Horizontal Vertical
Sweep Loss Det.
(From Q522 Signal
PWB)
Q018
ROE8
R0E9
D010
R0E6
R0E7
D509
22
46
25
I501
FBP
IN
R0H1
Micro Processor
C054
I001
V MUTE
Ft Spk Off
Mute
SRS PWB
VMute2
ErrorMute
11
30
40
C055
R040
PSU1
10
11
5
4
6
D011
Q014
RO38
+ 5V
F. Spk Off
Mute 2
V Mute 2
Right Ft. Audio
Left Ft. Audio
F. Spk Off
Mute2
Signal PWB
V Mute 2
D404
D405
D402
D401
R412
D403
R413
C401
C402
Active during
Service Mode
R404
C401
Q403
C412
Q402
R402
R411
C411
Q401
QC17
R586
Mute = Lo
C404
C405
R582
11
4
2
56
DAC2
Mute
IJ01
L In L Out
R In R Out
FRONT L&R
Audio Output
7
12
PSU1
Page 04-04
HP-11 Series Chassis SRS MUTE Circuit
(See also Audio Video Mute Circuit)
IA01
Audio
Control
SCL2
SDA2
V Mute 2
Mute 2 6
1 14 SCL
2 13 SDA
5
ERRMute
DA01 DA03
DA02 DA04
HiFi R
QA05
HiFi L
QA06
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