Page 1
AVR300
downloaded from http://receiverfaq.ru/
AVR300 Circuit diagrams
Page 2
321
10K
VOL1
P1001B
123
LE1010
LED
LE1015
LED
LED BOARD
YUVDET
SDET
C1002
20P
VOL2
123
VF101
29-1403F
F1F2P363P354P345P336P327P318P309P2910P2811P2712P2613P2514P2415P2316P2217P2118P2019P1920P1821P1722P1623P1524P1425P1326P1227P1128P1029P930P831P732P633P534P435P336P237P13814G3913G4012G4111G4210G439G448G457G466G475G484G493G502G511G52F53F
AC4V1 AC4V2
SG0
SG35
Q1005
A114
Q1004
C114
C1014
103
C1015
103
SD
P2
P1
AC4V1
AC4V2
SG28
SG29
SG30
SG31
SG32
SG33
SG34
C1008
100u/50V
C1006
103
123456789101112131415
P101A
15P
SG21
SG22
SG23
SG24
SG25
SG26
SG27
GR1
33
GR2
GR3
34
35
GR4
36
GR5
37
GR6
38
GR7
39
GR8
40
GR9
41
GR10
GR11
42
43
GR12
44
GR13
45
GR14
46
47
48
C1009
103
RS1
RS2
+5v
-V
SG14
SG15
SG16
SG17
SG18
SG19
SG20
SG33
SG34
SG35
32
31
GR1
GR2
GR3
GR4
GR5
GR6
GR7
GR8
GR9
GR10
GR11
GR12
GR13
GR14
GR15
GR16
VEE
VSS49OSCI50OSCO51RSTB52CSB53CLKB54DIN55VDD56P157P258AD259AD160SG161SG262SG363SG4
R1016
3K3
C1004
47P
C1016
C1012
470u/6V3
470u/6V3
RS1
YUVDET
RS2
SDET
SG11
SG12
SG13
SG29
SG30
SG31
SG32
PT6302
R1017
1K
C1010
104
SG7
SG8
SG9
SG10
SG26
SG27
SG28
GR1
GR2
GR3
GR4
GR5
GR6
SG1
SG2
SG3
SG4
SG5
SG6
SG21
SG22
SG23
SG24
SG25
SG2117SG2218SG2319SG2420SG2521SG2622SG2723SG2824SG2925SG3026SG3127SG3228SG3329SG3430SG35
SG20
SG19
SG18
SG17
SG16
SG15
SG14
SG13
SG12
SG11
SG10
SG9
SG8
SG7
SG6
SG5
64
P2
P1
GR7
U1001
SG20
16
SG19
15
14
SG18
SG17
13
12
SG16
SG15
11
SG14
10
9
SG13
SG12
8
SG11
7
6
SG10
SG9
5
SG8
4
SG7
3
SG6
2
1
SG5
SG4
SG3
SG2
SG1
SG0
A & R cambridge ltd
MODEL: AVR300
KEY SCH
DWN.BY: SZ Lin
APP.BY:
P102A
1
LE1001
LE1003
LE1002
100
LE1007
100
LE1012
LE1004
LED
LED
R1010
100
LE1009
10u/16V
C1011
LED
R1011
100
LE1014
LED
R1012
100
39
40
P0.3
41
P0.2
42
P0.1
43
P0.0
44
VCC
1
NC
2
P1.0
3
P1.1
4
P1.2
5
P1.3
6
P1.4
P1.57P1.68P1.79RST10P3.011NC12P3.113P3.214P3.315P3.416P3.5
C1005
103
SW1001
UP
SW1002
DOWN
SW1003
PRESET
SW1004
STORE
SW1005
FM MUTE
SW1006
RDS INFO
LED
LED
100
LED
R1003
100
D
C
R1023
R1024
R1025
4K7
4K7
4K7
B
SW1022
EXT7.1
SW1023
ZONE2
SW1024
DIRECT
SW1025
A
DISPLAY
SW1026
MUTE
LE1006
R1002
100
LE1011
R1001
R1026 4K7
R1027 4K7
R1028
R1029
R1022
4K7
SW1017
VCR2
SW1018
TAPE
SW1019
CD
SW1020
FM
SW1021
AM
1 2 3 4
LED
R1006
R1007
100
LE1008
LED
LED
R1005
R1008
100
LE1013
LED
LED
R1004
100
4K7
4K7
470u/6V3
SW1012
OK
SW1013
DVD
SW1014
SAT
SW1015
AV
SW1016
VCR1
R1009
100
C1013
C1007
47u/6V3
SW1007
TREBLE
SW1008
EFFECT
SW1009
MODE
SW1010
BASS
SW1011
MENU
LE1005
LED
R1014
100
R1020
20
35
34
NC
P0.736P0.637P0.538P0.4
EAVPP
AT89C52
R1018
10K
2
3
31
33
32
ALE
PSEN
P102B
3
2
P3
Q1001
C123
P2.529P2.630P2.7
P2.4
P2.3
P2.2
P2.1
P2.0
NC
GND
X1
X2
P3.7
P3.6
17
R1030
10K
RS1
RS2
V690
ENCODER
1
P3
Q1003
C123
Q1002
C123
U1002
28
27
26
25
24
23
22
21
20
19
18
CR1001
12M
C1001
20P
SD
R1019
P1002A
P2A
P1001A
P3
1
2
3
VOLUME BOARD
4
D
54
GR8
GR9
GR10
GR11
GR12
GR13
GR14
C
IR801
1
2
R1015
470
3
B
A
+5V
GND
IR IN
GND
IROUT
12345
6
P205B
TO RS232 BO ARD
SHEET 1 OF 13
47u/16V
C1003
ISSUE: M1
DATE:06/APR/2004
DATE:
Page 3
+12V
-12V
D
P404A
12
11
10
9
8
7
6
5
4
3
2
1
C
FROM AUD BOARD P404B
VA402A
EXT_CIN
VA402B
EXT_SUBIN
B
VA401A
EXT_RIN
VA401B
EXT_LIN
C401
VA401C
220u/16V
EXT_SRIN
VA401D
C402
EXT_SLIN
220u/16V
VA401F
EXT_BSLIN
A
VA401E
EXT_BSRIN
1 2 3 4 5 6 7 8 9 10 11 12
OPA2134
84
U406C
ZONE_L
ZONE_R
R585
Analog_L
12K
R586
12K
Analog_R
C408
220u/16V
C405
220u/16V
R403
5K1
R404
5K1
R601
5K1
R600
5K1
R401
5K1
E_SR
R402
5K1
E_SL
D206
D207
1N4148
1N4148
R406
5K1
R407
5K1
D205
D208
1N4148
1N4148
-4V7
C543
104
OPA2134
OPA2134
84
84
U407C
U408C
FMU
SMU
BSMU
CMU
SUBMU
MON
Not fitted
Option in case bypass does not w ork
Not fitted
R408
12K
R405
12K
E_Z_L
C541
U419
220u/16V
1
Y0
2
Y2
3
Y
4
Y3
5
ZONE_L
Y1
6
EN
7
Vee
VSS8S1
74HC4052
OPA2134
84
U409C
P402A
FROM MAIN BOARD P 402A
Bypass WM8770 internal Mux
R410 5K1
R532
R534 20K
R531
-4V7
C544
104
16
VDD
15
X2
14
X1
13
X
12
X0
11
X3
10
S0
9
OPA2134
84
U410C
+4V7
OPA2134
OPA2134
OPA2134
84
84
U411C
U412C
10111213141516
DGND
Nd
Nd
+4V7
U418
1
Y0
VDD
2
10K
Y2
X2
3
Y
X1
4
Y3
2K4
5
Y1
X0
6
EN
X3
7
Vee
S0
C526
VSS8S1
104
74HC4052
C414
220u/16V
C413
220u/16V
DVD_A 0
ZONE2 1
DVD_LR 0
ZONE_R
E_Z_R
C542
220u/16V
R540
1k
Z_AMP
R602
1k
BI_AMP
C547
C570
104
104
84
U413C
123456789
CEDICL
W RST
C525
104
16
R533 10K
15
R530 2K 4
14
13
X
R411 5K1
12
R535 20K
11
10
9
C545
103
Z_AMP BI_AMP
OPA2134
OPA2134
84
84
U415C
U414C
DGND
L_S0
R537 1K
L_S1
R538 1K
C546
103
2V IN 0
4V IN 0
1V IN 1
0.5V IN 1
0
0
1
OPA2134
OPA2134
84
84
U416C
U417C
P403A
FROM MAIN BOARD P403A
DGND
DGND
DGND
MCLK
BCLK
LRC
R478
33
R479
2K
61
63
64
60
62
DI
CL
CE
RES
1
AIN1L
2
AOM1R
3
AOM2L
4
AIN2R
5
AIN3L
6
AIN3R
7
AOM4L
8
AOM4R
9
AIN5L
10
AIN5R
11
AIN6L
12
AIN6R
13
AIN7L
14
AIN7R
15
AIN8L
16
AIN8R
APL17AINVGL18AINVGR19AINOPR20RECL21RECR22REFADC23VMIDADC24AGND25AVDD126AUX1L27AUX1R28AUX2L29AUX2R30AUX3L31A3R
C415
10u/16V
L_S1 L_S 0
0
1
0
1
R536
100R / 1/4W
+12V
C498
47u/16V
R413
330/1/8W
+12V
C410
47u/16V
C497
100u/16V
47u/16V
-12V
R412
330/1/8W
C500
C501
10111213141516
DIN4
59
BCLK
MCLK
WM8770
C417
104
1
R611
1K
C409
R612
1K
C502
C504
C506
C508
C510
C512
C514
C516
C518
C520
104
104
104
104
104
104
104
104
C503
C505
C507
C509
C511
C513
104
104
104
104
123456789
DGND
DGND
DGND
DGND
DIN3
DIN2
DIN1
DOUT
R409
33
51
56
58
52
DIN153DIN254DIN355DIN4
DOUT
DACLRC57ADCLRC
DACREFP2
U401
VMIDDAC
DACREFP1
C419
104
C418
C416
10u/16V
104
U625
LM3.3
1
3
Vin
3V3
20mA supply 3.3 v
G
2
U405
LM7805
3
Vin
+5V
GND
C498
100u/16V
2
Q417
KTC8050
C578
Z402
47u/16V
4V7
Z401
C580
47u/16V
4V7
Q418
KTC8550
C515
104
104
104
104
CON
R499
100
+3.3VD
C429
3300u/10V
C430
103
49
48
DVDD
DG
ZFLAG150ZFLAG2
47
AGND2
SUB
46
VOUT4R
CEN
45
VOUT4L
44
BSR
43
VOUT3R
42
GR2
41
BSL
VOUT3L
40
SR
39
VOUT2R
38
GR1
37
SL
VOUT2L
36
FR
35
VOUT1R
34
FL
VOUT1L
33
AVDD2
C422
C423
104
10u/16V
32
C420
C421
10u/16V
104
E_Z_R
E_Z_L
E_SR
E_SL
+3.3VD
C426
C425
C427
C428
1000u/6V3
47u/16V
104
104
+4V7
C579
103
C581
103
-4V7
C522
104
104
104
104
C517
C519
C521
C523
104
104
104
104
Gain
G_S1 G_S0
40
0
20
1
11
0
0.5 1
1
U420
1
16
Y0
C566 271
R582
6
5
C565
104
VDD
6K8
2
15
Y2
X2
3k3
3
14
Y
X1
22K
4
13
Y3
X
5
12
Y1
X0
6
11
EN
X3
7
10
Vee
S0
C550
104
C553
104
20K
C557
104
6K8
C561
104
U409B
NE5532
9
VSS8S1
74HC4052
U421
1
16
Y0
VDD
2
15
Y2
X2
3
14
Y
X1
4
13
Y3
X
5
12
Y1
X0
6
11
EN
X3
7
10
Vee
S0
9
VSS8S1
74HC4052
U422
1
16
Y0
VDD
2
15
Y2
X2
3
14
Y
X1
4
13
Y3
X
5
12
Y1
X0
6
11
EN
X3
7
10
Vee
S0
9
VSS8S1
74HC4052
U423
74HC4052
1
16
Y0
VDD
2
15
Y2
X2
3
14
Y
X1
4
13
Y3
X
5
12
Y1
X0
6
11
EN
X3
7
10
Vee
S0
9
VSS8S1
20K
R415
2K
7
R631
C431
10K
223
Z_AMP
DGND
Nd
Nd
BI_AMP
G_S1
G_S0
16
R541
R542
R543
R544 20K
-4V7
C438
220u/16V
BSR
C442
220u/16V
BSL
R551 6K8
R552 3k3
R553 22K
R554 20K
-4V7
C446
220u/16V
SR
C450
220u/16V
SL
C454
220u/16V
CEN
C424
104
220u/16V
C458
220u/16V
FR
C462
220u/16V
FL
SUB
C433
R632
20K
+12V
-12V
L_S1
L_S0
123456789101112131415
P406A
FROM MAIN BOARD P 406A
R561 6K8
R562 3k3
R563 22K
R564
-4V7
R571
R572 3k3
R573 22K
R574 20K
-4V7
1K5
R581
R583
3K9
AGND
R623
10K
C680
100u/50V
TO GND
C549
+4V7
104
R545 6K8
R546 20K
22K
R547
R548 3k3
G_S0
R549 1K
G_S1
1K
R550
C554
104
+4V7
R555 6K8
R556
20K
R557
22K
R558
3k3
G_S0
R559 1K
G_S1
1K
R560
C558
+4V7
104
R565
6K8
R566
20K
R567
22K
R568
3k3
G_S0
1K
R569
G_S1
R570
1K
C562
+4V7
104
R575
6K8
R576
20K
R577
22K
R578
3k3
G_S0
R579 1K
G_S1
R580 1K
C432
104
R416
22K
C499
U408B
NE5532
5
470u/16V
7
6
R424
5K1
2
3
R425
3K9
R428
5K1
6
5
R429
3K9
R432
5K1
2
3
R433
3K9
R436
5K1
6
5
R437
3K9
R440
5K1
2
3
R441
3K9
R444
5K1
2
3
R445
3K9
R450 20K
C465 47p
R448
5K1
6
5
R449
3K9
U403
1
by
2
bx
R418
3
cy
1K
4
c_o
5
cx
6
INH
7
VEE
VSS8C
74HC4053
-4V7
C434
104
R426 20K
47p
C441
U406A
NE5532
C440
104
R430 20K
C445 47p
U406B
NE5532
C444
104
R434 20K
47p
C449
U407A
NE5532
C448
104
R438 20K
C453 47p
U407B
NE5532
C452
104
R442
20K
C457
47p
U409A
NE5532
C456
104
R446 20K C471 220p
C461
47p
NE5532
C460
104
U412B
NE5532
C464
104
VCC
b_o
a_o
ay
ax
A
B
R427
4K7
1
R624
10K
R453
0
R431
4K7
7
R625
10K
R456
0
R435
4K7
1
R626
10K
R459
0
R439
7
4K7
R627
10K
R462
0
R443
4K7
1
R628
10K
R465
0
R447
1
4K7
U412A
R629
10K
R468
0
R451
4K7
7
R630
10K
R471
0
C435
+4V7
104
16
15
14
13
12
11
10
9
R419
R420 4K7
1
4K7
2
R421
3
1K
4
5
6
7
C436
104
2
3
6
5
2
3
6
5
2
3
2
3
6
5
U404
by
bx
cy
c_o
cx
INH
VEE
VSS8C
C466
R452 4K7
C467 220p
R455 4K7
C468 220p
R458 4K7
C469
R461 4K7
C470
R464
R467
C472 220p
R472
74HC4053
P105B
P101B
TO AMP1 BOARD P104A1
TO AMP1 BOARD P 106A
1234567
8
12345
6
AMP GND
AMP GND
AMP GND
AMP GND
AMP GND
AMP GND
AMP GND
BSL
220p
1
U410A
NE5532
R454
0
7
U410B
NE5532
R457
0
1
U411A
NE5532
R460
0
220p
7
U411B
NE5532
R463
0
220p
4K7
1
U408A
NE5532
R466
0
4K7
1
U413A
NE5532
R469
0
R470
4K7
7
U413B
NE5532
0
C437
104
16
VCC
R422
15
b_o
4K7
14
a_o
R423
4K7
13
ay
12
ax
11
A
10
B
9
CON
CSLFRSRBSR
FL
C473
R474 4K3
R473
4K7
2
3
C476 33P
R481 4K3
R480
4K7
6
5
C479 33P
R488 4K3
R487
4K7
2
3
C482 33P
R495 4K3
R494
4K7
6
5
C485 33P
R502 4K3
R501
4K7
2
3
C488 33P
R509 4K3
R508
4K7
2
3
C491
R516
R515
4K7
6
5
C494 33P
R523 7K5
R522
4K7
6
5
R599
3K9
C567
33p
A & R cambridge ltd
MODEL: AVR300
MULTI SCH
DWN.BY: SZ Lin
APP.BY:
1110987654321
33P
U414A
NE5532
BSMU
U414B
NE5532
BSMU
U415A
NE5532
SMU
U415B
NE5532
SMU
U417A
NE5532
CMU
U416A
NE5532
FMU
33P
4K3
U416B
NE5532
FMU
C474
R475
220u/16V
220
1
B
Q401
1241
C477
R482
220u/16V
220
7
B
Q403
1241
C480
R489
220u/16V
220
1
B
Q405
1241
C483
R496
220u/16V
220
7
B
Q407
1241
C486
R503
220u/16V
220
1
B
Q409
1241
C489
R510
220u/16V
220
1
B
Q411
1241
C492
R517
220u/16V
220
7
B
Q413
1241
C495
220u/16V
7
U417B
NE5532
SUBMU
Q415
1241
SHEET 2 OF 13
ISSUE: M1
DATE: 06/APR/2004
DATE:
12
D
VA403E
R476
R613
BSR_OUT
220
100
C
C
B
C475
R477
Q402
221
100K
1241
E
E
VA403F
R483
R614
BSL_OUT
220
100
C
C
B
Q404
C478
R484
221
100K
1241
E
E
VA403C
R490
R615
SR_OUT
220
100
C
C
B
Q406
C481
R491
C
221
100K
1241
E
E
VA403D
R497
R616
SL_OUT
220
100
C
C
B
Q408
C484
R498
221
100K
1241
E
E
VA404A
R617
R504
CEN_OUT
220
100
C
C
B
Q410
C487
R505
221
100K
1241
E
E
VA403A
R511
R618
FR_OUT
220
100
C
C
B
Q412
C490
R512
1241
221
E
C
E
R524
220
B
100K
E
B
VA403B
R518
R619
FL_OUT
220
100
C
B
C493
R519
Q414
100K
221
1241
E
VA404B
R525
R620
SUB_OUT
220
100
C
C
B
Q416
C496
R526
221
100K
1241
E
E
A
Page 4
D
C
B
A
VA301A
DVD_L
VA301B
DVD_R
VA301C
SAT_L
VA301D
SAT_R
VA301E
AV_L
VA301F
AV_R
VA302A
PVR_L
VA302B
PVR_R
VA302E
VCR_L
VA302F
VCR_R
VA303C
ZONE2_OL
VA303D
ZONE2_OR
VA302C
PVR_OL
VA302D
PVR_OR
VA303A
VCR_OL
VA303B
VCR_OR
321
DVD_R
DVD_L
SAT_R
SAT_L
AV_R
AV_L
PVR_R
PVR_L
VCR_R
VCR_L
R3001
220
R3002
220
C3001
221
R3005
220
R3006
220
C3003
221
R3009
220
R3010
220
C3005
221
R3013
220
R3014
220
C3007
221
R3017
220
R3018
220
C3009
221
R3021
300R
Q3003
1241
R3024
C3012
100K
221
R3022
R3023
C3011
100K
221
R3029
100
R3030
100
R3035
100
R3036
100
300R
Q3004
1241
R3032
C3014
100K
221
R3031
C3013
221
100K
R3038
C3016
100K
221
R3037
C3015
100K
221
1 2 3 4
D3010
1N4148
D3011
1N4148
1N4148
1N4148
D3014
1N4148
D3015
1N4148
D3016
1N4148
D3017
1N4148
Q3001
1241
D3012
D3013
R3004
C3002
221
100K
R3003
100K
C3004
R3008
221
100K
R3007
100K
R3012
C3006
221
100K
R3011
100K
R3016
C3008
100K
221
R3015
100K
C3010
R3020
221
100K
R3019
100K
U3005A
NE5532
3
1
R3025
300R
A_MU
R3026
300R
Q3002
1241
2
R3096
20K
Z_L
Z_R
U3005B
5
NE5532
7
6
R3098
R3099
10K
20K
74HC4053
U3003
1
by
2
bx
3
cy
4
c_o
5
cx
6
INH
7
VEE
VSS8C
1
by
2
bx
3
cy
4
c_o
5
cx
6
INH
7
VEE
VSS8C
U3004 74HC4053
+12V
-12V
1
2
3
4
5
6
7
CD_R
8
TUN_R
9
TAPE_I_R TAPE_I_L
10
11
12
13
R3092
47K
R3095 24K R3094
U3008B
6
NE5532
7
5
R3093 24K
2
1
3
U3008A
NE5532
C3039
10u/16V
R3097
10K
C3040
10u/16V
16
VCC
15
b_o
14
a_o
13
ay
12
ax
11
A
10
B
9
16
VCC
15
b_o
14
a_o
13
ay
12
ax
11
A
10
B
9
VCRM
TAPE_O_L
TAPE_O_R
PVRM
U3001
VSS
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
GND
CK14DATA
TC9273-001
1
IN1
2
OUT1
3
GND
DATA4CLK
C3019
10u/16V
M62429FP
U3002
28
VDD
27
S1
26
S2
25
S3
24
S4
23
S5
22
S6
21
S7
20
S8
19
S9
18
S10
17
S11
16
STB
15
47K
8
IN2
7
OUT2
6
VCC
5
C3022
10u/16V
C3021
10u/16V
+12V
TAPE_I_R
TAPE_I_L
TC9273-001
CL3
TC9273-010
1234567891011
P301A
TO MA IN BOARD P301A
C3020
10u/16V
5V1
Z3001
4V7
Z3002
4V7
CD_L
+50VTUN_L
TC9273-001
DA5
CL3
CL2
DA5
Z3003
10u/16V
C3041
R3041
330
R3042
330
R3063
470 1/4W
R3101
220
DVD_L
R3102
220
DVD_R
C3101
221
R3105
220
SAT_L
R3106
220
SAT_R
C3103
221
R3109
220
AV_L
R3110
220
AV_R
C3105
221
R3113
220
PVR_L
R3114
220
PVR_R
C3107
221
R3117
220
VCR_L
R3118
220
VCR_R
C3109
221
84
U3007C
NE5532
C3024
84
U3005C
10u/16V
NE5532
C3023
10u/16V
-12V
DA5
TUN_R
CL2
TUN_L
PVRM
CD_R
VCRM
CD_L
12
R3104
C3102
221
100K
R3103
100K
C3104
R3108
221
100K
R3107
100K
C3106
R3112
221
100K
R3111
100K
R3116
C3108
100K
221
R3115
100k
C3110
R3120
221
100K
R3119
100K
C3042
84
104
U3009C
NF
C3043
104
U3008C
84
84
U3010C
NE5532
NE5532
TUN_R
TUN_L
CD_R
CD_L
1234567891011
P302A
TO MA IN BOARD P302A
+12V
U3006
1
-12V
2
3
4
5
6
7
CD_R
8
TUN_R
9
10
11
TAPE_I_R TAPE_I_L
12
13
R3184
1M0 MF
6
5
U3007B
NE5532
R3186
0R0 0805
Not Fitted
2
+12V
C3044
C3135
NF
10u/16V
C3045
C3136
NF
10u/16V
-12V
C3052
C3054
104
104
C3051
C3053
104
104
TAPE_O_L
TAPE_O_R
12
3
U3007A
NE5532
+12V
C3047
104
C3046
104
-12V
A & R cambridge ltd
MODEL: AVR300
A_MU
AUDIO SCH
DWN.BY: SZ Lin
VSS
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
GND
CK14DATA
TC9273-010
7
1
R3082
1M0 MF
VDD
R3185
0R0 0805
Not Fitted
S10
S11
STB
R3188
0 ohm
R3081
1M0 MF
28
27
S1
26
S2
25
S3
24
S4
23
S5
22
S6
21
S7
20
S8
19
S9
18
17
16
15
R3190
0 ohm
APP.BY:
TC9273-010
C3049
NF
R3189
0 ohm
6
5
U3009B
NE5532
C3050 NF
R3191
0 ohm
U3009A
NE5532
2
3
U3010B
NE5532
6
5
2
3
U3010A
NE5532
4
CD_L
TUN_L
DA5CL3
R3183
1M0 MF
7
C3138
220u/10V
Z_L
Z_R
Analog_L
Analog_R
C3137
220u/10V
1
R3080
100R
7
TAPE_O_R
R3079
100R
1
TAPE_O_L
SHEET 3 OF 13
ISSUE: M1
DATE:06/APR/2004
P404B
12
11
10
9
8
7
6
5
4
3
2
1
TO MUTI BOARD P404A
D
C
B
A
Page 5
C869
2.2u/50V
C868
SV805A
VCR2 IN
D
SV804A
VCR1IN
C
SV803A
AV IN
C
SV802A
SAT IN
C
SV801A
DVD IN
GND
C
VA805B
VCR2_IN
GND
VA804B
VCR1_IN
GND
VA803B
AV_IN
B
GND
VA802B
SAT_IN
GND
VA801B
DVD_IN
GND
ZV5
V_DIRE
A
Yout2V
ZV4
V_MU
-5V
+5V
GND
123456789
P801A PIN10
TO C_VIDEO BOARD
1 2 3 4 5 6 7 8 9 10 11 12
2.2u/50V
R87282R873
82
C867
2.2u/50V
C866
2.2u/50V
YYCC
R87082R871
82
GND
C865
2.2u/50V
C864
2.2u/50V
Y
R86882R869
82
C863
2.2u/50V
C862
2.2u/50V
Y
R866
R867
82
82
C861
2.2u/50V
C860
2.2u/50V
Y
R86482R865
82
+5V
C890
C947
103
47u/16V
C880
2.2u/50V
GND
C902
2.2u/50V
R878
82
R877
82
R876
82
R875
82
R874
82
C881
2.2u/50V
C903
2.2u/50V
C882
2.2u/50V
C904
2.2u/50V
C883
2.2u/50V
C905
2.2u/50V
C884
2.2u/50V
C906
2.2u/50V
R842
75
C848
223
GND
YUVDET
10
CT_A
CT_B
CT_C
CT_D
CT_E
+5V
C891
C948
103
2.2u/50V
GND
+5V
R843
R849
75
D807
0
1N4148
Q812
D808
A933
1N4148
C850
R848
2.2u/50V
33K
R839
2K2
GND
U808
1
16
Mout
IN1
2
15
GND
CTLA
GND
3
IN5
Vout1
4
GND
Vcc
GND
5
IN4
IN2
6
CTLE
CTLB
7
IN3
Vout2
CTLD8CTLC
BA7625
CT_D
CT_E
U809
1
Mout
IN1
2
GND
CTLA
GND
3
IN5
Vout1
4
GND
Vcc
GND
5
IN4
IN2
6
CTLE
CTLB
7
IN3
Vout2
CTLD8CTLC
BA7625
U815
1
G
2
GND
3
4
VCC
BA7623F
U812 BA7625
1
16
Mout
IN1
2
15
GND
CTLA
GND
3
14
IN5
Vout1
4
13
GND
Vcc
GND
5
12
IN4
IN2
6
11
CTLE
CTLB
7
10
IN3
Vout2
9
CTLD8CTLC
U818
1
16
Mout
IN1
2
15
GND
CTLA
ZV1
ZV2
3
14
IN5
Vout1
4
13
GND
Vcc
GND
5
12
IN4
IN2
6
11
CTLE
CTLB
7
10
IN3
Vout2
9
CTLD8CTLC
GNDGND
BA7625
R850
10K
C849
2u2/16V
C851
223
YUV IN H/Other L
Q813
A933
D811
1N4148
D810
1N4148
R9016
7K5
Q9012
D1468
Q9013
C114
CT_A
14
13
12
11
10
9
16
15
14
13
12
11
10
9
R935
75
8
R934
75
7
6
C935
R933
470u/10V
75
5
C909
103
GND
U817
1
G
2
GND
3
4
VCC
BA7623F
Z2UV
GND
ZV3
YUVDET
SYC2V
R9012
12K
R9015
7K5
RGB-8V
V_DIRE
R9014
15K
GND
L804
+5V
+5V
100uH
C893
C898
C827
103
47u/16V
1000u/6.3V
GND
CT_B
CT_C
CT_A
C896
103
CT_B
CT_C
CT_D
CT_E
+5V
8
7
6
5
C944
103
C842
AGND
CVBS1V
L802
+5V
100uH
C829
10u/16V
+5V
L805
+5V
100uH
C897
47u/16V
C828
10u/16V
GND
SYC2V
YCMIX
C943
47u/16V
C878
R921
470u/10V
75
R922
75
+5V
GND
C908
47u/16V
GND
+5V
R84075R841
D802
1N4148
Q809
D803
A933
1N4148
223
C844
R838
33K
2.2u/50V
R937
2K2
GND
U814
BA7623F
C927
8
1
G
2
GND
3
4
L803
100uH
C821
WIMA
103
U805
1
BIAS
C822
2
VRT
C823
103
WIMA
103
3
VDD1
C824
4
TESTI1
WIMA
103
5
VSS2
C830
103
WIMA
6
VRB
R863
C825
150
7
YCIN
0.47u/50V
8
TEST
9
KILLER
10
TESTI2
AGND
11
VDD3
C833
103
12
TEST2
13
VDD2
DGND
TESTI314SCL
C831
103
DGND
TC90A69
DGND
C853
2.2u/50V
C852
2.2u/50V
C838
470u/16V
+5V
R949
10K
SDET
R914
+5V
1K
R909
YUVDET
10K
R811
RGB_8V
7K5
SDET
4K7
C845
10u/16V
Q810
A933
V-MU form MCU
C843
223
VCC
TESTOUT
MODE1
GND_1GND
VB1
COUT
VSS1
YOUT
VB2
PD
FIL
VSS4
VDD4
FSC
SDA
GND
GND
GND
7
6
5
00
01
11
R846
3K
R9011
R907
10u/16V
C928
470u/10V
C913
103
GND
C840
28
103
WIMA
27
26
25
24
C837
681
23
22
R831 330
21
20
19
Fsc
18
17
16
O_SD
15
O_CL
CTLBCTLA VIDEO OUT
C900
47u/16V
U801
16
IN1
15
CTLA
14
Vout1
13
Vcc
12
IN2
11
CTLB
10
Vout2
9
BA7625
Q823
C114
Q822
C114
Q910
D1468
NF
10K
R924
+5V
C836
WIMA
103
WIMA
C835
103
YUV (IN1)
S_VIDEO (IN3)
VIDEO (IN4)
+5V
GND
Mout
GND
IN5
GND
IN4
CTLE
IN3
CTLD8CTLC
+5V
R845
1K
Q837
C114
GND
75
R923
75
R92575R926
L813
+10V
75
100uH
C826
GND GND
C834
WIMA
103
AGND
C920
L806
100u/16V
100uH
C892
103
1
2
R837
3
150R
4
C854
2.2u/50V
5
6
7
GNDGND
Q824
C114
GND
R910
10K
Q838
C114
GND
100u/16V
Q830
C1740
R835
820R
C917
R834
22pF
820R
L812
AGND
+10V
100uH
C930
Q829
100u/16V
C1740
R904
+5V
820R
C915
22pF
R903
820R
AGND
CT_B
+9V
R915
1K
V_MUTE
Q839
C114
SDET
YUVDET
GND
R836
C940
L809
GND
27uH
C916
12pF
L808
GND
27uH
C914
12pF
C805
22P
O_CS
O_DATA
O_CLK
DGND
R988
R989
100R
R830
3K9
R902
Q832
12K
103
C901
1K
R801
560R
C921
Q831
103
C1740
R895
G
R833
6.8K
R896
12K
R829
6.8K
L816
100uH
R809
1K
R802
R803
R804
R805
R806
R807
R808
L817
27uH
U816
VCC
-5V
RGB from MCU
PAL-DET
V_DIRE
ZV5
ZV4
ZV3
ZV2
+5V
1K2
R901
560R
R900
560R
Q825
A933
Q828
C1740
RV801
2K
R894
560
R899
560R
+5V
C810
100u/16V
U810
1
VSS
2
X1_IN
X801
14.318M
3
X1_OUT
4
HSYNC
5
X2_IN
X802
17.734M
6
X2_OUT
7
VSYINC
1K
8
CS
1K
9
SIN
1K
10
SCLK
1K
11
SECAM
1K
12
525
1K
13
N/P
1K
14
3.58
RST15CV_OUT
C809
LC74763A
1u/50V
R987
270R
C846
22p
AGNDAGNDAGND
8
7
Yout2V
6
C929
470u/10V
5
+5V
C912
103
GND
16
P803
P16
R832
1.2K
103
C899
47u/16V
R828
1.2K
C80122P
C80222P
C80322P
C80422P
C80647P
C80747P
C80847P
CT_D
CT_E
CT_A
CT_C
AGND
C847
22p
1
2
GND
3
4
BA7623F
L807
100uH
1K
AGNDAGND
R898
A933
220R 1/4W
C875
R940
10u/16V
33
Q833
C1740
R891
R905
1.2K
820R
Q826
C1740
R890
R889
1.2K
820R
C887
103
GND
30
VDD
29
SYNCDET
28
VCO_O
27
VCO_I
26
FC
25
AMP_O
24
AMT
23
PD_OUT
22
VSS
21
SEPC
20
SYNC
19
CVCR
18
CV_IN
17
VDD2
16
1
U823A
TK15420
R861
2K
R862
1K
R929
0
R928
75
R883
75
C932
1000u
10V
R941
L801 2.2uH
3
2
R856
75
Q834
A933
AGND
C858
2.2u/50V
R897
C857
220R 1/4W
2.2u/50V
C924
R938
470u/10V
75
R939
75
Q827
A933
AGND
D801
C818
R821
0.47u/50V
1N4148
2K7
R820
47K
SYN
C819 30P
C817 22P
L819 3.9uH
C815
C820
682
R858
10K
R819
1K
AGND
R814
220
Q843
1468
R9013
4K7
C856
2.2u/50V
C855
2.2u/50V
AGND
C816
223
AGND
+5V
Q801
C1740
R9161KR919
R810
100K
GND
V_DIRE
R851
33
GND GND
O_DATA
O_CLK
O_CS
+9V
10
R818
120
R817
1u/50V
6K8
R816
1K5
C813
1200P
C812
0.47u/50V
+5V
AGND
C814
474
AGND
C886
47P
AGND
R860
4K7
560
+5V
L810
100uH
GND
123456789101112131415
GND
R813
4K7
3K3
C811
100u/16V
C937
103
16
15
14
13
12
11
10
9
L811
100uH
P802
P10
U804
16
15
14
13
12
11
10
9
BA7625
+5V
C945
47u/16V
GND
Mout
IN1
GND
CTLA
Vout1
GND
Vcc
IN2
CTLE
CTLB
Vout2
CTLD8CTLC
U803
BA7625
+5V
C938
C946
103
47u/16V
GND
1
Mout
IN1
2
GND
CTLA
3
IN5
Vout1
4
GND
Vcc
5
IN4
IN2
6
CTLE
CTLB
7
IN3
Vout2
CTLD8CTLC
GNDGND
V_DIRE
SDET
Prog-det
C925
103
PAL-DET
+5V
GND
-5V
CTLA VIDEO OUT
CTLE
0
0
VIDEO(OSD) (IN3)
0
VIDEO DIRECT (IN4)
1
1
0
S-VIDEO to VIDEO (IN5)
1
2
3
IN5
4
5
IN4
6
7
IN3
SDET
Prog-DETZV1
V_MUTE
123456789
GND
R893
100R
R892
100R
R815
820K
AGNDAGND
GND
C894
103
GND
U807
4
VCC
3
2
1
G
GND
BA7623F
CTLECTLA S_VIDEO OUT
0011S_VIDEO DIRECT (IN1,IN4)
SCMAIN2VU
C923
2.2u/50V
C859
2.2u/50V
R9010
100
C895
104
C885
104
GND
SYMAIN2VU
U806
BA7623F
1
G
2
GND
3
+5V
4
+5V
C941
47u/16V
Z2VU
GND
+5V
R917
1K
R912
Q835
10K
C114
NAND
R911
10K
Q836
C114
GND
+5V
U802
1
8
CS OP
Vcc
2
7
C VID IP
OE OP
3
6
VS OP
Rset
5
GND4BURST OP
LM1881
84
U823C
TK15420
C933
470u/10V
U811
8
1
G
2
7
3
6
4
5
VCC
BA7623F
+5V
C911
103
GND
A & R cambridge ltd
MODEL: AVR300
OSD SCH
DWN.BY: BQ yang
APP.BY:
+5V
5
6
7
8
S_VIDEO OSD (IN2,IN5)
VCC
C910
GND
R930
75
V-MU
1110987654321
8
7
6
5
103
C939
103
R918
680K
GNDGND
R931
75
GND
R824
75
R825
75
R826
75
R827
75
Q805
D1468
R8873KR888
GND
R852
3K
GND
Q803
D1468
C922
103
CVBS1V
R884
3K
R913
3K
GND
R932
75
R881
75
SHEET 4 OF 13
ISSUE: M1
DATE:06/APR/2004
DATE:
12
C873
10u/16V
SV807A
VCR2 OUT
C872
470u/10V
C871
10u/16V
C870
470u/10V
R822
75
3K
R823
75
R879
75
Q806
D1468
C
Y
SV806A
VCR1 OUT
C
Y
D
GND
Q804
D1468
C874
470u/10V
GND
C876
10u/16V
C
Y
R886
3K
GND
Q802
D1468
V-MU
SV808A
MONITOR
GND
C
P801
1
2
GND
ZONE2_O
B
12K
-5V
R8014
12K
R8015
C877
VA808B
MON
1000u/10V
GND
Q821
D1468
GND
VA807B
VCR2_OUT
C934
470u/10V
GND
VA806B
VCR1_OUT
C879
470u/10V
GND
A
Page 6
7654321
8
D
U821 BA7623F
1
G
GND
SCMAIN2VU
SYMAIN2VU
C
+9V
C983
47uF/16V
B
AGND
+5V
L814
100uH
C992
47uF/16V
AGND
A
1 2 3 4 5 6 7 8
2
3
4
VCC
+5V
C955
47u/16V
GND
RGB from MCU
H
RGB
SYNC-OFF
SYNC-ON
L
Other
AGND
C980
C984
10nF
C985
100nF
AGND
R975
1k
AGND
C988
10uF/16V
AGND
C993
10nF
AGND
R974
10k
AGND
AGND
C987
100nF
WIMA
C989
100nF
C990
470nF
470nF
C991
8
7
6
5
C979
100nF
100nF
C986
100nF
AGND
C957 10u/16V
470u/10V
C958
C956
103
R972
1K
Q9011
C114
1
R_Y Clamp Det.
2
R-Y to CCD
3
B-Y to CCD
4
R-Y AGC Det.
5
VCC
6
Filter Adj.
7
S.C.P In
8
B-Y AGC Det.
9
PLL Det.
10
Clock
11
Clock In
12
VSS
13
Vin1
14
VDD
15
Vin2
R960
75
R962
75
R963
R961
75
75
GND
GND
SYNC SEP FILTER
+9V
AFC FILTER
R965
C967
30K
2.2u/50V
R967
C961
GND
R-Y/R1V
B-Y/B1V
3K
0.22u/50V
C968
22nF
GND
R969
5.1K
R970
8.2K
+9V
C969
1000u/16V
GND
Y/G1V
6
5
4
3
2
1
GND
P803B
PIN6
+5V
+9V
R9018
1K
Q9014
GND
U822
R-Y Out
B-Y Out
B-Y Clamp Det.
MODE SW2
MODE SW1
B-Y from CCD
R-Y from CCD
TA8772AN
C114
GND
RYout
30
BYout
29
C981 100nF
28
GND
RY/Cr
27
R-Y In
C919
100nF
BY/Cb
26
B-Y In
C918
100nF
25
24
C998 470nF
23
C997
22
21
GND
AGND
C996
20
Vgg
AGND
1uF/16V
19
Vout1
18
Vob1
C994
17
Vob2
Vout2
AGND
1uF/16V
16
1uF/16V
1N4148
D805
RGB_8V
+9V
R981
270k
R980
47K
R983
30K
R979
10K
R982
Q842
27K
R978
1k
470nF
+5V
Q841
C1740
C995
AGND
R977
1k
AGND
+5V
Q840
C1740
R976
1k
AGND
A933
R984
100K
AGND
AGND
X803
U813
4.433619MHz
1
X804
3.57954MHz
WIMA
2.2uF/50V
XTAL 1
C999
2
XTAL 2
3
XTAL 3
4
APC Filter
5
C GND
AGND
6
CHROMA input
C966
7
V-SEP
8
Sync input
R966
3K3
9
Sync output
10
AFC Filter
11
SYNC GND
R968
AGND
330R
12
32 fH VCO
13
VP outpu t
14
HD output
15
SCP output
16
Dig GND
DGND
17
CP / HP input
18
SYNC VCC
19
SW VCC
20
Y/G output
R986
NF
21
B-Y/B output
22
R-Y/R output
R971
23
ADRS SW
1K
24
SW GND
DGND
TA1270BF
C959
12pF
DGND
C960
12pF
DGND
C963
0.01uF
C962
2200pF
+9V
C964
100nF
WIMA
DGND
X805
B503F30
D804
1N4148
C970
10nF
R-Y/Cr Output
B-Y/Cb output
SECAM CONT
1HDL CONT
fsc output
UV/CbCr SW
DAC VCC
DAC TEST
R-Y1 input
B-Y1 input
I2C GND
R-Y2 input
B-Y2 input
Y output
Y1 Input
Y2 input
RY/Cr
48
BY/Cb
47
46
45
44
43
42
C VCC
41
40
Y input
39
DAC1
38
DAC2
37
36
GND
GND
35
34
SDA
33
SCL
32
Ys
31
100nF
30
29
28
DGND
27
26
25
C839
100u/16V
L815
C978
10nF
C976
C974
100nF
C973 104
C972 104
C971 104
100uH
C977
1000u/16V
GND
C965
100nF
O_SD
O_CL
R973
1K
RGB _8V
RYout
WIMA
BYout
C975
WIMA
100nF
WIMA
R946
100
R945
100
L818
27uH
R990
510R
+5V
10u/16V
10u/16V
15p
R991
C8002
C943
10p
33p
1K5
AGND
-5V
C954
47u/16V
GND
C951
22u/16V
R947
220R
-5V
C907
47u/16V
R953
10K
AGND
C950
C949
R993
103
2K
R992
820
4
3
2
1
8
7
6
5
R959
100
R957
R958
470
10K
AGND
R955
R954
300
300
4
3
2
1
8
7
6
5
R951
300
R950
R948
300
10K
AGND
C8003
C8001
TK15420M
U819
TK15420M
RV805
R952
C832
10nF
R994
10R
U820
+5V
C953
47u/16V
AGND
RV803
2K
R985
1K
R956
1K
RV804
1K
+5V
C952
47u/16V
AGND
1K
1K
Fsc
TO U805 PIN19
R944
75
Y/G1V
R943
150
B-Y/B1V
R942
150
R-Y/R1V
A & R cambridge ltd
MODEL: AVR300
S-HQ VIDEO SCH
DWN.BY: BQ Yang
APP.BY:
SHEET 5 OF 13
ISSUE: M1
DATE: 06/APR/2004
DATE:
D
C
B
A
Page 7
321
4
D
C
B
A
M201E
Y
M201A
Cr/Pr
M201C
Cb/Pb
M202E
Y
M202A
Cr/Pr
VIDEO3 VIDEO OUT
M202C
Cb/Pb
M201F
Y
M201B
Cr/Pr
VIDEO2
M201D
Cb/Pb
M202F
Y
M202B
Cr/Pr
VIDEO1
M202D
Cb/Pb
R299
75
U204
1
2
3
4
5
6
7
R280
4K7
R279
18K
LT1675
RED1
GREEN1
RED_O
BLUE1
GREEN_O
GND
BLUE_O
GND
RED2
GREEN2
SELECT
BLUE28EN
C_VIN
ZV5
+5V
ZV4
C_VIN
ZV5
16
+V
15
14
13
12
-V
11
-V
10
YUV-DET-U204
9
V_MU
SELECT
0
1
+5V
C298
C292
103
10u/16V
-5V
C297
C291
10u/16V
103
+5V
C295
C289
10u/16V
103
-5V
C296
C290
10u/16V
103
C283
10u/16V
103
C285
10u/16V
103
S-VIDEO to YUV
C299
C_VO
470U/16V
V_MU
C_VIN
-5V
+5V
+5V
C284
-5V
C286
OUT
YUV or RGB
R275
75
C_VIN +5V
R276
75
R277
75
+5V
123456789
P803
TO VIDEO BOARD
R274
75
-5V
C293
C287
103
10u/16V
GND
-5V
C_VIN
V_MU
ZV4
C_VO
V_DIRE
ZV5
YUVDET
10
C_VO
V_DIRE
YUVDET
1
2
3
ZV4
ZV5
U203
Vin1
GND
Vin2
-V4SELECT
LT1675-1
VOUT
+V
EN
R-Y/R1V
B-Y/B1V
Y/G1V
8
7
6
5
V_DIRE
C222
22P NPO 0805
L206
2U2H SM
C220
330P NPO 0805
VID_GND
C223
22P NPO 0805
L207 2U2H SM
C221
330P NPO 0805
VID_GND
C224
22P NPO 0805
L208 2U2H SM
C225
330P NPO 0805
VID_GND
A & R cambridge ltd
C288
103
C216
270P NPO 0805
C217
270P NPO 0805
C218
270P NPO 0805
MODEL: AVR300
R28475R28375R281
R266 75
R267 75
R268 75
R-Y/R1V
Y/G1V
B-Y/B1V
1
RED1
2
GREEN1
3
BLUE1
4
GND
5
GND
6
RED2
7
GREEN2
BLUE28EN
1
RED1
2
GREEN1
3
BLUE1
4
GND
5
GND
6
RED2
7
GREEN2
BLUE28EN
R27175R27075R269
75
R26575R26475R263
75
U201
LT1675
16
+V
15
RED_O
14
GREEN_O
13
BLUE_O
12
-V
11
-V
10
SELECT
9
Q299
C114
U202
LT1675
16
+V
15
RED_O
14
GREEN_O
13
BLUE_O
12
-V
11
-V
10
SELECT
9
R297
75
R295
75
R293
75
R292
75
R291
75
75
R290
75
R289
75
R288
75
R287
75
R286
75
HQ_VIDEO SCH
R285
75
1 2 3 4
DWN.BY: BQ Yang
APP.BY:
ZV4 ZV5 YUV OUT
1
1VIDEO3
1VIDEO20
0 0 VIDEO1
FULL-PAGE
0
12345
6
P802
TO VIDEO BOARD
C294
10u/16V
1
SHEET 6 OF 13
ISSUE: M1
DATE:06/APR/2004
DATE:
D
C
B
A
Page 8
D
C
B
REMOTE-IN(ZONE2)
A
DB201
1
6
2
7
3
8
4
9
5
RS232
GND18 GND18
JA251B
REMOTE-OU T
Tip = Signal
Ring = 0V
Sleeve = +12V
REMOTE_IN(LOCA L )
JA255B
IR INPUT
Tip = Signal
Ring = 0V
Sleeve = +12V
JA255A
Tip = Signal
Ring = 0V
Sleeve = +12V
321
R262
3K 0.25W
10K
R250
D212
IN4148
Q222
R236
100 0.25W
C114
D207
1N4148
D208
1N4148
D209
1N4148
Q209
DTC114
Q217
DTC114
2SC2229
Q210
GND18
+20V
Q257
C114
Z250
R237
3K 0.25W
Z255
6V8
Q219
DTC114
R265
10K
13V
Q5
Q6
10R/1\2W
2SC2229
Q218
GND18
R298
10u/16V
C221
10u/16V
R309
3K
R311
3K
C202
47u/16V
Z256
13V
C230
P205A
FROM KEY BOARD P205B
R246
RXE017
R260
100 0.25W
+20V
R261
IR IN
C204
47u/16V
Q3
Q6
3K 0.25W
Z251
Q211
6V8
DTC114
Q212
C114
+20V
R269
R270
100 0.25W
1K 0.25W
Z253
Q215
6V8
DTC114
Q226
C114
R238
RXE017
C228
10u/16V
3
+12V
10u/16V
GND
C229
2
GND18
Q9
Q10
84
U207C
+5V
12345
TS9721D
C222
10u/16V
C227
10u/16V
U206
78L12
1
Vin
IROUT
6
A & R cambridge ltd
MODEL: AVR300
RS232 SCH
R268
100 1W
C215
1u/50V
U204
1
C216
2
1u/50V
3
C217
4
1u/50V
5
6
D206
D203
4148
4148
D204
4148
GND18
D214
1N4148
R242
470R
R243
1K
R266
470R
R267
1K
7
C218
1u/50V
C254
10u/16V
1
2
3
4 5
OPO201
6N135
L201
BL01RN1
NF
1
2
3
4 5
OPO202
6N135
L202
BL01RN1
NF
R245
75
R244
75
C214
D205
0.1uF
4148
R286
RXE017
R240
RXE017
R241
RXE017
D213
1N4148
D215
1N4148
IR INPUT
16
C1+
VCC
15
V+
GND
14
C1-
T1OUT
13
C2+
R1IN
12
C2-
R1OUT
11
V-
T1IN
10
T2OUT
T2IN
9
R2IN8R2OUT
MAX232D
AV 000
SAT001
PVR010
TAPE011
CD 100
8
7
6
NF
8
7
6
R227
10K
GND18
D_C D_B D_A
+5V(D)
R247
2K2
+5V(D)
R271
2K2
P3.0
1
P805A
4094
2
DATA
3
CLK
4
Q1
5
Q2
6
Q5
7
Q6
GND18
1
4094
+5V
D202
4148
R306
220
GND18
R304
2K2
Z232
3V3
+5V(D)
R251
3K3
R252
1K8
+5V(D)
R276
3K3
R275
1K8
2
3
CLK
4
Q9
5
Q10
6
7
D201
4148
GND18
Q234
C114
R300
3K3
R301
1K5
GND18
C235
C234
150P
150P
R254
10K
R253
680K
2
1
3
U207A
TS972ID
C233
100N
C236
680p
C247
C246
150P
150P
R278
10K
R277
680K
2
1
3
U208A
TS972ID
C245
100N
C248
680p
C219
47u/16V
GND18
GND18
FROM MAIN BOARD P805B
+20V
RS2
RS1
4094
DATA
CLK
+12V
TC2973-010
TC2973-010
1
2
3
4
5
6
7
8
9
10
P3.1
101DVD
R249
270K
C232
100N
R248
1K
R287
NF
1K2
DGND
R273
270K
C244
100N
R272
1K
R274
NF
1K2
DGND
U205
74HC4094
STR
DA
CLK
Q1
Q2
Q3
Q4
VSS8QS
U209
74HC4094
STR
DA
CLK
Q1
Q2
Q3
Q4
VSS8QS
Q236
A114
R306
220
D210
1N4148
D211
1N4148
C220
+5V
10u/16V
16
VDD
15
O_EN
14
Q5
Q3
13
Q6
Q4
12
Q7
Q7
11
Q8
Q8
10
Q'S
9
C252
104
+5V
GND18
16
VDD
15
O_EN
14
Q5
13
Q6
12
Q7
11
Q8
10
Q'S
9
R299
1K2
Q235
C114
GND18
+5V(D)
R257
R258
3K3
22K
6
5
U207B
TS972ID
R256
R255
1.5K
470K
R289
15K
+5V(D)
R281
R282
3K3
22K
6
5
U208B
TS972ID
R280
R279
470K
1K5
GND18
Q1
Q2
TO DSP BOARD P122A
ZONE_VMUT
4
3
D_A
D_B
2
1
D_C
GND18
R302
3K3
R303
1K5
+5V(D)
R259
4K7
7
Q220
DTC114ES
+5V(D)
R283
4K7
7
Q233
C114
C253
104
DTC114ES
47u/16V
P122B
Q223
C203
47u/16V
+20V
Q208
DTC114
R310
3K
GND18
R308
3K
C201
GND18
+20V
R296
2K2
Q7
Q8
R305
2K2
Z233
3V3
GND18
Q221
C114
C237
10P
C249
10P
DWN.BY:
1 2 3 4
APP.BY:
4
GND18
GND18
JA253A
1/RGB
JA251A
2/S-VIDEO
Sleeve = 0V
JA253B
12V-TRIGGER-OUT
Tip = Main Zo ne
Ring = Zone 2
Sleeve = 0V
D
C
B
A
R263
RXED17
Q213
2SC2229
2SC2229
Q214
+5VD
C224
C223
10u/16V
10u/16V
R284
RXE017
C225
C226
10u/16V
10u/16V
R239
A949
Q230
R291
470
R294
R292
470
2K
Q228
DTC114
Q229
DTC114
84
U208C
C238
TS9721D
10u/16V
RXED17
R295
RXED17
C250
C251
104
104
GND18
C240
C239
C241
104
10u/16V
104
Z252
13V
Z254
13V
A949
Q231
R293
470
SHEET 7 OF 13
ISSUE: M1
DATE:06/APR/2004
DATE:
Page 9
CO101A
COAXIN1
D
C
B
A
DVD
CO101B
COAXIN2
CO101C
COAXIN3
D112
1N4148
OP101
DIGIN1
TAPE
OP102
DIGIN2
PVR
OP103
DIGIN3
SAT
SD_ADDR0/EXTA0
SD_ADDR1/EXTA1
SD_ADDR2/EXTA2
SD_ADDR3/EXTA3
SD_ADDR4/EXTA4
SD_ADDR5/EXTA5
SD_ADDR6/EXTA6
SD_ADDR7/EXTA7
SD_ADDR8/EXTA8
SD_ADDR9/EXTA9
SD_ADDR10/EXTA10
SD_DATA8/EX TA11
SD_DATA9/EX TA12
SD_DATA10/EXTA13
SD_DATA11/EXTA14
SD_DATA12/EXTA15
SD_DATA13/EXTA16
SD_DATA14/EXTA17
SD_DATA15/EXTA18
SD_BA/EXTA19
SD_DQM0
SD_WE#
SD_CAS#
SD_RA#
SD_CS#
SD_CLK_EN
SD_CLK
SD_DQM1
+2.5VD
R116
R114
R115
R131
R148
R149
R151
R152
R159
R160
R161
R180
R162
R167
R168
R169
R170
R171
R172
R173
R175
+3.3V
C135
.1uF
GND
C137
.1uF
+3.3V
C138
.1uF
GND
C136
.1uF
+3.3V
2V_DSP_INTERQ
2V_DSP_SCS
2V_DSP_FCS
2V_DSP_SCCLK
2V_DSP_SCDIN
2V_DSP_SCDOUT
R219
100
NV_WE#/GPIO16
NV_OE#/GPIO15
NV_CS#/GPIO14
SD_ADDR0/EXTA0
SD_ADDR1/EXTA1
SD_ADDR2/EXTA2
SD_ADDR3/EXTA3
SD_ADDR5/EXTA5
SD_ADDR6/EXTA6
SD_ADDR7/EXTA7
SD_ADDR8/EXTA8
SD_ADDR9/EXTA9
SD_ADDR10/EXTA10
SD_DATA8/EX TA11
SD_DATA9/EX TA12
SD_DATA10/EXTA13
SD_DATA11/EXTA14
SD_ADDR4/EXTA4
SD_DATA12/EXTA15
SD_DATA13/EXTA16
SD_DATA14/EXTA17
SD_DATA15/EXTA18
SD_BA/EXTA19
SD_DQM0
SD_WE#
SD_CAS#
SD_RA#
SD_CS#
SD_CLK_EN
SD_CLK
SD_DQM1
3
6
GND
2V-MRESET/
321
10K
10K
10K
10K
10K
10K
10K
10K
10K
10K
10K
10K
10K
10K
10K
10K
10K
10K
10K
10K
10K
2
1
5
4
129
141
120
121
139
130
116
115
112
105
97
96
95
29
27
24
22
19
18
14
9
89
88
84
83
48
42
C171
1uF
41
50
C162
1uF
51
58
C164
1uF
57
69
C163
1uF
70
3
135
142
136
140
16
15
6
4
7
144
30
31
32
73
74
75
76
66
65
63
62
60
72
56
55
54
53
67
52
49
47
46
71
39
33
78
77
68
64
61
59
45
EXTA0
EXTA1
20
U101
CS494003
/CS,GPIO9
HINBSY,GPIO8
/WR,/DS,GPIO10
/RD,R/W.GPIO11
A1,GPIO1 2
A0,GPIO1 3
HDATA0,GPIO0
HDATA1,GPIO1
HDATA2,GPIO2
HDATA3,GPIO3
HDATA5,GPIO5
HDATA6,GPIO6
HDATA7,GPIO7
FDAT0
FDAT1
FDAT2
FDAT3
FDAT4
FDAT5
FDAT6
FDAT7
NC1
NC2
NC3
NC4
NC5
VDDSD4
VSSSD4
VSSSD3
VDDSD3
VDDSD2
VSSSD2
VSSSD1
VDDSD1
/INTREQ,/ABOOT
/SCS
SCCLK
SCDIN
SCDOUT,SCDIO
/FINTREQ
/FCS
FAO,FSCCLK
FA1,FSCDIN
FHS2,FSCDIO,FSCDO UT
/RESET
/NV_WE#,GPIO16
/NV_OE#,GPIO15
/NV_CS#,GPIO14
SD_ADDR0,EXTA0
SD_ADDR1,EXTA1
SD_ADDR2,EXTA2
SD_ADDR3,EXTA3
SD_ADDR5,EXTA5
SD_ADDR6,EXTA6
SD_ADDR7,EXTA7
SD_ADDR8,EXTA8
SD_ADDR9,EXTA9
SD_ADDR10,EXTA10
SD_DATA8, EXTA11
SD_DATA9, EXTA12
SD_DATA10,EXTA13
SD_DATA11,EXTA14
SD_ADDR4,EXTA4
SD_DATA12,EXTA15
SD_DATA13,EXTA16
SD_DATA14,EXTA17
SD_DATA15,EXTA18
SD_BA,EXTA19
SD_DQM0
/SD_WE
/SD_CAS
/SD_RAS
/SD_CS
SD_CLK_EN
SD_CLK_IN
SD_CLK_OUT
SD_DQM1
R181
10K
GND
R183
10K
GND
21
10
VSS7
VDD7
VDD6
UHS1, GPI O18
FHS1,/FRD,FR/W
UHS2,/CS_OUT,GPIO17
UHS0, GPI O18
FHSO,/FWR,FDS
HDATA4,GPIO4
LDCLKN,GPIO23
SCLKN,GPIO22
SDATA0,GP IO24
SDATA1,GP IO25
SDATA2,GP IO26
SDATA3,GP IO27
AUDATA4,GPIO28
AUDATA5,GPIO29
AUDATA6,GPIO30
AUDATA7,XMT958B,GPIO30
FSCLKN1,STCCLK2
FSDATAN1
CMPDAT, FSDATAN2
CMPREQ,FLRCLKN2
CMPCLK,FSCLKN2
AUDATA3,XMT958A
SD_DATA0, EXTD0
SD_DATA1, EXTD1
SD_DATA2, EXTD2
SD_DATA3, EXTD3
SD_DATA4, EXTD4
SD_DATA5, EXTD5
SD_DATA6, EXTD6
SD_DATA7, EXTD7
11
DBCK
DBDA
VSS6
FDBDA
FDBCK
CLKSEL
PLLVSS
GPIO 20
GPIO 21
VDD5
VDD4
VDD3
VDD2
VDD1
PLLVDD
FILT2
FILT1
XTALO
LRCLK1
CLKIN
FLRCLKN1
MCLK
SCLKO
AUDATA0
AUDATA1
AUDATA2
LRCLK0
TEST
VSS5
VSS4
VSS3
VSS2
VSS1
SCK1
26
R118 10K
25
R119 10K
23
R120 10K
R117 10K
17
28
GND
128
122
R212 3.3K
2
R213 3.3K
13
143
R214 3.3K
R215 3.3K
1
R216 3.3K
12
5
8
138
C139
.1uF
137
133
C158
.1uF
132
114
C143
.1uF
113
101
C167
.1uF
100
90
C166
.1uF
91
125
123
124
C155
68pF
GND
126
R190 10K
103
R220 10K
85
R221 10K
86
R222 10K
82
R223 10K
81
R102 10K
80
R224 10K
79
98
87
102
94
93
92
2V_12.288MHZ
127
2V_ADC_SCLK
134
2V_ADC_SDATA
131
2V_ADC_LRCLK
119
2V_SPDIF_SDOUT
118
2V_SPDIF_LRCLK
117
2V_SPDIF_SCLK
111
2V_MCLK_DSP
99
R228 33
104
R229 33
110
R230 33
109
R227 33
107
R225 33
106
R226 33
108
SD_DATA0/EX TD0
34
SD_DATA1/EX TD1
35
SD_DATA2/EX TD2
36
SD_DATA3/EX TD3
37
SD_DATA4/EX TD4
38
SD_DATA5/EX TD5
40
SD_DATA6/EX TD6
43
SD_DATA7/EX TD7
44
C154
2.2uF
R218
3K
DIG_OUT
+2.5VD
+2.5VD
C165
1uF
GND
C157
1uF
+2.5VD
C168
1uF
GND
C170
+2.5VD
1uF
+2.5VD
C169
1uF
GND
.01uF
C153
GND
+2.5VD
2V_DSP_SCLK
2V_DSP_AUDATA 0
2V_DSP_AUDAT1
2V_DSP_AUDAT2
2V_DSP_AUDAT3
2V_DSP_LRCLK
GND
+2.5VD
EXC-ML45A910U
C160
.1uF
C156
1.2nF
GND
R103
100
+3.3V
12.288M
MCLK
R177 100
R178 100
R179 100
R182 100
R208 100
R209 100
R210 100
R211 100
A & R cambridge ltd
MODEL: AVR30 0
DSP SCH
DWN. BY: SZ Lin
APP.BY:
D104
1N4148
AV
CD
1
2
3
1
2
3
C117
D105
104
1N4148
R197
75
GND
D107
1N4148
R199
75
D106
1N4148
GND
D109
1N4148
R200
75
D108
1N4148
+3.3V
GND
R123
D111
10K
1N4148
L107
10uH
1
2
3
C146
103
C140
GND
10u/16V
L106
10uH
C145
103
C141
10u/16V
GND
L105
10uH
C144
103
C142
10u/16V
GND
R133 100
R134 100
R135 100
R136 100
R137 100
R138 100
R139 100
R140 100
R141 100
R142 100
R143
R144 100
R145
R146 100
R147 100
R150 100
R153 100
R154 100
R155 100
R156 100
R157 100
R158 100
R163 100
R164 100
R165 100
R166 100
R174
R176 100
R204
680
R203
47K
GND
C121
104
+3.3V
14
C101
103
Vcc
GND
C120
104
U102
74HCU04
13
12
11
D_AV
R201
47K
10
9
8
GND
1
R193
47K
C175
104
R185
680
GND
D_CD
D110
1N4148
+5V_D
D_TAPE
R189
10K
D_PVR
R188
10K
R187
10K
GND
GND
R125
R202
680
1k
D_DVD
GND
R192
1k
GND
CDOUT
8415
R126
C113
470
103
C125
C174
R184
472
1K
GND
C124
103
R206
470
C105
R297
103
1K
103
GND
R205
1K2
C126
D_RST
104
MCLK
INT
R109
470
7
6
5
4
3
2
D_SAT
U107
KM416S1120DT
21
A0
22
A1
23
A2
24
A3
27
A4
28
A5
29
A6
30
A7
31
A8
32
A9
20
A10
39
DQ8
40
DQ9
42
DQ10
43
VDDQ
DQ11
45
VDDQ
DQ12
46
DQ13
48
DQ14
49
DQ15
19
BA
14
LD QM
15
WE
VSSQ
16
CAS
VSSQ
17
RAS
VSSQ
18
CS
VSSQ
34
CKE
VSSQ
35
CLK
VSSQ
36
UDQM
37
N.C/RFU
100
100
100
EXTA0
EXTA1
EXTA2
EXTA3
EXTA4
EXTA5
EXTA6
EXTA7
EXTA8
EXTA9
EXTA10
EXTA11
EXTA12
EXTA13
EXTA14
EXTA15
EXTA16
EXTA17
EXTA18
EXTA19
SD_DQM0_R
SD_WE#_R
SD_CAS#_R
SD_RA#_R
SD_CS#_R
SD_CLK_EN_R
SD_CLK_R
SD_DQM1_R
EXTA0
EXTA1
EXTA2
EXTA3
EXTA4
EXTA5
EXTA6
EXTA7
EXTA8
EXTA9
EXTA10
EXTA11
EXTA12
EXTA13
EXTA14
EXTA15
EXTA16
EXTA17
EXTA18
EXTA19
SD_DQM0_R
SD_WE#_R
SD_CAS#_R
SD_RA#_R
SD_CS#_R
SD_CLK_EN_R
SD_CLK_R
SD_DQM1_R
P111B
TO MAIN BOARD
9
8
7
6
5
4
3
2
D_RST
DOUT
D_DI
D_CL
INT1
INT2
1
10
16
15
14
13
12
11
GND
D_C D_B D_A
AV 000
SAT001
PVR010
TAPE011
CD 100
+5V
L101
10uH
C122
104
GND
1
SD/CD
2
AD0/CS
3
NC
EMPH
4
RXP0
5
RXN0
6
VA+
7
AGND
8
FILT
9
RST
10
RMCK
11
RERR
12
RXP1
13
RXP2
14
RXP3
GND
R110
1K
1
VDD
25
VDD
50
VSS
C151
.01uF
2
DQ0
3
DQ1
5
DQ2
6
DQ3
8
DQ4
9
DQ5
11
DQ6
12
DQ7
44
38
C148
.01uF
26
VSS
47
41
13
10
7
4
33
NC
L110
10uH
+3.3V
U103
CS8415
28
SCL/CCLK
27
AD1/CDIN
26
RXP6
25
RXP5
24
H/S
23
VD+
22
DGND
21
OMCK
20
NC
U
19
INT
18
SDOUT
R111 100
17
OLRCK
16
OSCLK
15
RXP4
R290
GND
R113
470
R122
470
+3.3V
C119
.1uF
C118
C152
.1uF
.01uF
GND
+3.3V
C110
.1uF
C106
.1uF
GND
NV_OE#/GPIO15
NV_CS#/GPIO14
NV_WE#/GPIO16
101DVD
C123
104
D_CL
D_DI
GND
12.288M
R130
33
SDOUT
8_LRC
8_SCL
GND
1K
C114
470u/10V
12
13
U108D
74ACT32
+5V_D
+3.3VD
CDOUT
8415
SCS
FCS
R121
1K
+3.3V
P110B
TO MAIN BOARD
9
8
7
6
5
4
3
2
1
INT
MCLK1
BCLK
LRCLK
DIN4
D_TAPE
D_PVR
D_SAT
D_AV
DIG_OUT
MCLK
DGND
BCLK
1
D3
2
D2
3
D1
4
D0
5
Y
6
W
7
S
8
GND
HC151
DGND
U109
10
LRC
DGND
DIN4
DIN3
DGND
+3.3V
C173
16
VCC
15
D_CD
D4
14
D_DVD
D5
13
D6
12
D7
R108
11
A
R107 1K
10
B
R106
9
C
GND
+2.5VD
R112
2K
R129
2K
1
2
3
4
5
6
7
R127
8
3K
9
10
GND
+3.3V
C104
.1uF
C107
GND
104
GND
7
INT1
DOUT
INT2
GND
MCLK1
14
GND
1N4002
VCC
C172
D101
+3.3V
104
U108E
74ACT32
2200u/25V
U104
20
Vcc
DIR
19
OE
A0
18
B0
A1
17
B1
A2
16
B2
A3
15
B3
A4
14
B4
A5
13
B5
A6
12
B6
A7
11
B7
GND
74HC245
+3.3V
C150
.01uF
C112
.1uF
+2.5VD
GND
C102
11
DGND
GND
104
GND
ZONE_VMUT
MCLK
4
2
13
12
DGND
DIN2
1K
1K
CR101
VCC
GND
12.288MHz
16
15
14
DIN1
DOUT
DGND
DOUT
DIN1
DIN2
DIN3
P122A
1
D_A
2
D_B
3
D_C
4
TO RS232
R207
2K
SCS
R196
100
D_RST
R186 100
R194 100
R195 100
2V_DSP_FINTREQ
FCS
D_CL
D_DI
12.288M
R231
33
3
OUT
1
GND
U106
+3.3V
C149
.01uF
EXTD0
EXTD1
EXTD2
EXTD3
EXTD4
EXTD5
EXTD6
EXTD7
GND
U108C
74ACT32
32
C111
.1uF
16
13
14
15
17
18
19
20
21
24
22
31
8
VCC
GND
1/00
1/01
1/02
1/03
1/04
1/05
1/06
1/07
/OE
/CE
/WE
AT29LV040A(PLCC)
12
A0
11
A1
10
EXTA2
A2
9
EXTA3
A3
8
EXTA4
A4
7
EXTA5
A5
6
EXTA6
A6
5
EXTA7
A7
27
EXTA8
A8
26
EXTA9
A9
23
EXTA10
A10
25
EXTA11
A11
4
EXTA12
A12
28
EXTA13
A13
29
EXTA14
A14
3
EXTA15
A15
2
EXTA16
A16
30
EXTA17
A17
1
EXTA18
A18
U108 A
74ACT32
U108B
74ACT32
EXTD0
EXTD1
EXTD2
EXTD3
EXTD4
EXTD5
EXTD6
EXTD7
9
11
10
1 2 3 4
4
+3.3V
+2.5VD
GND
C108
C127
1uF
.1uF
C109
C128
1uF
.1uF
C159
10u/16V
L112
Ferrite bead
1
2
L103
C161
.1uF
GND
10
11
12
C147
104
13
14
R191 1 00
EXTD0
EXTD1
EXTD2
EXTD3
EXTD4
EXTD5
EXTD6
EXTD7
L102
10uH
+2.5VD
GND
1
2
3
C116
104
GND
L113
L109
Ferrite bead
IN5
4
3
C131
104
GND
3
M101
R100
DST2
150
2
C115
222
C129
GND
R233
10
8
9
U105
74HCT04
102
7
GND
GND
6
5
4
3
2
DDOUT
SDOUT
8_LRC
8_SCL
ZONE_VMUT
P103
2PIN
1
R124
2K2
C133
10u/16V
Q102
1468
R105
75
1
2
C134
223
SCLK
DIN1
DIN2
DIN3
DIN4
LRCLK
Vcc
SHEET 8 OF 13
OP104OP2
R198
75
D
CO101D
COAXOUT
C130
103
1
C
C103
47u
16V
R235
10
R232
10
R234
10
B
R104
R101
3K
3K
Q101
1468
C132
CO102
470u/10V
VID OUT
A
ISSUE: M1
DATE:06/APR/2004
DATE:
Page 10
P105A
TO TUN BOARD J704B
16
15
14
13
12
DA_OUT
CE_PLL
CLK
DA_IN
RDS_CL
D
RDS_SI
RDS_DA
STEREO
TAPE_O_L
TAPE_O_R
TUN_R
TUN_L
C
D_RST
DOUT
D_DI
D_CL
INT1
INT2
SDET
RS1_A
YUVDET
RS2_A
P1
-V
P2
B
FMU F_MU
SMU S_MU
BSMU BS_MU
CMU C_MU
A
A_MU AMU
11
P302A
FROM AUDIO BOARD P302A
6
5
4
3
2
1
GND11
P111B
TO DSP BOARD P111B
6
5
4
3
2
1
P101B
TO KEY BOARD P101A
9
15
14
13
12
11
10
R157
-12V
1K5
Z104
5V1
GND6
R123
Q110
56K
A114
GND6
R121
Q109
56K
A114
GND6
R119
Q108
56K
A114
GND6
R117
Q107
56K
A114
GND6
R169
Q115
56K
A114
GND6
321
P402A
TO MULTI BOARD P4 02A
9
8
7
6
5
4
3
2
1
FMU
SMU
BSMU
CMU
SUBMU
MON
R143 4K7
R144 4K7
R145 4K7
R146 4K7
R181 3K3
R151 4K7
R153
R152
ZV4
ZV5
ZV3
RGB
+5VC
ZV2
ZV1
L_S1
Z_AMP
L_S0
R192 4K7
R190 4K7
R191 4K7
G_S1
RE1
RE3
RS2_A
D145
D144
1N4004
1N4004
1
C143
470u/16v
U106
LM7805
3
+5V
Vin
GND
2
1
GND
3
-5V
Vin
U110
LM7905A
R102
200
Z101
27V
U105
LM7812
GND7
3
+12V
Vin
GND
4700u/25V
2
1
U104
LM7912
104
1000u/25V
GND
3
-12V
Vin
D123
IN4004
D126
IN4004
VCR1M
VCR2M
9K/10K
V_DIRE
4K7
4K7
40
41
42
43
44
1
2
3
4
5
6
3K9
4K7
3K9
R156
R194 4K7
R193 4K7
R112
R195
D146
1N4004
C125
104
D142
D141
1
1N4004
1N4004
C145
C121
470u/16V
3300u/16V
2
C133
1000u/25V
5V1
Z103
C106
R101
100u/50V
3k
D105
IN4004
1
C101
D103
IN4004
C102
D101
IN4004
2
R184
0.22/1W
IN4004
D124
D125
IN4004
16
15
14
13
12
11
10
DI
CL
CE
CLK
DGND
W_RST
DATA
8770
GND6
W_RST
T_IR
T_IL
39
38
37
36
35
34
33
32
NC
P0.4
P0.5
P0.6
P0.7
P0.3
P0.2
P0.1
P0.0
VCC
NC
P1.0
P1.1
P1.2
P1.3
P1.4
GND8
1N4004
IN4004
IN4004
IN4004
ALE
EAVPP
AT89C52
P3.1
NC
P3.0
RST
P1.7
P1.6
P1.5
9
8
7
14
13
12
11
10
C115
R126
10u/16V
10K
R111
3K9
GND8
D143
D109
D112
IN4004
IN4004
D110
D111
IN4004
IN4004
C129
104
R129
470
R128
470
D106
C107
47u/50V
D104
D102
R182
0.22/1W
C127
104
C128
R183
104
0.22/1W
T_O_L
Q119
A114
P803A
TO VIDEO BOARD P803
+5VB
YUVDET
SDET
ZV1
ZV2
ZV3
ZV4
ZV5
1
DOUT
DOUT
DIN1
DIN2
DIN3DIN4
8
7
6
5
C135
470u/10V
D107
1N4004
1
D108
1N4004
R109
100/1W
D120
IN4004
C142
2200u/25V
D151
1N4002
D150
1N4002
L_S0
L_S1
-12V
+12V
D147
IN4148
2
1
4
3
2
+13V
P406A
TO MULTI BOARD P406A
16
15
14
13
GND9
O_MU
7
6
5
4
3
+20V
+13V
1
CMU
FMU_1
SMU
BSMU
U111
LM7810
3
+10V
GND5
GND13
GND9
GND6
GND7
GND8
9
12
11
10
9
8
10
P803B
TO PMAIN BOARD P803A
2
1
+20V
+13V
P107
TO FAN1
2
1
+5VB
470u/16V
Vin
GND
2
GND16
C144
8
11
3
1
R103
10K/0.25W
1N4002
104
-12V
GND9
12
GND8
7
4
P108
TO FAN2
1
+20V
6
5
4
3
2
1
G_S0
G_S1
BI_AMP
T_OL
T_OR
Z_AMP
16
15
14
13
+5VA
GND5
-5V
RGB
VSYNC
V_DIRE
8
7
6
5
RE1
RE1
RE2
RE3
POWER
RE3
RE2
POWER
2
3
+5V
Vin
GND
U112
2
LM7805
+5VA
C136
1000u/6V3
L101
10uH
C137
1000u/6V3
GND5
-5V_V
D1481N4002
-27V
D149
C109
+12V
C105
104
C138
C103
100u/16V
47u/16V
C108
C139
C104
100u/16V
47u/16V
C134
220u/25V
P106A
TO TUN BOARD J703B
9
8
7
6
5
4
3
2
10
10
DGND
DIN4
TC2973-010
SUB_MU
3
R148
1K2/0.25W
Q123
C114
11
9
8
DGND
GND6
CLK
DATA
4094
+12VD
GND12
12
+5V6
Q118
1241
TC9273-010
TAPE_I_L
TAPE_I_R
7
6
DIN3
DGND
U109
78M56
GND8
D119
1N4004
1N4004
CL3
TC9273
+12V
FANGND
+9V
D121
1
GND8
R168
1k
TAPE_I_L
CD_L
R172
56K
-12V
5
4
3
2
DIN1
DGND
DGND
DIN2
P104B
FROM AMP2 BOARD P104A
9
10
GND16
+20V
PORT
FAN
D127
1N4004
Vin
GND
C146
10u/50V
2
GND8
R187
4.7
A1015
Q124
9
8
7
6
5
4
3
2
10
7
8
8
7
8
7
GND8
1N4148
D1381N4148
1
GND14
T_R
T_L
T_MUTE
D152
1N4002
+12VT
SD
GND13
9
12
11
10
CD_LA_MU
GND14
CD_R
VCRM
PVRM
CL2
DA5
-12V
9
16
15
14
13
12
11
6
1N4148
1N4148
1N4148
1N4148
1N4148
1N4148
1N4148
1N4148
D133
D134
D135
D130
D136
10
5
R171
56K
R170
1K5
H_RELAY
D129
D131
D137
D132
+5V_D
GND6
INT
+3.3VD
CDOUT
8415
SCS
FCS
4
3
2
1
AC4V
+20V
SD
+5VC
AC4V
RS2
+5V
RS1
Q121
Q120
A114
C123
GND6
SUBMU
+5VC +13V
C140
100u/16V
+12VD
C149
10u/16V
1 2 3 4
CD_R
TAPE_I_R
T_O_R
R167
1K
Q117
1241
P301A
TO AUDIO BOARD P301A
5
4
3
2
1
P110B
TO DSP BOARD P110B
16
15
MCLK
MCLK1
BCLK
LRCLK
P805B
TO RS232 BOARD P805A
6
5
4
3
2
1
GND8
FMU_1
R115
56K
A114
Q106
GND6
1N4148
D140
C124
C123
1000u/10V
1000u/10V
O_MU
R147
DET
3K
C2229
Q122
10u/16V
Z105
C148
13V
GND8
12
11
10
GND11
9
8
7
6
GND9
14
13
12
11
LRC
DGND
DGND
BCLK
9
8
7
10
-12V
D139
1N4148
D122
1N4004
C147
10u/16V
Q101
C123
R188
470
P403A
TO MULTI BOARD P4 03A
9
8
7
6
5
4
3
2
1
LRC
DGND
DGND
DIN4
DGND
DGND
MCLK
BCLK
MCLK1
BCLK
LRCLK
R116
2K
AMU
MON
CON
31
30
29
U101
P2.7
P2.6
P2.5
28
PSEN
P2.4
27
P2.3
26
P2.2
25
P2.1
24
P2.0
23
NC
22
GND
21
X1
20
X2
19
P3.7
18
P3.6
P3.5
P3.4
P3.3
P3.2
17
16
15
V_MU
DMU
R140
R110
3K9
3K9
C130
104
D117
1N4148
D118
1N4148
C116
20P
1N4004
1N4004
DET
R164
2K
R149
680
D113
D114
C131
104
R163
R162
R160
2K
2K
2K
CR101
12M
GND8
C141
220u/6V3
POWER
RE2
RS1_A
H_RELAY
D116
1N4004
D115
1N4004
AC1
AC2
1
2
3
4
5
6
7
8
9
10
11
12
P120
FROM TRANSFORMER
GND6
+3.3VD
R161
2K
SUBMU
CMU
BSMU
SMU
FMU
C117
20P
C111
3.3u/16V
16
15
14
13
12
11
10
DIN1
DGND
DGND
DOUT
DIN2
DIN3
DGND
+5VC
R159
3K9
R136
3K3
R135
3K3
R134
3K3
R133
3K3
R131
3K3
R130
3K3
D_CL
D_DI
D_DO
D_RST
R166
10K
INT1
INT2
CDOUT
DA5
G_S0
CL2
R173 3K3
R174 3K3
DA6
9273
CL3
RS1
R175
R118
R176 3K3
3K9
R177 3K3
R178 3K3
+5VC
R179 3K3
P300
1
R180
2
3
TO HP_BOARD
U107
78M56
1
Vin
C110
1000u/25V
R106
470
R105
1K5
GND8
A & R cambridge ltd
MODEL: AVR300
MAIN BOARD SCH
DWN.BY: SZ Lin
APP.BY:
4
P802A
TO VIDEO BOARD P802
9
8
7
6
5
4
3
2
CON
DOUT
DIN1
DIN2
DIN3DIN4
C126
104
GND8
8770
8415
SCS
FCS
40
41
42
43
44
1
2
3
4
5
6
3K3
3K3
1N4004
3
+5V6
GND
C112
2200u/10V
2
STAND
Z102
5V1
1
+9V V_MU
O_CS
O_CLK
O_DATA
R141
1K
R142
1K
3K9
R155
3K3
R186
39
38
37
36
35
34
33
32
NC
P0.4
P0.5
P0.6
P0.7
P1.6
P1.5
8
7
10K
R154
GND6
EAVPP
P89C669FA
NC
P3.0
RST
P1.7
9
12
11
10
C118
47u/16V
U108
LM317
2
IN
ALE
P3.1
14
13
+5V_D
OUT
G
1
R107
470
P0.3
P0.2
P0.1
P0.0
VCC
NC
P1.0
P1.1
P1.2
P1.3
P1.4
R124
3K9
GND8
D128
10
GND5
PROG_DEE
U103
8
1
VCC
A0
7
2
WP
A1
6
3
SCL
A2
5
4
SDA
VSS
GND8
24C08
RS1_A
O_CS
CLK
GND8
DATA
31
P2.7
PSEN
P3.3
P3.2
15
R185
R158
30
29
3k9
U102
P2.6
P2.5
28
P2.4
27
P2.3
26
P2.2
25
P2.1
24
P2.0
23
NC
22
GND
21
X1
20
X2
19
P3.7
18
P3.6
CR102
P3.5
P3.4
20P
12M
C119
17
16
PROG_DEE
STEREO
GND8
R_CL
VSYNC
RS2
RS2_A
3K3
+5VC
PORT
PROG_B
Q113
C114
3
+3.3VD
R108
C114
220
1000u/6V3
C113
104
SHEET 9 OF 13
D
GND8
Q114
C114
PROG_A
R165
3K9
CE_PLL
C
R_DATA
R_SIG
W_RST
VSYNC
T_MU
STAND
C120
20P
Q112
C123
GND8
B
Q116
C114
DMU
A
ISSUE: M1
DATE: 06/AP R/2004
DATE:
Page 11
321
R121
R103
R104
100 1% RMF
Q103
2SA1015GR
2SC1845E
R204
100 1% RMF
Q203
2SA1015GR
2SC1845
R304
100 1% RMF
Q303
2SA1015GR
R309
680 1% RMF
R108
8K2
R109
Q107
6801% RMF
R208
8K2
R209
22K
Q207
R308
8K2
22K
R110
22K
R210
R310
680 1% RMF
Q108
2SA1015GR
C105
220u/16V
C106
10u/50V
2SA1015GR
C205
220u/16V
10u/50V
Q308
2SA1015GR
C305
220u/16V
C306
10u/50V
100 1% RMF
Q102
Q104
2SC1845E
47u/63V
2SC1845
C204
47u/63V
Q304
2SC1845
47u/63V
2SA1015GR
Q105
2SC1845E
R105
R106
68 1% RMF
68 1% RMF
Q106
2SC1845E
C104
R107
220
R203
100 1% RMF
Q202
2SA1015GR
Q204
Q205
2SC1845
R205
R206
68 1% RMF
68 1% RMF
Q206
2SC1845
R207
220
R303
100 1% RMF
Q302
2SA1015GR
Q305
2SC1845
R305
R306
68 1% RMF
68 1% RMF
Q306
2SC1845
C304
R307
Q307
220
2SC1845
C103
D
R101
680
Q101
RN1241
FMU
C
P107B
FL
10
9
8
CEN
7
SL
6
5
4
3
FMU
2
CMU
1
SMU
P10
B
A
R201
680
Q201
RN1241
CMU
R301
680
Q301
RN1241
SMU
1 2 3 4
47u/50V
C101
10u/35V
C102
471
R102
WIMA
22K1% RMF
GND2a
GND1
C203
47u/50V
C201
10u/35V
C202
R202
471
22K1% RMF
WIMA
GND2b
GND1
C303
47u/50V
C301
10u/35V
C302
R302
471
22K 1% RMF
WIMA
GND2c
GND1
R114
1K
R111
1K
Q109
2SA949
Q110
2SA949
C107
WIMA
R112
101
22K 1% RMF
R143
C121
22K
102
R113
12K
Q111
2SC1845E
R214
C206
R211
1K
Q209
2SA949
R212
22K 1% RMF
R311
1K
Q309
2SA949
R312
22K 1% RMF
R243
22k
R213
12K
2SC1845
R343
22k
R313
2SC1845
1K
Q210
2SA949
C207
WIMA
101
C231
102
Q211
R314
1K
Q310
2SA949
C307
WIMA
101
C341
102
12K
Q311
Q208
10/1W
R115
27
R12015D101
R118
2K2
Q113
2SC3421
R119
560
C108
10u/50V
R116
22K
VR101
470
Q112
2SC2229
R117
R122
82
10/1W
R221
10/1W
R215
27
R220
15
R218
2K2
Q213
R219
2SC3421
560
C208
R216
10u/50V
22K
VR201
470
Q212
2SC2229
R217
R222
82
10/1W
10/1W
R321
R315
27
R320
15
R318
2K2
Q313
2SC3421
R319
560
C308
R316
10u/50V
22K
VR301
470
Q312
2SC2229
R317
82
R322
10/1W
R123
1N4148
Q114
2SC1845
Q115
2SA1015GR
D102
1N4148
R124
R223
D201
1N4148
Q214
2SC1845
Q215
2SA1015GR
D202
1N4148
R224
R323
1N4148
Q314
2SC1845
2SA1015GR
D302
1N4148
R324
R125
8K2/0.25W
R133
R130
8K2/0.25W
R225
8K2/0.25W
R230
8K2/0.25W
R325
8K2/0.25W
R330
8K2/0.25W
2K2
R126
C109
8K2
4.7u/50V
R127
R131
Z101
220
1K
27V
R128
R132
Z102
220
1K
27V
C110
R129
4.7u/50V
8K2
R134
2K2
R233
2K2
R226
8K2
C209
4.7u/50V
R227
R231
Z201
220
1K
27V
R228
R232
Z202
220
1K
27V
C210
R229
4.7u/50V
8K2
R234
2K2
R333
2K2
R326
C309
8K2
4.7u/50V
R327
R331
Z301
220
1K
27V
R328
Z302
R332
220
27V
1K
C310
R329
4.7u/50V
8K2
R334
2K2
10u/50V
10u/50V
C311
C111
C211
10u/50V
Q317
A1930
Q116
C5171
R135
560
R137
100/1W
P101
P2
R145
10K
R136
560
2SA1987
Q117
A1930
Q216
C5171
R235
560
R237
100/1W
P201
P2
R245
10K
R236
560
Q217
A1930
Q316
C5171
R335
560
R337
100/1W
P301
P2
R345
10K
R336
560
2SA1987
82
82
82
82
82
D301
Q315
82
Q119
Q219
2SA1987
Q319
D103
1N4004
Q118
2SC5359
R139
2K7
R138/A
R144
0.22/5W
10K
R140
R138/B
470
0.22/5W
D104
1N4004
D203
1N4004
Q218
2SC5359
R239
2K7
R244
R238/A
10K
0.22/5W
R240
R238/B
470
0.22/5W
D204
1N4004
D303
1N4004
Q318
2SC5359
R339
2K7
R338/A
R344
0.22/5W
10K
R340
470
R338/B
0.22/5W
2SC1845
Q120
2SC1845
Q220
2SC1845
R141
33K
C112
332
R241
33K
C212
332
R341
33K
Q320
C312
332
C810
220u/63V
GND1
C811
220u/63V
R342
R142
R242
22K
22K
22K
C838
220u/25V
A & R cambridge ltd
MODEL: AVR300
1N4004
D304
AMP2 SCH
DWN.BY: SZ Lin
APP.BY:
GND2 = Filter
Q826
2SC1845
R842
22K
4
P102A
+V
1
GND
2
-V
3
4
5
SLO
6
FLO
7
8
CENO
8P
SENOR
SE802
1
SEN1
SEN2
2
P108A
1
2
3
V_DET
4
5
CU_DET
PROT
6
TO AMP2 B OARD
C839
103
Q827
2SC1845
SHEET 10 OF 13
ISSUE: M1
DATE:06/APR/2004
DATE:
D
C
R844
Q828
33K
A949
R843
33K
R845
10K
R846
C840
Z803
103
5V1
5K6
GND1
B
A
Page 12
4
D
P109A
+V
1
GND3 = F ilter
2
-V
3
4
BSRO
5
FRO
6
SRO
7
8
8P
GND4
P108B
1
SEN1
2
SEN2
3
V_DET
4
CU_DET
5
PORT
6
TO AMP1
P104A
1
2
3
4
5
6
7
8
9
10
TO MAIN BOARD
C801
100u/16V
Q802
2SA772
Q812
C114
LE101
GRE_LED
100u/16V
A1015
Q809
R187
4K7
R823
C813
20K
100u/10V
1K4
R804
R804A
20K
R802
4K7
D801
1N4148
R803
R806
4K7
4K7
Q801
C123
C803
C802
100u/16V
Q803
C123
R822
1K
GND
+20V
BSMU
SMU
FMU
CMU
3
R805
1K4
R805A
20K
SEN1
D804
1N4148
C808
100u/16V
SEN2
R821
4K7
C
R188
33K
Q810
C114
SE801
1
2
SENSOR
B
A
SHEET 11 OF 13
ISSUE: M1
DATE:06/AP R /2004
DATE:
0.22/5W
2SC5359
0.22/5W
R538/B
0.22/5W
2SC5359
R638/A
0.22/5W
R638/B
0.22/5W
0.22/5W
R738/B
0.22/5W
2SC5359
R438/A
0.22/5W
R438/B
Q518
R538/A
Q618
2SC5359
R738/A
321
D403
1N4004
Q418
1N4004
D503
1N4004
D504
1N4004
1N4004
1N4004
D703
1N4004
Q718
R441
33K
Q420
2SC1845
R439
2K7
C806
C807
220u/63V
220u/63V
GND3
C412
R440
332
470
D404
R541
33K
Q520
2SC1845
R539
2K7
R540
C512
332
470
D603
D604
R641
33K
Q620
2SC1845
R639
2K7
C612
R640
332
470
R741
33K
Q720
2SC1845
R739
2K7
BSLO
C712
R740
332
470
R642
22K
D805
1N4004
D803
1N4004
GRE_LED
1N4004
D802
R807
300R/0.25W
2.2/0.25W
R820
R819
2.2/0.25W
R809
10K
C809
100u/16V
Z801
12V
Q806
C123
R811
10K
MODEL: AVR300
R442
R542
R742
22K
22K
22K
Z804
R818
LE102
3V3
200
U801
1
Vin
+5V6
GND
78M56
2
D806
1N4148
D807
Q804
1N4148
C123
D808
1N4148
Q805
C123
R801
10k
R808
10K
R810
10k
Q811
C114
A & R cambridge ltd
AMP1 SCH
D704
1N4004
DWN.BY: SZ Lin
APP.BY:
R403
R404
100 1% RMF
100 1% RMF
Q403
Q402
2SA1015GR
2SA1015GR
C403
47u/50V
Q404
Q405
2SC1845
C401
R401
10u/35V
680
Q401
D
C
P104A1
FR
1
FR
2
3
SR
SR
4
5
BSR
BSR
6
7
BSL
BSL
8
P8
P106A
1
FL
2
3
CEN
4
5
SL
6
P6
B
P107A
1
FL
2
3
CEN
4
5
SL
6
7
8
FMU
9
CMU
10
SMU
TO AMP1
A
RN1241
FMU
C402
R402
471
22K1% RMF
WIMA
GND4a
GND3
C503
47u/50V
C501
R501
10u/35V
680
Q501
RN1241
C502
SMU
Q601
RN1241
Q701
RN1241
BSMU
1 2 3 4
R502
471
WIMA
22K1% RMF
GND4b
GND3
C603
47u/50V
C601
R601
10u/35V
680
C602
R602
471
WIMA
22K 1% RMF
GND4c
GND3
C703
47u/50V
C701
R701
10u/35V
680
C702
R702
471
22K 1% RMF
WIMA
GND4d
GND3
2SC1845
Q604
2SC1845
2SC1845
2SC1845
R410
680 1% RMF
R405
R406
68 1% RMF
68 1% RMF
R407
220
R503
Q502
2SA1015GR
R505
R507
220
R603
2SA1015GR
R605
R703
Q702
2SA1015GR
R705
R707
220
R408
8K2
R409
22K
Q407
2SC1845
R504
100 1% RMF
Q503
2SA1015GR
Q505
R510
2SC1845
680 1%$ RMF
R506
68 1% RMF
R508
8K2
R509
22K
Q507
2SC1845
R604
100 1% RMF
Q603
Q602
2SA1015GR
Q605
R610
2SC1845
680 1% RMF
R606
68 1% RMF
R608
8K2
R609
22K
Q607
2SC1845
R607
220
R704
100 1% RMF
Q703
2SA1015GR
Q705
2SC1845
R710
680 1% RMF
R706
68 1% RMF
R708
8K2
R709
22K
Q707
2SC1845
Q406
2SC1845
C404
47u/63V
100 1% RMF
Q504
68 1% RMF
Q506
2SC1845
C504
47u/63V
100 1% RMF
68 1% RMF
Q606
2SC1845
C604
47u/63V
100 1% RMF
Q704
68 1% RMF
Q706
2SC1845
C704
47u/63V
Q408
2SA1015GR
C405
220u/16V
C406
10u/50V
Q508
2SA1015GR
C505
220u/16V
C506
10u/50V
Q608
2SA1015GR
C605
220u/16V
C606
10u/50V
2SA1015GR
C705
220u/16V
10u/50V
R414
1K
R411
1K
Q409
2SA940
Q410
2SA949
C407
R412
WIMA
101
22K 1% RMF
R443
C441
102
22K
R413
12K
Q411
2SC1845
R514
1K
R511
1K
Q509
2SA949
Q510
2SA949
C507
WIMA
R512
101
22K 1% RMF
C541
R543
102
22K
R513
12K
Q511
2SC1845
R614
1K
R611
1K
Q609
2SA940
Q610
2SA949
C607
WIMA
R612
101
22K 1% RMF
R643
C641
22K
102
R613
12K
Q611
2SC1845
R714
Q708
1K
R711
1K
Q709
2SA949
Q710
2SA949
C707
R712
WIMA
101
22K 1% RMF
C741
R743
102
22K
R713
12K
C706
2SC1845
Q711
R621
R415
27
R418
2K2
R419
560
R416
22K
VR401
470
Q412
2SC2229
R417
82
R515
27
R518
2K2
R519
560
R516
22K
VR501
470
Q512
2SC2229
R517
82
R615
27
R618
2K2
R619
560
R616
22K
VR601
470
Q612
2SC2229
R617
82
R715
27
R718
2K2
R719
560
R716
22K
VR701
470
Q712
2SC2229
R717
82
2SC3421
10u/50V
2SC3421
10u/50V
2SC3421
2SC3421
10u/50V
R425
10/1W
8K2/0.25W
R433
R423
R420
1N4148
15
Q414
2SC1845
Q413
C408
Q415
2SA1015GR
D402
1N4148
R424
R422
10/1W
R521
10/1W
1N4148
R520
15
2SC1845
Q513
C508
Q515
2SA1015GR
1N4148
R522
10/1W
R621
10/1W
R623
1N4148
R620
15
Q614
2SC1845
Q613
C608
Q615
10u/50V
2SA1015GR
D602
1N4148
R622
10/1W
R721
10/1W
D701
1N4148
R720
15
Q714
2SC1845
Q713
C708
Q715
2SA1015GR
D702
1N4148
R722
10/1W
2K2
82
D401
R426
8K2
C409
4.7u/50V
R427
R431
1K
220
R428
R432
220
1K
C410
R429
4.7u/50V
8K2
82
R430
R434
8K2/0.25W
2K2
R525
8K2/0.25W
R533
2K2
R523
82
D501
R526
8K2
C509
4.7u/50V
Q514
R527
R531
220
1K
R528
R532
220
1K
C510
D502
R529
4.7u/50V
8K2
R524
82
R534
R530
8K2/0.25W
R625
8K2/0.25W
82
D601
R626
8K2
C609
4.7u/50V
R627
R631
1K
220
R628
R632
220
1K
C610
R629
4.7u/50V
8K2
R624
82
R634
R630
8K2/0.25W
R725
8K2/0.25W
R733
2K2
R723
82
R726
8K2
C709
4.7u/50V
R727
R731
220
1K
R728
R732
220
1K
C710
R729
4.7u/50V
8K2
R724
82
R734
R730
8K2/0.25W
Q416
C5171
560
R435
C411
10u/50V
R437
R444
100/1W
Z401
27V
Z402
27V
Z501
27V
Z502
27V
2K2
R633
2K2
Z601
27V
Z602
27V
2K2
Z701
27V
Z702
27V
2K2
10K
P401
P2
R445
10K
R436
560
Q419
2SA1987
Q417
A1930
Q516
C5171
R535
560
C511
10u/50V
R537
R544
100/1W
10K
P501
P2
R545
10K
R536
560
Q519
2SA1987
Q517
A1930
Q616
C5171
R635
560
C611
10u/50V
R637
R644
10K
100/1W
P601
P2
R645
10K
R636
560
Q619
2SA1987
Q617
A1930
Q716
C5171
R735
560
C711
10u/50V
R737
R744
100/1W
10K
P701
P2
R745
10K
R736
560
Q719
2SA1987
Q717
A1930
Page 13
321
GND_FL
GND_FL_1
GND_SL
GND_SL_1
GND_C
GND_C_1
GND1
GND2
R827
10/1W
10/1W
R830
10/1W
10/1W
104/160V
C831
104/160V
R829
C833
104/160V
C834
104/160V
R832
C836
R828
10/1W
C832
104/160V
GND_FR_1
GND_FL_1
R831
10/1W
C835
104/160V
GND_SR_1
GND_SL_1
R833
10/1W
C821
10000u/63V
10000u/63V
C837
104/160V
C823
H_L
H_R
GND_BSR_1
TRANSFORMER 120/230V TO ROID
GND_FR
GND_FR_1
GND_SR
GND_SR_1
GND_BSR
GND_BSR_1
GND_BSL
GND_BSL_1
GND3
GND4
Common
Audio
0188
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
GND4
GND3
GND2
GND1GND_C_1
Primary v ol ta ge: 230V/120V 50/60Hz
Rated continuous output power: 600VA
1
From PSU board P870
230V
3
120V
2
2
N
1
3
4
H_R
H_L
390/1W
R851
390/1W
R852
+13V
POWER
+20V
4/8_SE
P870
P103B
From Amp 1 B oard P109A
1
GND
2
BSLO
3
SRO
FRO
4
5
BSRO
6
-V
GND
7
8
+V
P105B
From Amp 2 boaed P102A
1
CENO
2
FLO
3
SLO
4
GND
5
6
-V
7
GND
8
+V
P804A
TO PSU BOARD P804B
1
2
3
4
5
6
7
8
9
10
P803A
TO Main board P803B
+20V
1
2
+13V
3
4
POWER
5
6
RE3
7
RE2
8
NC
P806A
FROM HPO B OARD P806A
1
2
3
4
Power SW BOARD
SW803
Power SW
(TV-8 10A 250V
UL/CSA/VDE)
From PSU Boar d P870A
JK101
AC INPUT SOCKET
L
AGND
N
Model NO: IS-7014
15A 250V for UL & CSA
10A 250V for Europe an
R873
3.3M/0.5W
P870
TO TRANSFORMER
3
230V
2
120V
N
1
HEADPHONE
P806A
TO PMA IN BOARD P806A
4
3
2
1
C870
103/400V
1
2
P870B
P870A
TO SW B OARD P870B
1
2
SK-22D01-SG6-T-MS-IK
F871
Fuse T8A 250V UL
F870
FuseT12.5A 250V UR
NTC1
NTC SG405 30A 1 ohm
C1
102
SW871
230V/115V SELECT SW
SW COMAX
P874A
P2
P874
P2
C2
102
T870
TRANS5 EI-3 5
230V
P875
P875A
P2
C872
103/400V
1
2
120V
P2
1
2
1
2
1
2
RE870
RELAY TRA2-L-12VDC-S-H
Q901
C9014
470u/10V
R872
2R2 1/2W
C873
D870
1N4002
104
C874
D905
1N4002
R870
3K
D872
1N4002
1N4002
R871
4K7
NOTE: The compoment marked with can't be changed.
RE880
JA1
A & R cambridge ltd
3
2
1
1
2
P300A
TO MAIN BOARD
P807A
TO KEY BOARD
MODEL: AVR300
P_MAIN&PSU BOARD SCH
DWN.BY: SZ Lin
APP.BY:
D880
1N4148
Q880
C123
FR_OUT
OP2
C875
104
FL_OUT
C_OUT
C876
104
SP802
C877
104
D
SR_OUT
C878
SL_OUT
104
C879
104
BSR_OUT
C880
BSL_OUT
104
C881
104
AC-36V
AC-29V
AC-36V
AC-29V
N801
AC36V
N802
AC29V
N806
AC36
N805
AC29V
P120A
TO MA IN BOARD P120
AC14V
12
0V
11
AC14V
10
AC8.5V
9
0V
8
AC8.5V
7
AC5.2V
6
0V
5
AC8.5V
4
0V
3
AC16V
2
0V
1
C
B
A
L801
2.2uH
OP2
R820
C825
10/1W
102
GND_FR
L802
10uH
C824
102
R821
10/1W
GND_FL
L803
2.2uH
R822
10/1W
C826
102
GND_C
OP2
L804
2.2uH
R823
C827
102
10/1W
GND_SR
L805
2.2uH
OP2
R824
10/1W
C828
102
GND_SL
L806
2.2uH
OP2
R825
10/1W
C829
102
GND_BSR
L807
2.2uH
OP2
R826
10/1W
C830
102
GND_BSL
RE805
RELAY 24V 30A DC 2P1T-6P
BR801
BRIDGE2
1
C852
104
GND-AC-1
GND-AC-2
AC
2
AC
BRIDGE RECTIFIER
400V 35A
N803
N804
RE806
RELAY 24V 30A
DC 2P1T-6P
1 2 3 4
RE801
D810
Q822
1N4004
C123
RE802
RE803
Q823
D811
C123
1N4004
RE804
Q824
D812
C123
1N4004
GND_BSL_1
C820
10000u/63V
3
+
4
-
C822
10000u/63V
PSU BOARD
D871
1N4002
D873
4
C871
220u/25V
From Pmain Board P804A
10
+13V
POWER
+20V
4/8_ES
SW870
4 OHM OR 8 OHM
SHEET 12 OF13
ISSUE: M1
DATE:06/APR/2004
DATE:
D
C
P804B
9
8
7
6
5
4
3
2
1
B
A
Page 14
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