77
AVR-1905/785 AVC-1590
SCHEMATIC DIAGRAMS (6/13)
MAIN UNIT
(For ALL MODEL)
SCHEMATIC DIAGRAMS (6/13)
1234567891011
A
B
C
D
E
F
G
H
AVR-1905/785 AVC-1590
F102
OPTION
47/50
C101FR
47/50
C101C
47/50
C101FL
R103SR
3K
R103SL
3K
R103FL
3K
C104FR
100P-500V
4R7(1)
R106FR
4R7(1)
R107SR
TP105
100P-500V
C103SR
C104C
100P-500V
TP103
4R7(1)
R106C
4R7(1)
R107SL
TP104
100P-500V
C103SL
C104FL
100P-500V
4R7(1)
R106FL
R111FR
0R22(1)
R110FR
0R22(1)
R112FR
10K
R108SR
0R22(1)
R109SR
0R22(1)
R111C
0R22(1)
R110C
0R22(1)
R112C
10K
R109SL
0R22(1)
R108SL
0R22(1)
R110FL
0R22(1)
R111FL
0R22(1)
R112FL
10K
C105SR
22N
R114SR
20K
C105SL
22N
R114SL
20K
C107FR
100N(R)-250V
1mH
L101FR
R118FR
10(1)
R115FR
2K2
10(1)
R119SR
1mH
L101SR
R115SR
2K2
C107C
100N(R)-250V
1mH
L101C
R118C
10(1)
R115C
2K2
10(1)
R119SL
1mH
L101SL
R115SL
2K2
C107FL
100N(R)-250V
R118FL
10(1)
MTZ18B
D133
!
C178
330/63
C138A
47N
1N4007
D138A
R145
27K
C175
4.7/50
C146
1/50
C155
100N
Q151
2SC1740SR
Q171D
KTA1268BL
R179
M47K(1/4)
KTC3198Y
Q182
C153
6800/16
Q171B
KTA1268BL
1N4007
D144
1N4007D141
1N4007D143
C152
47N(EB)
ICP-N15
IC105
D154
MTZ8.2B
Q176
KTC3198Y
D136
MTZ11B
R182
1K
CP106
R141
0R22(1)
C141
47N(EB)
R149
0R22(1)
C159
1/50
C158
1000/25
R183
4K7
R148
0R22(1)
Q172
KTC3198Y
R133
51K
R134
2K2
R135
0.1(5W)
!
47K
R187
D126
1SS133T
1/50
C138
!
!
C181
0.0047/250VAC
!
!
10N(EB)
C198SB
10N(EB)
C198SB1
10N(EB)
C198SR
10N(EB)
C198SL
10N(EB)
C199FL
10N(EB)
C198FR
R154
M2M2(C)
!
!
F101
OPTION
!
47/50
C101SR
47/50
C101SL
R103FR
3K
R103C
3K
4R7(1)
R107FR
TP102
4R7(1)
R106SR
C104SR
100P-500V
100P-500V
C103FR
100P-500V
C103C
4R7(1)
R107C
4R7(1)
R106SL
C104SL
100P-500V
100P-500V
C103FL
TP101
4R7(1)
R107FL
R109FR
0R22(1)
R108FR
0R22(1)
R111SR
0R22(1)
R110SR
0R22(1)
R112SR
10K
R109C
0R22(1)
R108C
0R22(1)
R112SL
10K
R111SL
0R22(1)
R110SL
0R22(1)
R108FL
0R22(1)
R109FL
0R22(1)
C105FR
22N
R114FR
20K
C105C
22N
R114C
20K
C105FL
22N
R114FL
20K
10(1)
R119FR
R118SR
10(1)
C107SR
100N(R)-250V
10(1)
R119C
C107SL
100N(R)-250V
R118SL
10(1)
1mH
L101FL
R115FL
2K2
10(1)
R119FL
22K
R117SL
22K
R117SR
10/100
C182
MTZ18B
D134
1SS133TD132
27K
R146
CP138A
C174
10/50
D127
1SS133T
R178
15K
C148
1/50
D124
1SS133T
D160
1SS133T
C179
220/6.3
R171D
100K
D123
1SS133T
D157
MTZ20B
C171B
100N
1N4007
D142
R173
15K
C173
220/6.3
KTC3198Y
Q173
C151
47N(EB)
R171C
100K
C171C
100N
C150
47N(EB)
R142
0R22(1)
R175
10K
D125
1SS133T
C171
100/10
R171A
100K
Q180
KTA1268BL
R138
1K2
R131
51K
R132
51K
R186
4K7
0.1(5W)
R136
R137
470
C136
10000/63
CP931
10N(EB)
C198C
10N(EB)
C199FR
10N(EB)
C198FL
CP101
CP103
CP102
C133
100N(R)-250V
C132 100N(R)-250V
Q179
KSA916Y
654321
CP104
M68(1/4)R151
Q103FR
2SC947F
C102FR
10/50
R105FR
5K6(1)
R101SR
2K7
VR105
VR1K(B)
R104SR
5K6(1)
Q103C
2SC947F
C102C
10/50
R105C
5K6(1)
R101SL
2K7
VR104
VR1K(B)
C102SL
10/50
R104SL
5K6(1)
Q103FL
2SC947F
R105FL
5K6(1)
KSC1845F
Q104FR
D103
1SS133T
R113SR
330K
KSC1845F
Q104SR
Q102C
2SB1560
2SD2390
Q101C
Q102SL
2SB1560
R113SL
330K
2SD2390
Q101SL
D101
1SS133T
KSC1845F
Q104FL
C177
1/50
C176
1/50
R181
4R7(1)
10(1)
R184
R117FL22K
7915
IC102
R147
27K
D158
1SS133T
C154
10/50
R158
4K7
47K
R176
Q118
KRC107M
Q114
KRC107M
Q113
KRC107M
C144
4700/35
C143
47N(EB)
1N4007D146
1N4007D145
C157
1/50
Q171A
KTA1268BL
KTC3198Y
Q174
Q171C
KTA1268BL
1SS133TD137
D135
1SS133T
POSISTOR
Q112
KRC107M
Q111
KRC107M
Q115
KRC107M
1N4007
D153
D149 1N4007
D152 1N4007
D150 1N4007
!
1SS133TD148
Q116
2SC1740SR
C137
10000/63
R139
560K
C199
2N2
C198
2N2
2N2
C196
2N2
C197
2N2
C194
2N2
C191
!
10987654321
CP505
R101FR
2K7
VR102
VR1K(B)
Q103SR
2SC947F
R105SR
5K6(1)
C102SR
10/50
R104FR
5K6(1)
3456712
CP502
54321
CP503
R101C
2K7
VR103
VR1K(B)
R104C
5K6(1)
Q103SL
2SC947F
R105SL
5K6(1)
R101FL
2K7
VR101
VR1K(B)
R104FL
5K6(1)
C102FL
10/50
R113FR
330K
D102
1SS133T
Q102FL4
2SB1560
Q102SR
2SB1560
R113C
330K
D105
1SS133T
KSC1845F
Q104C
D104
1SS133T
KSC1845F
Q104SL
2SD2390
Q101FL
Q102FL
2SB1560
R113FL
330K
R117C
22K
R180
10K
R117FR
22K
D159
1SS133T
7805
IC104
R160
10K
7805
IC103
C161
10/50
R159
20K
Q177
KTC3198Y
KTA1266Y
Q178
47K
R177
KTC3198Y
Q183
R174
10K
C171D
100N
C145
1000/35
C142
47N(EB)
C171A
100N
Q117
KRC107M
C172
220/6.3
KTC3198Y
Q175
R171B
100K
D122
1SS133T
D121
1SS133T
Q181
KTA1268BL
4321
CP992
1SS133TD151
R171
33K
KTC3198Y
Q171
2N2
C193
2N2
C195
2N2
C192
321
CP901
C131
100N(R)-250V
987654321
CP501
54321
CP504
2SD2390
Q101SR
2SD2390
Q101FR
7815
IC101
100N(R)-250V
C135
D131A
100N(R)-250V
C134
1413121110987654321
CP555
1110987654321
CP556
D131B
321
FR
C
FL
GND
RLY_SPK_A
LIMIT
RLY_SURR
RLY_POWER
CPU_GND
-15V
DSP_GND
MUTE_+B
FRONT_A
RLY101
SB L
H/P_L
H/P_R
SL
MAIN_-B
FR
NF5
GND
GND
NF3
-B
NF1
GND
FL
NF4
SR
CHASISS GND
CHINA(C)
AVR1905
X
F101
T3.15AL
F102
TO FRONT
USA ONLY
AC CORD
GND
T2.5AL
F101
T2.5AL
FR
MAIN_-B
MAIN_+B
+15V
NF5
SR
SR
NF2
NF2
OVER
PROTECT
C
C
NF3
NF1
GND
-B
SL
SL
GND
FL
G
NF4
+24V
SURR-B
-VKK
RLY_H/P
RLY_SPK_B
PROTECT
RLY106
RLY_SURR-B
PWR_DOWN
RLY_CNT
CENTER
RLY104
SURR
CPU_+5.6V
CHASISS GND
RLY103
FRONT_B
DSP_GND
GND
+15V
USA(E3)
KOREA(K)
EUROPE(E2)
ASIA(G2A)
JAPAN(N)
AVC1590
RLY102
DSP_+5V
8A/125V
T2.5AL
T2.5AL
T2.5AL
8A/125V
T8A
F101
H/P
T6.3AL
T3.15AL
T3.15AL
8A/125V
T8A
8A/125V
F102
RLY105
SB R
SB R
SB L
GND
FILAMENT AC
RLY106
(LOCKING)
LCH
F101
TO POWER TRANS
MAIN_+B
GND
DC
PROTECT
FROM PRE AMP BOARD
TO CP106
KOREA ONLY
USA/1590 ONLY
SB L CH
RCH
GND R
GND L
MAIN A L
MAIN BOARD
GND
TO CNT BOARD TO CNT BOARD
GND
TAIWAN(GUT)
DSP_+5V
FROM SB-AMP BOARD
SUB TRANS
TO H/P BOARD
CHASSIS
EUROPE,
MULTI(ASIA) ONLY
FROM POWER TRANS
GND R
GND L
SURROUND-BACK L/R
GND R
GND L
MAIN A
CENTER
MAIN B R
GND L
GND R
MAIN A R
SB R CH
SURROUND
MAIN B L
FRONT A / B
MAIN B'D
POSITION
C191 - C197, C198*, 199* : E2 ONLY
CARRIED OUT ( EXPOSED PARTS ARE ACCEPTABLY
INSULATED FROM THE SUPPLY CIRCUIT ) BEFORE
THE APPLIANCE RETURNED TO THE CUSTOMER.
INDICATES SAFETY CRITICAL COMPONENTS.
TO REDUCE THE RISK OF ELECTIC SHOCK, LEAKAGE
MAIN B'D
MAIN B'D
MAIN B'D
MAIN B'D
POSITION
MAIN B'D
MAIN B'D
MAIN POWER TRANS
CURRENT OR RESISTANCE MEASUREMENTS SHALL BE
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