SCH25_FRONT
ANALOG AUDIO
DIGITAL AUDIO
TMDS SIGNAL
ANALOG VIDEO
GND LINE
POWER- LINE
POWER+ LINE
DIGITAL VIDEO
STBY POWER
HDMI
FIL2
NC
NC
H/PR
H/PL
0
0
1.2K
E3
560
0
FIL1
Vkk
NC
NC
NC
NC
MIC
NC
NC
RED
LE
D
R
443
6
68
K
C
443
0
100
N
-K
R4445
10K
0
O
1.2K
0
O
R
450
8
4K
7
560
O
C
444
4
100
P
-J
C
441
7
47
/1
6
C
441
8
47
N
-K
S
W
M
5V
C
442
7
100
P
-J
C
446
9
O
PE
N
C
447
1
220
/6
.3
(8
*5
)
C
445
3
100
P
-J
D
441
1
CD
S
3C
05
HD
M
I1
TO
H
D
MI
NE
TP
H
Y
A
5
VkkGND
VSELB
ISELB
KEY3
KEY1
FIL_CTRL
FLRST
FLCE
FLDATA
FLCLK
SWM5V
H/PR
A-7V
R4409
1K
FIL_CTRL
FACT_RST
GAME
PURE
STATUS
SW4419
C4422
1/50
MOVIE
BAND
SWM3.3V
MUSIC
ISELA
VSELB
H/PR
H/PL
A+7V
LED4402
MODEL
ISELA
SWM3.3V
C4435
OPEN
AVR X2500
ISELA
SWM3.3V
VSELA
VSELB
SWM3.3V
GND
560
E3
RED/WHITE(5PI)
AVR X3500
R4463
1K2
R4460
2K2
R4458
100
USB B'D
1.2K
OPEN
E3
C4446
OPEN
R
450
7
O
PE
N
560
E2/E1C/K
C4451
OPEN
C4476
10N-K
R4476
OPEN
HP IN "L"
E2/E1C
10/50
C4439
GND
-DATA
+DATA
VBUS
C4454
OPEN
MIC IN "L"
VSELA
ISELA
KEY2
B/PIRIN
H/PL
FIRIN
MIC
A+7V
R4404
100
R4403
100
QUICK
SELECT1
S
W
440
0
R4413
0
R4413
100
AVR-S940
C4412
10/50
C4410
OPEN
2.2 ohm
AVR-X3500
PRESET
DOWN
ZONE2
ON/OFF
S
W
440
2
S
W
441
3
R4417
100
R4417
150
R4474
150
R4474
180
C4414
10N-K
C4413
47N-K
C4416
OPEN
C4415
OPEN
S
W
441
4
S
W
441
5
R4483
OPEN
R4483
330
Q442
7
R
T1
N
141
C
R4415
100
R
442
1
47
K
D
440
0
O
PE
N
QUICK
SELECT2
S
W
440
3
S
W
442
0
F500mAL/125V
OPEN
C4419
F4401
MF2410F0.500TM
R4420
39K
2SC3052
Q4402
LE
D
440
1
O
PE
N
QUICK
SELECT4
QUICK
SELECT4
S
W
440
4
S
W
440
5
R4427
0
R4427
150
SW4420
C4421
100/63
D4401
1N4007S
R4422
100
TUNING
MODE
QUICK
SELECT2
ZONE2
SELECT
S
W
440
6
S
W
441
6
AVR-S940 ONLY
R4484
150
R4484
220
TUNING
DOWN
ZONE2
SELECT
AVR-S940
10K
R4488
R
449
6
22
K
Q4404
KTC1027Y
R4429
OPEN
S
W
441
7
R4485
OPEN
47N-K
C4424
QUICK
SELECT3
S
W
440
7
M
ICDE
T
KTC1027Y
Q4412
R4433
10K
R4432
OPEN
QUICK
SELECT1
S
W
440
9
R4447
100
R4447
150
GRN
LE
D
R4440
OPEN
R4441
0
R4494
180
R4494
220
R
449
7
10
K
R
443
7
91
K
R
443
9
10
C
442
9
100
N
-K
R
443
8
10
ISA1530AC1
Q4408
4K7
R4446
S
W
442
1
R4495
OPEN
R4495
330
HP/MIC_DET
ISELB
VSELA
A-7V
MIC
MICDET
AREA
STBY LED OPTION
ISELB
D/MGND
ZD4403
ZJ5.1B
100K
R4448
E3
E3
R
444
9
O
PE
N
U
SB
H
O
S
T
E2/E1C/K
ISELB
D/MGND
D/MGND
R
447
5
10
K
G4402
560
X
OPEN
E3
R4462
1K2
R4489
100
C
447
8
10
N
-K
ZD
440
7
O
PE
N
0
RJ4402
H/PDET
C4436
47N-K
R4482
OPEN
1.2K
E2/E1C
SW4411
ON/STBY
ZD4408
OPEN
C4445
470P-J
R
450
6
4K
7
R4450
47K
A-7V
BD4410
2
1
3
4
L4401
OPEN
BD4409
0
560
X
OPEN
LED4402
ZD4409
OPEN
C4450
470P-J
M
ASTER
V
O
L.
R4477
OPEN
C
444
0
47
N
-K
1K
R4454
RT1N141C
Q4415
R
450
9
O
PE
N
OPEN
AVR X3500
R4451
1K
R
446
9
100
K
C
444
3
100
N
-K
100
R4467
GND
C4458
OPEN
C4457
OPEN
ZJ5.1B
ZD4405
0
RJ4494
R4473
100K
2K2
R4466
R
J449
1
0
R
J449
0
0
OPEN
R4470
BKT4404
C4452
OPEN
D4408
LBAS16HT1G
BD4407
0
100N-250V(MPE)
C4462
MIC.
MICDET.
FROM
H
D
M
I
ZJ6.8B
ZD4400
OPTION_B
R4412
47K
C4411
100N-K
R4491
OPEN
CB4400
0
CB4401
0
RMC4400
R34FS9A
R4414
10
Q442
8
R
T1
N
141
C
R4416
100K
S
W
441
9
Q442
2
R
T1
P
141
C
C4420
OPEN
Q441
9
R
T1
P
141
C
LE
D
440
0
B
IR
-B
M
1341
T
220
K
R
448
7
R4423
100K
R4500
27K(1W)
5.
1(
1W)
R
450
2
R4431
OPEN
R4503
3K9
C
442
5
100
P
-J
C
442
8
100
P
-J
C4431
OPEN
C4432
OPEN
4
3
2
1
6
7
5
35237-07
CP4401
ZD4404
ZJ5.1B
4
3
2
1
6
7
5
35336-07
CP4402
4
3
2
1
6
7
5
35336-07
CP4403
100
R4465
10/50
C4449
4
3
2
1
6
7
5
35237-07
CP4405
C
446
1
33
P
-J
C
447
0
100
N
-K
C
447
7
10
N
-K
ZD
440
6
O
PE
N
0
RJ4401
R
448
6
2K
2
C
447
2
1N
-J
D
441
2
CD
S
3C
05
HD
M
I1
D
441
3
CD
S
3C
15G
TA
S
W
441
0
E
C
16
B
24
S
O-
ZZ
Z
100
R4452
ENCODE
R
BD4402
0
BD4401
0
R4478
100
R4510
OPEN
C4447
10/50
CN4402
WIRE_5P
D4410
LBAS16HT1G
C4463
47N-100V(MPE)
D/MGND
FACT_RST
FACT RST
VSELB
ISELB
KEY3
KEY1
HP/MIC_DET
HP/MIC_DET
FIL_CTRL
FLRST
FLCE1
FLDATA
FLCLK
REDLED
REDLED
SWM5V
H/PR
H/PGND
H/PGND
VGND
MICGND
MICGND
A-7V
SWM3.3V
SWM3.3V
M3.3V
D/MGND
C4409
10/50
OPTION B
FIRIN
R4419
390
AVR-S940
STATUS
KEY2
FLRST
SWM3.3V
DIMMER
DIMMER
SWM3.3V
FLDATA
FLCE
R4443
100
VH
RED/GREEN(5PI)
RED/GREEN(5PI)
RED/WHITE(5PI)
AVR S940
STBY LED(R)
STBY LED(R)
R4457
100
H/PGND
SWM3V3
H/PDET
Active "L"
D/MGND
D/MGND
A+7V
C4433
1/50
MICGND
C4434
1/50
33P-J
C4464
+DATA
VBUS
R4462
R4440
AREA
RED/GREEN(5PI)
STBY LED OPTION
C4475
10N-K
R4472
4K7
R4461
100
ENCODER B'D
1N-K
C4455
SWM3.3V
MICGND
C4437
33P-J
R4455
100
Active "H"
BD4411
CB05YTYH221
OPEN
HDMI DIGITAL CNT M7
ISELA
VSELA
KEY2
B/PIRIN
GRNLED
GRNLED
H/PL
FRONT_IRIN
POWERKEY
POWERKEY
A+7V
R4402
0
C4479
100N-K
C4408
100N-K
R4405
R4408
Q4401
RT1P441C
R4418
390
B/PIRIN
ZONE2
ON/OFF
TUNING
UP
AVR-X2500
AVR-X3500
PRESET
DOWN
S
W
440
1
AVR-S940 ONLY
KEY1
R4481
OPEN
R4481
220
AVR-X2500_X3500
KEY3
Q4400
RT1N441C
R4410
10K
R4411
100
R4406
OPEN
R4408
1R6-F
1.6 ohm - F
PRESET
UP
R4424
0
R4430
100
R4424
100
R4430
180
R4485
330
Q442
6
R
T1
N
141
C
AVR-X2500
AVR-X3500
PRESET
UP
Q441
3
R
T1
N
241
C
10K
R4428
C4423
1/50
Q4411
RT1N141C
ZJ22B
ZD4401
R4425
39K
Q4403
2SC3052
R4435
4K7
QUICK
SELECT3
S
W
440
8
AVR-S940 ONLY
R4434
0
R4434
100
R4493
180
R4493
150
FLCLK
Q4414
RT1N141C
MIC&HP DET SECTION
H/PDET
4K
7
R
449
8
R4444
100
R4442
100
47/16
C4426
STBY LED(G)
STBY LED(G)
POWERKEY
POWERKEY
POWERKEY
FUNCTION CNT B'D
D/MGND
H/PGND
R4480
10K
R4468
47K
-DATA
R4463
R4441
OPTION A
MODEL
AVR S940
R
449
0
10
0
R4479
4K7
R4464
4K7
FUNCTION ENCODER
FUNCTION ENCODER B'D
C
444
2
470
P
-J
R4471 4K7
R4459 100
1N-K
C4456
C
444
8
100
N
-K
Q4418
RT1N141C
R
450
5
O
PE
N
-321
6
H/P B'D
C4438
100/10
R4456
10K
R4453
33K
Q4416
OPEN
MIC B'D
MICDET
R
450
4
O
PE
N
AVR X2500
0
RJ4492
0
RJ4493
FROM TRANS
1
2
3
4
CP4400
A2505-WR07_7P_2.5MM
OPTION_A
R
T1
P
141
C
Q442
1
Q442
0
R
T1
P
141
C
R4407
OPEN
R4405
1R6-F
Q442
5
R
T1
N
141
C
ZD4402
ZJ15B
Q4409
2SC3052
Q4407
RT1N141C
RT1N141C
Q4405
ISA1530AC1
Q4406
R4499
3K3
5
6
8
7
U4400:B
NJM4580CG
4
2
3
1
CP4406
USB(MNA222T0201T)
SW4412
EC16B12SAAD4ZZZ
C
444
1
470
P
-J
Q4417
RT1N141C
BD4403
0
3
2
4
1
U4400:A
NJM4580CG
2 C
4 E
8 F
7 E
3 D
5 F
6 G
1 B
9 G
PJ-621HA
JACK4401
4
5
3
6
1
2
7
JACK4400
PJ-364H
1
3
5
7
9
11
33
35
37
39
12
14
16
18
20
22
24
26
28
30
32
17
15
13
19
21
27
25
23
31
29
4
2
8
6
10
34
36
38
40
1.0-11S-40PW
CN4400
D4406
LBAS16HT1G
10N-100V(PEF)
C4460
D4405
LBAS16HT1G
C4459
10N-100V(PEF)
MIC OPAMP Gain Edit
FACTORY_RESET
AVR-S940 / X2500
D4403
LBAS16HT1G
D4404
LBAS16HT1G
2
Q18
G
4
17
G
7
TS
A
8
D
A
9
C
P
10
C
S
12
O
S
C
14
V
H
16
LG
N
D
1
F1
5
18
G
3
Q17
G
6
TS
B
13
V
D
D
15
P
G
N
D
11
R
ESE
T
17
F2
MUTE
PCM
DIG.
dB
Z2
AUTO
DIGITAL
S.BACK
dts
TUNED STEREO
SLEEP
ANA.
HDMI
ANALOG
S
D
R
Y
E
S
S
Y
D
U
A
CIG25-1801N
FL4400
FRONT 1/2
AVR_S940_X2500 FRONT
CN4402
CN4400
Before Servicing
This Unit
Electrical
Mechanical
Repair Information
Updating
33