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AVR250
SURROUND SOUND RECEIVER
- 35 -
P-MAIN & PSU
ARCAM Sound & Vision.
DWN.BY: Xiao Xie
APP.BY:
MODEL: AVR250
DATE:11/JUN/2004
DATE:
ISSUE: A
P_MAIN&PSU SCH
SHEET 12 OF13
PSU BOARD
T870
TRANS5 EI-35
F871
Fuse T6.3A 250V UL
RE870
Q901
C9014
D870
1N4002
D871
1N4002
D872
1N4002
D873
1N4002
D874
1N4002
C871
220u/25V
R872
2R2 1/2W
R873
3.3M/0.5W
R871
4K7
1
2
P870A
TO SW BOARD P870B
1
2
P870B
From PSU Board P870A
SW803
Power SW
C870
103/400V
Power SW BOARD
C874
104
C873
470u/16V
R870
3K
C872
103/400V
SP802
1
2
3
4
5
6
7
8
P105B
From Amp2 boaed P102A
1
2
3
4
5
6
7
8
P103B
From Amp1 Board P109A
1
2
3
4
5
6
7
8
9
10
P804A
TO PSU BOARD P804B
RE801
RE803
RE804
RE802
RE805
RELAY 24V 30A DC 2P1T-6P
RE806
RELAY 24V 30A
L801
2.2uH
L802
10uH
L803
2.2uH
L804
2.2uH
L805
2.2uH
L806
2.2uH
L807
2.2uH
C820
10000u/63V
C821
10000u/63V
C822
10000u/63V
C823
10000u/63V
AC
1
AC
2
+
3
-
4
BR801
BRIDGE2
Q822
C123
Q823
C123
Q824
C123
R820
10/1W
R821
10/1W
R822
10/1W
R823
10/1W
R824
10/1W
R825
10/1W
R826
10/1W
R827
10/1W
R828
10/1W
R829
10/1W
R830
10/1W
R831
10/1W
R832
10/1W
R833
10/1W
C824
102
C825
102
C826
102
C827
102
C828
102
C829
102
C830
102
C831
104/160V
C832
104/160V
C833
104/160V
C834
104/160V
C835
104/160V
C836
104/160V
C837
104/160V
FR_OUT
FL_OUT
C_OUT
SR_OUT
SL_OUT
BSR_OUT
BSL_OUT
GND
BSLO
SRO
FRO
BSRO
-V
GND
+V
GND
CENO
FLO
SLO
-V
GND
+V
+20V
+13V
POWER
NC
RE2
RE3
D810
1N4004
D811
1N4004
D812
1N4004
+20V
4/8_SE
+13V
R851
390/1W
R852
390/1W
H_R
H_L
H_L
H_R
C852
104
SW870
4 OHM OR 8 OHM
Fuse T10A 250V UR
F870
120V
OP2
OP2
OP2
OP2
OP2
OP2
AC-36V
AC-29V
AC-36V
AC-29V
GND-AC-1
GND-AC-2
GND_C_1
GND1
GND_C
GND_FL
GND_FR_1
GND2
GND_FL_1
GND_SL
GND_SL_1
GND_FR
GND_SR
GND_SR_1
GND_BSR
GND_BSR_1
GND_BSL
GND_BSL_1
GND3
GND4
Common
Audio
GND4
GND3
GND2
GND1
GND_C_1
GND_C
GND_FL
GND_FR_1
GND_FL_1
GND_SL
GND_SL_1
GND_FR
GND_SR
GND_SR_1
GND_BSR
GND_BSR_1
GND_BSL
GND_BSL_1
1
2
3
4
5
6
7
8
P803A
TO Main board P803B
POWER
1
2
3
4
P806A
FROM HPO BOARD P806A
C875
104
C876
104
C877
104
C878
104
C879
104
C880
104
C881
104
1
2
3
P870
TO TRANSFORMER
SW871
230V/115V SELECT SW
1
2
P874
P2
1
2
P875
P2
1
2
P874A
P2
1
2
P875A
P2
JA1
C2
102
C1
102
HEADPHONE
1
2
P1002B
TO KEY BOARD
1
2
3
4
P806B
TO PMAIN BOARD P806A
RE880
Q880
C123
1
2
3
P300A
TO MAIN BOARD
D880
1N4148
1
2
3
4
5
6
7
8
9
10
P804B
From Pmain Board P804A
(TV-8 10A 250V
UL/CSA/VDE)
JK101
AC INPUT SOCKET
L
N
AGND
230V
9
11
10
4
5
6
7
8
1
2
3
12
13
14
15
16
17
18
19
20
21
0188
TRANSFORMER 120/230V TOROID
1
2
3
P870
From PSU board P870
230V
120V
120V
230V
N
N
N801
AC36V
N802
AC29V
N806
AC36
N805
AC29V
1
2
3
4
5
6
7
8
9
10
11
12
P120A
TO MAIN BOARD P120
AC16V
0V
AC8.5V
0V
0V
AC5.2V
AC8.5V
0V
AC8.5V
AC14V
0V
AC14V
N803
N804
BRIDGE RECTIFIER
400V 35A
DC 2P1T-6P
+13V
POWER
+20V
4/8_ES
RELAY TRA2-L-12VDC-S-H
SK-22D01-SG6-T-MS-IK
SW COMAX
Model NO: IS-7014
15A 250V for UL & CSA
10A 250V for European
Primary voltage: 230V/120V 50/60Hz
Rated continuous output power: 600VA
NTC1
NTC SG405 30A 1 ohm
NOTE: The compoment marked with
can't be changed.
Summary of Contents for DiVA AVR250
Page 4: ... 3 AVR250 SURROUND SOUND RECEIVER ADJUSTMENT POINTS DIAGRAM AMP1 board ...
Page 5: ...AVR250 SURROUND SOUND RECEIVER 4 AMP2 board TUNER board OSC RF VT ...
Page 6: ... 5 AVR250 SURROUND SOUND RECEIVER VIDEO board ...
Page 12: ... 11 AVR250 SURROUND SOUND RECEIVER KEY board PCB LAYOUT ...
Page 13: ...AVR250 SURROUND SOUND RECEIVER 12 AMP2 board component side ...
Page 14: ... 13 AVR250 SURROUND SOUND RECEIVER AMP2 board copper side ...
Page 16: ... 15 AVR250 SURROUND SOUND RECEIVER AUDIO board copper side VOL board PHONE board ...
Page 18: ... 17 AVR250 SURROUND SOUND RECEIVER CON2 board component side CON2 board copper side PSU board ...
Page 19: ...AVR250 SURROUND SOUND RECEIVER 18 DSP board component side ...
Page 20: ... 19 AVR250 SURROUND SOUND RECEIVER DSP board copper side ...
Page 21: ...AVR250 SURROUND SOUND RECEIVER 20 MAIN board ...
Page 22: ... 21 AVR250 SURROUND SOUND RECEIVER TUNE board ...
Page 23: ...AVR250 SURROUND SOUND RECEIVER 25 MUTI board copper side ...
Page 24: ...AVR250 SURROUND SOUND RECEIVER 26 VIDEO board component side ...
Page 25: ...AVR250 SURROUND SOUND RECEIVER 22 PMAIN board component side PMAIN board copper side ...
Page 26: ...AVR250 SURROUND SOUND RECEIVER 23 AMP1 board component side AMP1 board copper side ...
Page 27: ...AVR250 SURROUND SOUND RECEIVER 24 MUTI board component side ...
Page 28: ...AVR250 SURROUND SOUND RECEIVER 27 VIDEO board copper side ...
Page 29: ...AVR250 SURROUND SOUND RECEIVER 28 RS232 board component side RS232 board copper side ...
Page 30: ...AVR250 SURROUND SOUND RECEIVER 29 TUNER SCHEMATIC DIAGRAM ...
Page 46: ... 45 AVR250 SURROUND SOUND RECEIVER MULTI CH BOARD U401 WM8770 ...