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SCHEMATIC DIAGRAMS
COPYRIGHT © 2005 Victor Company of Japan, Limited
No.YA173
2005/2
REAR PROJECTION TELEVISION
YA173 2005 2
AV-48P775/H,
AV-56P775/H,
AV-56P785/H
BASIC CHASSIS
RP
[ AV-56P775 ]
INPUT
INDEX
ASPECT
FREEZE SWAP
SELECT
FAVORITE THEATER PRO
NATURAL CINEMA
VIDEO STATUS
TIMER
i.LINK MENU
SOUND LIGHT
TVCATV VCR DVD
MUTING
MENU BACK
GUIDE
RM-C14G
REW
VCR CHANNEL PREV NEXT VCR DVD POWER TV VCR
FF PLAY
REC
OPEN CLOSE STILL
STOP
CH
CH
VOL VOL OK
TWIN
D/A
1 2 3
4 5 6
7 8 9
0
POWER
C.C.
SUB CHANNEL
SUB
ML/MTS
SLEEP
DISPLAY
CD-ROM No.SML200502

2-1(No.YA173)
5.NOTE FOR REPAIRING SERVICE
This model's power circuit is partly different in the GND. The
difference of the GND is shown by the LIVE : ( ) side GND and the
ISOLATED(NEUTRAL) : ( ) side GND. Therefore, care must be
taken for the following points.
(1)Do not touch the LIVE side GND or the LIVE side GND and the
ISOLATED(NEUTRAL) side GND simultaneously. if the above
caution is not respected, an electric shock may be caused.
Therefore, make sure that the power cord is surely removed from
the receptacle when, for example, the chassis is pulled out.
(2)Do not short between the LIVE side GND and ISOLATED(NEUTRAL)
side GND or never measure with a measuring apparatus measure
with a measuring apparatus ( oscilloscope, etc.) the LIVE side GND
and ISOLATED(NEUTRAL) side GND at the same time.
If the above precaution is not respected, a fuse or any parts will be broken.
Since the circuit diagram is a standard one, the circuit and
circuit constants may be subject to change for improvement
without any notice.
NOTE
Due improvement in performance, some part numbers show
in the circuit diagram may not agree with those indicated in
the part list.
When ordering parts, please use the numbers that appear
in the Parts List.
STANDARD CIRCUIT DIAGRAM
NOTE ON USING CIRCUIT DIAGRAMS
(7)Ground symbol
: LIVE side ground
: ISOLATED(NEUTRAL) side ground
: EARTH ground
: DIGITAL ground
(6)Connecting method
: Connector : Wrapping or soldering
: Receptacle
(5)Test point
: Test point : Only test point display
Respective voltage values are indicated
: B1
: 9V : 5V
: B2 (12V)
(4)Power Supply
Type
MM : Metalized mylar capacitor
PP : Polypropylene capacitor
MPP
: Metalized polypropylene capacitor
MF : Metalized film capacitor
TF : Thin film capacitor
BP : Bipolar electrolytic capacitor
TAN : Tantalum capacitor
(3)Coils
No unit
Others
: [μH]
: As specified
No indication : Ceramic capacitor
(2)Capacitors
Capacitance value
1 or higher : [pF]
less than 1
: [μF]
Withstand voltage
No indication : DC50[V]
Others : DC withstand voltage [V]
AC indicated : AC withstand voltage [V]
Electrolytic Capacitors
47/50[Example]: Capacitance value [μF]/withstand voltage[V]
Composition resistor 1/2 [W] is specified as 1/2S or Comp.
Type
No indication : Carbon resistor
OMR : Oxide metal film resistor
MFR : Metal film resistor
MPR : Metal plate resistor
UNFR : Uninflammable resistor
FR : Fusible resistor
4.INDICATIONS ON THE CIRCUIT DIAGRAM
(1)Resistors
Resistance value
No unit :[ ]
K : [ k ]
M
Rated allowable power
No indication : 1/16 [W]
Others : As specified
: [M ]
3.INDICATION OF PARTS SYMBOL [EXAMPLE]
In the PW board : R1209 R209
1.SAFETY
The components identified by the symbol and shading are
critical for safety. For continued safety replace safety ciritical
components only with manufactures recommended parts.
Since the voltage values of signal circuit vary to some extent
according to adjustments, use them as reference values.
2.SPECIFIED VOLTAGE AND WAVEFORM VALUES
The voltage and waveform values have been measured under the
following conditions.
(1)Input signal : Colour bar signal
(2)Setting positions of
each knob/button and
variable resistor
(3)Internal resistance of tester : DC 20k /V
(4)Oscilloscope sweeping time : H 20μs / div
: V 5ms / div
: Othters Sweeping time is
specified
(5)Voltage values : All DC voltage values
: Original setting position
when shipped
AV-48P775/H, AV-56P775/H, AV-56P785/H

(No.YA173)2-2
SEMICONDUCTOR SHAPES
CONTENTS
SEMICONDUCTOR SHAPES ...................................................................... 2-2
WIRING DIAGRAM ........................................................................................ 2-3
BLOCK DIAGRAM ........................................................................................ 2-5
CIRCUIT DIAGRAMS
MAIN PWB CIRCUIT DIAGRAM ................................................................................................................ 2-7
R CRT SOCKET PWB CIRCUIT DIAGRAM .............................................................................................. 2-23
G CRT SOCKET PWB CIRCUIT DIAGRAM ............................................................................................. 2-25
B CRT SOCKET PWB CIRCUIT DIAGRAM .............................................................................................. 2-27
VM PWB CIRCUIT DIAGRAM .................................................................................................................. 2-29
DEF & CONVERGENCE OUT PWB CIRCUIT DIAGRAM ......................................................................... 2-31
POWER PWB CIRCUIT DIAGRAM .......................................................................................................... 2-35
FRONT CONTROL PWB CIRCUIT DIAGRAM .......................................................................................... 2-37
REMOTE SENSOR PWB CIRCUIT DIAGRAM ......................................................................................... 2-39
SD CARD PWB CIRCUIT DIAGRAM ........................................................................................................ 2-40
PATTERN DIAGRAMS
MAIN PWB PATTERN .............................................................................................................................. 2-41
R CRT SOCKET PWB PATTERN ............................................................................................................. 2-45
G CRT SOCKET PWB PATTERN ............................................................................................................. 2-45
B CRT SOCKET PWB PATTERN ............................................................................................................. 2-46
DEF & CONVERGENCE OUT PWB PATTERN ......................................................................................... 2-47
POWER PWB PATTERN .......................................................................................................................... 2-49
VM PWB PATTERN .................................................................................................................................. 2-51
FRONT CONTROL PWB PATTERN ......................................................................................................... 2-51
REMOTE SENSOR PWB PWB PATTERN ................................................................................................ 2-52
SD CARD PWB PATTERN ........................................................................................................................ 2-52
USING P.W. BOARD
MAIN PWB
R CRT SOCKET PWB
G CRT SOCKET PWB
B CRT SOCKET PWB
DEF & CONVERGENCE OUT PWB
POWER PWB
VM PWB
FRONT CONTROL PWB
REMOTE SENSOR PWB
SD CARD PWB
P.W. BOARD ASS’Y NAME AV-48P775/H
SRP-1009A-M2
SRP-3109A-M2
SRP-3209A-M2
SRP-3309A-M2
SRP-2009A-M2
SRP-9009A-M2
SRP-7209A-M2
SRP-0L009A-M2
SRP-8001A-M2
SRP-8509A-M2
SRP-1010A-M2 SRP-1011A-M2
AV-56P785/H AV-56P775/H
IC
BOTTOM VIEW FRONT VIEW TOP VIEW
1 N
N 1
OUT
E
IN
IN OUT E
1 N
TOP VIEW
1
N
1
N
CHIP IC
TRANSISTOR
BOTTOM VIEW FRONT VIEW TOP VIEW
CHIP TR
E
C
B
ECB
C
B E
B
(G)
E
(S)
C
(D) E C B
ECB

2-3(No.YA173)
B CRT
M
AC
FUSE
F801 125V 7A
INPUT-4
POWER SW
LED
S-VIDEO VIDEO R L/MONO
MENU CH - CH + VOL - VOL +
SUPER
FOCUS
FRONT CONTROL PWB
DIGITAL INPUT MODULE PWB
REMOTE
SENSOR PWB
MI-COM & DIST
MODULE PWB
ATSC TUNER
MODULE
SD CARD PWB
PO MAIN PWB
TU1101
FRONT
TOP
TOP
FRONT
SPEAKER(L) SPEAKER(R)
TP-EB
GBK
BSC BE
AU
SR DC
B
SO
PW
TOP
COOLING
FAN
CN00S2
CN1008
1H
AT
1G
Q
SR
SB
AU
DC
Q
CN000R CN001G CN001H
GBN
CN000Y
CN000E
CN1009
CN001
CN9601
CN9701
CN9701
CN001
CN002 CN1002
CN003 CN1003
CN1001
R
WIRING DIAGRAM

(No.YA173)2-4
G CRT
R CRT
POWER PWB
CN00Z
CN011
CN012
CN0BI
CN007
TP-R
TP-ER TP-EG
RGK
RGK
GBK
E
J
V
V
RSC
GSC
RGN RGN
CN007
CN00Y
CN00N
CN008 CN008
CN0GI
CNRHV
CNGHV
CNBHV
CN0AA
CN00A
S1
CN0RI
5
1
TP-G
G CRT
SOCKET
PWB
DIGITAL
CONVERGENCE
MODLUE PWB
R CRT
SOCKET
PWB
TP-B
B CRT
SOCKET
PWB
DEF & CONVERGENCE
OUT PWB
FRONT
TOP
VM PWB
R G B
R G B
SCREEN
FOCUS
CONVERGENCE
SENSOR
R DEF YORK
G DEF YORK
B DEF YORK
B CRT
G CRT
R CRT
R CONVER. YORK
G CONVER. YORK
B CONVER. YORK
R VM COIL
G VM COIL
B VM COIL
R
G
B
HV DIVIDER
FBT
FOCUS
PACK
5Pin :
4Pin :
3Pin :
2Pin :
1Pin :
TP-91(B1)
NC
X-ray1
X-ray2
TP-E( )
CN0AB
RAM GAM BAM
A
GE RE
GBN
J
N

2-5(No.YA173)
MTS
DECODE
AUDIO
CONTROL
V
L/R
A-D
A-D
2D
YNR
MULTI
COLOR
DEMOD
DATA LATE
CONVERT
INV
INV
SYNC
SEPA
YC
SEP.
D-A
D-A
A
A
BS_RX
BS_TX
SD CA
SLO
BS-V
V 1
TV-V1
COMPU
V 2
V 3
L_SWMAIN
R_SWMAIN
L_SWSUB
R_SWSUB
C_SWMAIN
COM_Y, COM_PB, COM_PR
MAIN_H
2DYC_Y/RY/BY
SVPX
SHPX
Y IN
A
A
A
A
AUDIO
L/R
AUDIO
IC1140
MTS DECODE / AUDIO SELECT
/AUDIO CONTROL
IC1501 AV SELECTOR
IC301
COMPONENT
VIDEO/AUDIO SW
IC3001
IC1211
SYNC SEP/DETECT/SW
VY_SWMAIN
C_SWSUB
VY_SWSUB
TU1101
U/V TUNER
Y1/C1
V1
V
L/R
L1/R1
Y2/C2
V2
V
L/R
L2/R2
V3
L3/R3
COM L5/R5 COM Y1
COM PB1
COM PR1
COM Y3
COM PB3
COM PR3
CENTER
INPUT
AUDIO L/R
OUT (FIX)
COMPU
INPUT 1
INPUT 2
INPUT 3
MONITOR
OUT
AV
COMPULINK
MAIN PWB
DIGITAL INPUT
MODULE PWB
ANGY
ANBPB
ANRPR
IC001
VIDEO
D-A
CONV.
V
L/R
Y4/C4
V4
L4/R4
FRONT
CONTROL
PWB
V 4
COMP
SCREEN
SENSOR
INPUT 4
SPEAKER (L)
SPEAKER (R)
V
L/R
C IN
AUDIO
L/R
C_SWMAIN
VY_SWMAIN
IC1703
MEMORY
SDA
SCL
SDA0
SCL0
SUB 2D Y/C SEP
& CHROMA DEMOD
Y
RY
BY
M
IC801
AUDIO
D-A
CONV.
IC803 SW
RX0
RX1
RX2
RXC
DIGITAL IN
(VIDEO/AUDIO)
AUDIO
(ANALOG)
SCK
SD0
WS
COM L5/R5
ANGY / ANBPB / ANRPR
L/R
L/R
INPUT 1
COMPONENT
VIDEO
INPUT 2
COMPONENT
VIDEO
L/R
L/R
SVPX
SHPX
MAIN_V
COMSYNCY
CENTER IN
BS-Y/C
BS-L/R
MON V
MON L/R
MON Y/C
VY_MON
C_MON
L_MON
R_MON
IC1661
AUDIO OUT
IC1641
BBE
IC6001
A.H.S
BLOCK DIAGRAM

(No.YA173)2-6
DEF
HP
ATSC TUNER
MODULE
OPTICAL OUT
DIGITAL AUDIO
i LINK IN/OUT
BSC
BSY
BS_Y/C,L/R
BS_RXD
BS_TXD
(DIGITAL)
(ANALOG)
DATA
LATE
CONVERT
Y
CONT.
G-Y
MATRIX
RGB
MATRIX
RGB
OUT
OSD
RGB
AMP
IC101 DEF OSC
IC161
DEF DISTORTION CORRECTION
V
OSC.
V/I
CONV.
RAMP
GEN.
V.
OUT
RAMP.
GENERAT
V.
OUT
DELAY
H.
OSC
H.
OUT
EW
OUT
A-D
A-D
3D
YNR
A-D
MULTI
COLOR
DEMOD
YC
SEP.
CABLE CARD SLOT
BS_RXD
BS_TXD
SD CARD
SLOT
DATA N
DATA P
RH
RV
GV
GH
BH
BV
DIG OUT R / G / B
RH/GH/BH OUT
AD Y / AD PR / AD PB
R OUT
G OUT
B OUT
HDA / VDA
OSD R / G / B
CONV_R / G / B
V/H OUT
RV/GV/BV OUT
R
G
B
B1
IC401
V. OUT
R
R CRT
G CRT
A. CONV. R
A. CONV. B
A. CONV. L
A. CONV. T
H. DRIVE
V. DRIVE
IC1701
MAIN CPU
IC1001
IC1301
RGB PROCESS
DIGITAL CONVERGENCE MODULE PWB
R CRT
SOCKET PWB
G CRT
SOCKET PWB
B CRT
SOCKET PWB
POWER PWB
MI-COM & DIST
MODULE PWB
IC701
SUB/
(CONVERGENCE)
CPU
IC101
CONVERGENCE
WAVEFORM
GENERAT.
IC501
D-A
CONVERT
IC1002
FRAME
MEMORY
IC1003
FRAME
MEMORY
IC801 / IC811
IC821 / IC831
IC841 / IC851
AMP
IC301
AMP
IC311
AMP
Q503
H.OUT T502
FBT
T921
SW
TRANS
IC911
POWER
REG
DY01
DY02
DY03
DEF. YOKE
(R.G.B)
F801
RY951
IC804
AMP
IC1101
R OUT
IC2101
G OUT
B CRT
IC3101
B OUT
IC3001
COMPU
VM COIL
(x3)
DEF & CONVERGENCE OUT PWB
IC162
PARABOLA
CORRECT
G
B
VM
DQ
ADRS
DQ
ADRS
Q531
Q533
SIDEPIN
OUT
PB
PR
Y
V
H
SDA0
SCL0
MAIN/SUB 3D YC SEP/CONVERT.
LF801
LF802
R /G /B
CONVERGENCE
YOKE
Q7105
Q7106
VM DRIVE
VM PWB
IC805
AMP
RGB RGB
(OSD)
R
G
B
FORMAT
CONVERT
/MULTI SCREEN
/DSD
v
H
VBLK
OUT
OSD
VD
BLK H/V
MICOM H/V
IC1001
CARD
CONTROL
SD CARD PWB

2-7(No.YA173)
SCL0
TU_5V
R1121
AUDIO_R
AUDIO_L
9V
C1140
TU_POW
C1141
TU1101
C1103
TV_R1
J2102
12V
5V
J2102
J2102
TV_L1
R1283
D1281
R1285
R1287
R1282
R1284
TV_V1
R1286
LOUT_US
ROUT_US
C1142
C1143
21V
C1423
R1403
C1421
R1105
R1115
5V
9V
Q1101
R1404
3.3V
Q1913
R1911
R1912
R1915
R1916
C1411
RELAY
C1405
Q1914
R1913
R1914
R1918
R1917
C1912
C1911
C1104
C1406 C1418
C1403
C1404 C1417
A5V
Y1911
Y1917
C1416
C1415 C1409
C1410
2.5V
15/11V
A3.3V
21V
STB_GND
STB_3.3V
BS_5V
BS_9V
C1450
C1452 C1449
R1910
R1919
BS_POW
Y1914
MAIN_V
MAIN_H
COMYGND
COM_Y
COMPBGND
COM_PB
COMPRGND
COM_PR
AC
LB_PRO
LOB_POW
AGC_MU
D1282
R1116
R1117
R1124
R1123
R1126
R1125
L1101
Q1121
C1105
Q1122
L1121
Q1103
C1121
R1114
C1122
C1123
R1122
C1124
R1127
SDA0
C1150
C1149
C1147
C1151
R1140
C1145
C1172
D1140
D1141
C1144
C1146
C1148
R1104
Q1102
R1110
R1112
C1101
C1102
IC1101
R1103
CN10E2
CN1E21
CN10E3
CN10E1
CN1E11
R1101
D1101
D1102
Y1915
Q1911
L1401
Q1912
L1402
C1168
R1141
C1171
C1170
C1169
R1111
R1107
/50
/50
QAU0386-001
/50
MA8100/M/-X
/50
/50
/50
/6.3
/16
/6.3
MI-COM &DIST MODULE
/16
PS
/10 /25
/10
/10
/25
/50
/16
MA8100/M/-X
QQL244K-100Z
/16
CH CH
CH
/50
/50
N
/25
/16
PS PS
N N
/50
/25
/16
/16 AN7805F
N N
QQL244K-100Z
A3.3V
5V
5V
GND
GND
GND
GND
9V
9V
GND
GND
3.3V
3.3V
MAIN_POW
MAIN_V
MAIN_H
TU_POW
GND
COMPYGND
COM_Y
COMPBGND
COM_PB
COMPRGND
COM_PR
A5V
A5V
AUDIO_R
AUDIO_L
GND
GND
2.5V
2.5V
BS_ODU
BSDGND
BSDGND
BSDGND
BSDGND
A3.3V
GND
GND
9V
GND
BS_POW
LOB_POW
LB_PRO
QQL26AK-100Z
N
/16
/50
/50
OPEN
4.7
4.7 10
82k
82k
82k
220
220
220
10
10
47
OPEN 1000
0
OPEN
*2
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
0.1
1000
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
0.1
1000 47
1000
1000 0.01
OPEN
0
47
0.01 10
0.1
0.01
0.01 OPEN
OPEN
OPEN
OPEN
0
0
OPEN
OPEN
OPEN
OPEN
OPEN
470
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
0
4.7
0.0047
4.7
.1
2.2M
0.022
0.1
OPEN
OPEN
10
0.0047
0.1
0
*1 10k
10k
470
100
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
0.1
4.7
4.7
27k
47K
TV_R1
LOUT_US
R_FIX
ROUT_US
9V
9V
L_FIX
TV_L1
TV_V1
GND
TV_L1
TV_R1
BS_9V
GND
3.3V
12V
21V
BS_5V
RELAY
9V
15/11V
5V
A5V
AUDIO_R
AUDIO_L
2.5V
A3.3V
STB_GND
STB_3.3V
SCL0
SDA0
MAIN_V
TU_POW
MAIN_H
COMYGND
COM_Y
COMPBGND
COM_PB
COMPRGND
COM_PR
LOB_POW
LB_PRO
AC
TV_V1
5V
SDA0
TV_A
21V
BS_POW
TU_POW
GND
GND
CENTER
AGC_MU
AGC_MU
GND
C/N_AFT1
GND
GND
SCL0
32V
CENTER
9V
TU_POW
AUDIO_R
AUDIO_L
AUDIO_L
AUDIO_R
ROUT_US
LOUT_US
MAIN PWB ASS'Y (1/8)
[U/V TUNER BLOCK]
SRP-1009A-M2 [AV-48P775/H]
SRP-1010A-M2 [AV-56P775/H]
SRP-1011A-M2 [AV-56P785/H]
SHEET8
SHEET8
SHEET3,7,8
SHEET6,7,8
SHEET6,8
SHEET8
CENTER INPUT
AUDIO OUT(FIX)
SHEET4,5,6,7,8
SHEET4,5,8
SHEET8
SHEET5,8
SHEET3,5,6,7,8
SHEET7
SHEET3
SHEET6,7,8
SHEET6,7,8
SHEET6,8
SHEET4,5,6,7,8
SHEET4,5,8
SHEET5
SHEET6
QNN0629-001
QNN0629-001
QNN0629-001
OPEN
CIRCUIT DIAGRAMS
MAIN PWB CIRCUIT DIAGRAM (1/8) [U/V TUNER BLOCK] SHEET 1

(No.YA173)2-8
c10325001_0114_1/8_0.0
REMO
SHEET8
SHEET3
R1267
KEY2
Q0701
Q0702
R0705
R0706
C0701
SCL0_3.3
SDA0_3.3
C0501
C1422
C1111
A3.3V
C1258
CN10DC
CN10SR
KEY1
3.3V
CN1008 CN1009
R1261
R1265
C1257
Q1254
R0709
Q1255
D1253
Q1253
R1268
R1266
R1269
D1251
C1445
R1272
A_MU
RST3
C1451
B1_POW
OSD_VD
R1262
NECK
DEF_VP
D1252
EHT
V_SYNC
Q1252
H_SYNC
DEF_HP
X_RAY_M
ABL
MECA_SW
POW_LED
ON_TIM
COMPU
VY_SWMAIN
C_SWMAIN
AFT2
HDCP_V
HDCP_H
L_BSD
Y_BSD
R_BSD
C_BSD
M_MU
CN101C
CN10C1
R1895
R1897
R1898
R1896
D1703
D1705
R1703
D1704
C1702
R1894
R1702
IC1703
R1892
R1890
D1702
CN100C
R1893
R1889
R1891
R1150
IC1140
C1155
C1157
C1152
C1156
R1148
C1161
C1160
C1154
R1144
C1153
R1147
R1152 R1151
C1159
C1162
R1149
R1146
C1163
C1158
R1145
C1166
C1167
CN11S4
R1155 R1156
D1144
D1143
CN10S4
R1157 R1158
D1146
D1145
M_US_MU
S_MU
32V
V_BS
C1412
C1433
C1432
C1407
C1431
C1430
C1446
R1900
R1899
D1895
D1896
D1897
D1898
D1891
D1893
D1894
D1892
C1164
C1168
R1143
R1142
R1141
C1165
C1169
2SK2090-X
2SK2090-X
/25
/16
PS
/50
QJB003-043014
SCL
GND
SDA
LRSW
HDMI_IR
QJB003-052610
QGB1509J1-55
MI-COM &DIST MODULE
QGB1509J1-55
/50
MA111-X
MA8100/M/-X
MA8100/M/-X
QGA2501C5-06Z
MA111-X
MA8100/M/-X MA8100/M/-X
/16
CB2
ATE128-58P785
MA111-X
CXA2205Q-X
/50
/50
/50
/50
/50
/50 N
/16
/50
N
/50
/50
/50
N N
QGA2501C5-03Z
MA8082/M/-X
MA8082/M/-X
D
G
S
D
G
S
/16
/25
BS_POW
LOB_POW
LB_PRO
GND
21V
STBGND
STB3.3V
AC_IN
GND
BT30V
BS5V
BS9V
BS9V
GND
M_MU
BSD_C
GND
BSD_R
GND
BSD_Y
BSD_Y_GND
BSD_L
GND
GND
HDCP_H
HDCP_V
GND
SCL0
SDA0
HDMI_IR
GND
C_SWMAIN
VY_SWMAIN_GND
SCL2
VY_SWMAIN
GND
GND
ABL
X_RAY_M
DEF_HP
H_SYNC
V_SYNC
EHT
DEF_VP
NECK
OSD_VD
B1_POW
RST3
GND
GND
COMPU
BSD_IR_GND
BSD_IR
ON_TIM
GND
SCL1
SDA1
SDA0
C/N( AFT1)
AFT2
SDA2
A_MU
POW_LED
MECA_SW
KEY1
KEY2
REMO
NC
MA8082/M/-X
MA8082/M/-X
MA8051/M/-X
MA8051/M/-X
A0
A1
A2
Vss SDA1
SCL1
TEST
Vcc
/50
N
/50
N
/50
/50
100K
10k
10k
OPEN
OPEN
47
0.1
1
1.5K
10K
1
*2
OPEN
*1
*1
10K
3.3K
3.3K
0.01
5.6K
0.01
1.5K
*2
OPEN
220
220
220
220
100
1
OPEN
100
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
1
10
4.7
4.7
OPEN
4.7
4.7
.012 100k
.0056
68k
3.9k 3k
100
4.7
3.3k
1k
.0027
4.7
12K
4.7
10
OPEN
OPEN OPEN
OPEN
OPEN
220 220
100
OPEN
OPEN
47
OPEN
OPEN
0.01
56k
56k
OPEN
OPEN
OPEN
OPEN
.047
1
1M
220
220
3.3
4.7
4.7
A3.3V
SCL0_3.3
GND
GND
3.3V
SDA0_3.3
GND
A_MU
S_MU
GND
RST3
ABL
X_RAY_M
GND
LRSW
GND
GND
DEF_HP
B1_POW
H_SYNC
V_SYNC
OSD_VD
NECK
DEF_VP
EHT
GND
ON_TIM
MECA_SW
GND
M_MU
HDCP_H
HDCP_V
AFT2
C_SWMAIN
VY_SWMAIN
KEY2
KEY1
POW_LED
COMPU
REMO
GND
GND
L_BSD
SCL1
M_US_MU
Y_BSD
R_BSD
C_BSD
GND
SDA0
SDA1
GND
SCL0
GND
GND GND
GND
GND GND
GND
GND
GND
GND GND
L_FIX
12V
SDA0
SCL0
SCL0
5V
R_FIX
SDA0
HDMI_IR
32V
32V
HDMI_IR
SDA1
SCL2
SDA2
C/N_AFT1
SCL1
SCL2
SDA2
AUDIO_L
AUDIO_R
ROUT_US
V_BS
LOUT_US
9V
TV_A
OPEN
SHEET8
DIGITAL INPUT MODULE
DIGITAL INPUT MODULE
SHEET4
OPEN
OPEN
OPEN
SHEET2
SHEET3
SHEET6
SHEET3
SHEET6
SHEET3
SHEET7
SHEET3
SHEET6,8
SHEET2
SHEET6
SHEET7
SHEET6
SHEET4
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JVC AV Series Rear Projection Televisions (AV-48P775/H/AV-56P775/H/AV-56P785/H) Electrical Wiring Diagrams Manual
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Description
Discover detailed electrical wiring diagrams for JVC AV Series Rear Projection Televisions featuring models AV-48P775/H, AV-56P775/H, and AV-56P785/H. This manual offers essential schematics and technical information designed for professional mechanics and DIY enthusiasts alike.
- Includes comprehensive wiring diagrams specific to the AV-48P775/H, AV-56P775/H, and AV-56P785/H models
- Provides clear, step-by-step visual guides for troubleshooting and repairs
- Essential resource for accurate diagnostics and maintenance of JVC AV Series Rear Projection Televisions