AV212T DIGITAL SURROUND
HOME THEATRE AMPLIFIER
SERVICE MANUAL
SM 001/03
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT
REMOVE COVER
PARTS INSIDE
(OR BACK)NO USER - SERVICEABLE
The lightning flash with arrowhead
equilateral triangle,
is intended to alert you to the
symbol, with an
presence of uninsulated dangerous voltage within
the product's enclosure that may be of sufficient
magnitude to constitute a risk of electric shock to
persons.
The exclamation point within an
is intended to alert you to the presence of
equilateral triangle
important
operating and maintenance (servicing) instructions
in the literature accompanying the appliance.
220V AC,50/60Hz.Voltages :
AV212T HOME THEATRE AMPLIFIER
Output Power(RMS)
Standard Stereo:(20-20KHz, 0.1%THD 6ohm)
All five channel state
Distortion of Total Harmonic
All channel
Signal-to-Noise Ratio
All channel
Frequency Respondence
All channel
Input Sensitivity/Impedance
Microphone
Line in
Input Sensitivity/Impedance
Radio
Out impedance
Recommended impedance
SPECIFICATIONS
100W+100W
80W 5
0.1% 1kHz 10W 8ohm
85dB
20Hz-20kHz +0.5,-0.5dB
0.5mv-100mv/2kohm
0.707v/51kohm
0.707v/51kohm
4-8ohm
The Separation Degree of All Channel
Tuning Range
FM
AM
Tuning Step
FM
AM
Power
Max Power Consumption
45dB
87.5-108.0MHz
530-1710Hz
50KHz
9Hz/10Hz
AC220-240V/50Hz
300W
component name specification package
1
carbon film
resistor
47 1/4W FTP=10mm R45
2
carbon film
resistor
100 1/4W
FTP=10mm R48
3
carbon film
resistor
470
1/4W
FTP=10mm
R1 R2 R3 R4 R5 R6 R7 R8
R9 R10 R11 R12 R13 R14 R76
R77 R79 R100 R112 R115
4
carbon film
resistor
680 1/4W FTP=10mm R29
5
carbon film
resistor
1K 1/4W FTP =10mm R81 R85 R88 R93
6
carbon film
resistor
2.2K 1/4W FTP=10mm R46 R47
7
carbon film
resistor
5.6K 1/4W FTP=10mm R80 R84 R87 R111
8
carbon film
resistor
10K 1/4W FTP=10mm
R37 R39 R42 R57 R58 R65 R66
R70 R71 R68 R69 R117 R54
9
carbon film
resistor
22K 1/4W FTP=10mm
R34 R35 R36 R38 R40 R41 R102
R103 R104 R105 R106 R107
10
carbon film
resistor
47K 1/4W FTP =10mm
R15 R16 R17 R18 R19 R20 R21
R22 R23 R24 R25 R26 R27
R28 R43 R44 R49 R50 R51 R52
R53 R54 R72 R73 R74 R75
R78 R82 R83 R86 R89 R90 R91
R92 R94 R95 R96 R99 R110
R116 R114 R118
11
carbon film
resistor
47K 1/4W
R74 R95 R96
12
carbon film
resistor
56K 1/4W FTP =10mm
R97 R98
13
carbon film
resistor
100K 1/4W FTP=10mm
R30 R31 R32 R33 R56 R59 R60
R61 R62 R63 R64 R67 R109
14 jumper wire 5mm
J15 J45 J46 J52 J53 J56 J57 J59
J62 J65 J72 J80
15 jumper wire 7.5mm
J6 J12 J16 J17 J18 J22 J23 J27
J30 J32 J33 J37 J38 J44 J47
J48 J54 J55 J58 J67 J68 J69 J74
16 jumper wire 10mm
J2 J11 J13 J14 J20 J24 J25 J26
J28 J31 J35 J36 J37 J42 J49
J50 J51 J55 J61 J63 J66 J71 J78
17 jumper wire 12mm
J1 J3 J4 J8 J9 J19 J20 J21 J29
J34 J39 J40 J43
18 jumper wire 15mm
J10 J41 J60
19 jumper wire 17.5mm J7
20 elect.cap. 1UF/50V FTP =2.5mm
C46 C48
21 elect.cap. 4.7UF/50V FTP=2.5mm
C47 C49
22 elect.cap. 10UF/50V FTP=2.5mm
C1 C2 C6 C7 C10 C11 C12
C13 C14 C15 C16 C28 C29 C30
C31 C32 C33 C34 C39 C40
C54 C58 C59 C60 C61 C64 C65
description
no.
quantity/
unit
components position no.
additional
explainat ion
AV212T input board
23 elect.cap. 22UF/16V FTP=2.5mm C57
24 elect.cap. 47UF/16V FTP =2.5mm
C3 C17 C21 C37
25 terylene cap. 103J/50V FTP=5mm
C19 C25 C55
26 terylene cap. 153J/50V FTP=5mm
C20 C26
27 terylene cap. 223J/50V FTP=5mm C58
28 terylene cap. 104J/50V FTP2.5mm
C18 C23 C24 C38 C50 C53 C62
29 terylene cap. 334J/50V FTP=5mm
C22 C27
30 ceramic cap. 101/50V FTP2.5mm
C4 C5 C8 C9 C35 C36 C41
C42 C43 C44 C45 C66 C67
31 ceramic cap. 33P/50V FTP2.5mm
C51 C52
35 inducta nce
1
H
FTP=10mm L1
36 integrate circuit HCF4051BF DIP16
IC1 IC7 IC11
37 integrate circuit HCF4053BF DIP16
IC2
38 integrate circuit TL084 DIP14
IC3 IC5
39 integrate circuit JRC4558 DIP8
IC4 IC6
40 integrate circuit HA17324 DIP14 IC10
41 integrate circuit HA17358 DIP8 IC12
42 integrate circuit 24C02 DIP8 IC9
43 integrate circuit AT89S52 DIP40 IC13
44 integrate circuit M62446AFP SMD IC8
45 transistor 9014 Q1
46 transistor 9015
Q2 Q4
47 transistor 9013 Q3
48 diode IN4148
D6 D7 D8 D9 D10
49 zenzer diode 7.5V 1/2W
ZD1 ZD2
50 zenzer diode 5.1V 1/2W ZD3
51 ne ils be d 2P 2.5space CN7B
52 neils be d 5P 2.5space CN13B
53 ne ils be d 8P 2.5space CN12B
54
AV sole-core
outlet
AV 4-8.4-13 white-red
55
AV sole-core
outlet
AV 6-8.4-13B yellow-w hite-r ed
56 DIP40 IC13
57 voltaic wire
20# 60mm with
auris
58 lined route
2P2.5 space
360mm
CN10B 1
59 flat ribbon wire
3P2.5 space
mm
CN5A,CN1
60 flat ribbon wire
4P2.5space
mm
CN10B
61 flat ribbon wire
4P2.5space
mm
CN3A
62 flat ribbon wire
5P2.5space
mm
CN9A
63 flat ribbon wire
5P2.5space
mm
CN10A
64 flat ribbon wire
8P2.5space
160mm
CN7,C N10A 1
component name specification package
1
carbon film
resistor
10 1/4W
FTP=10mm R12
2
carbon film
resistor
100 1/4W
FTP=10mm
R1 R2
3
carbon film
resistor
220
1/4W
FTP=10mm
R10 R11
4
carbon film
resistor
2.2K 1/4W FTP=10mm R19
5
carbon film
resistor
10K 1/4W FTP=10mm
R4 R5 R6 R7 R8 R9 R25
7 elect.cap. 47U/16V FTP=2.5mm
C1
8 diode IN4148 FTP=10mm
D2 D3 D4 D5 LED
9 zenzer diode 7V5 1/2W FTP=10mm D1
10 integrate circuit PT6311 52 feet U2
11
remote control
receiver
HE3380L U1
12 blue LED
3
.
13 jumper wire FTP=10mm
J1 J9 J10 J11 J12 J13 J14 J15
14 jumper wire FTP=11mm
J2 J3 J4 J5 J6 J7 J8
15 jumper wire FTP=15mm
J17
16
vacuum display
screen VFD
VFD HJ3005AW
17 touch key-press KFC-A07-02 12mm*12mm*7mm
DELAY ECHO AC-3 DVD VCD
CK AUX MIC1 MIC2 SUR CEN
18 ne ilsbe d
2P2.5space insert
cr ookedly
19 flat ribbon wire
8P2.5space
180mm
CN12A
20 flat ribbon wire
4P2.5space
200mm
CN13A
21 flat ribbon wire
3P2.5space
100mm
CN15A CN16A
22
double side rubber
cus hion
10MM*10MM*5M
M
black
AV212T display board
no.
description
quantity/
unit
components position no.
additional
explainat ion
component name specification package
1
carbon film
resistor
10 1/4W
FTP=10mm R11
2
carbon film
resistor
68 1/4W
FTP=10mm R23
3
carbon film
resistor
470
1/4W
FTP=10mm
R22 R32 R33 R37
4
carbon film
resistor
1K 1/4W FTP =10mm R48
5
carbon film
resistor
1.5K 1/4W FTP=10mm
R18 R20 R35
6
carbon film
resistor
1.8K 1/4W FTP=10mm
R17
7
carbon film
resistor
2.2K 1/4W FTP=10mm R40
8
carbon film
resistor
4.7K 1/4W FTP=10mm
R24 R34
9
carbon film
resistor
5.6K 1/4W FTP=10mm
R12 R13
10
carbon film
resistor
10K 1/4W FTP=10mm
R5 R6 R7 R8 R9 R10 R14 R15
R16 R19 R21 R26 R27 R39
R44 R50 R51
11
carbon film
resistor
15K 1/4W FTP=10mm
R4 R38 R47
12
carbon film
resistor
22K 1/4W FTP=10mm
R3 R28 R29 R30 R31 R36 R41
R42 R43 R45 R46 R49 R53
13
carbon film
resistor
47K 1/4W FTP=10mm
R1 R25
14
carbon film
resistor
100K 1/4W FTP=10mm
R2 R52
15 elect. cap. 2.2UF/50V FTP=2.5mm
C12 C17 C18 C25 C26 C27 C30
C31 C33 C43 C44 C45
16 elect. cap. 4.7UF/50V FTP=2.5mm
C29 C37
17 elect. cap. 10UF/50V FTP=2.5mm
C32 C40
18 elect. cap. 22UF/16V FTP=2.5mm C20
19 elect. cap. 47UF/16V FTP=2.5mm
C4 C10 C19 C34 C38
20 ceramic cap. 561/50V FTP=2.5mm
C5 C8
21 ceramic cap. 101/50V FTP=2.5mm
C28 C39
22 ceramic cap. 22P/50V FTP=2.5mm
C36 C41
23 ceramic cap. 47P50V FTP=2.5mm
C35 C42
24 CBB cap. 332J/50V FTP=3.5mm C1
25 CBB cap. 823J50V FTP=3.5mm
C6 C7
26 CBB cap. 272J/50V FTP=3.5mm
C21 C22
27 CBB cap. 562J/50V FTP=3.5mm C11
28 CBB cap. 104J50V FTP=3.5mm
C2 C3 C9 C13 C14 C15 C16
C23 C24
29 integrate circuit PT2399 DIP16 IC1
30 integrate circuit PT2313BL SMD28 IC2
31 integrate circuit JRC4558 DIP8
IC3 IC5
AV212T OK board
no.
description
quantity/
unit
components position no.
additional
explainat ion
32 integrate circuit HCF4052BE DIP16 IC4
33 transistor S9014
Q1 Q2 Q3
34 zenzer diode 5V1 1/2W FTP=8mm D1
35 mic socket
high shape and nine
feet
CK3-6.35-206
MIC1 MIC2
36 ne ils be d 8P 2.5 space CN118
37 ne ils be d 5P 2.5 space CN148
38 ne ils be d 3P 2.5space CN1B
39 neils be d
3P 2.5space insert
cr ookedly
CN15B CN16B
40 jumper wire 15mm J8
41 jumper wire 10mm
J6 J10
42 jumper wire 7.5mm
J2 J9
43 jumper wire 5mm
J1 J3 J4 J5 J7 J11 J12 J13 J14
44
AV sole-core
outlet
AV-8.4-8 SWA1
45 rotary encoder
EC162102E1BHA 1-24P 5KQ 200B120-N
2
VOL1 VOL2
46 switch
47 flat ribbon wire
2P 2.5 space
100mm
CN7A
component name specification package
1
high voltage AC
cap.
0.1 f/275V
Ftp=15mm CK1,CK2
2 high voltage cap. 103/1KV Ftp=10mm CK4,CK3
3 flat ribbon wire 2P2.5space 150mm
JK7
4 neilsbed 3P 3.96VH JK2,JK3,JK5
5 relay JQX-14F K1
6 inductance
16 filter
L1
7
power supply
switch
SW-3-T20 SW1
8 jumper wire 22mm F2
AV212T power supply board
no.
description
quantity/
unit
components position no.
additional
explainat ion
component name specification package
1
carbon film
resistor
4.7 1/4W
FTP=10mm
R805 R806
2
carbon film
resistor
10 1/4W
FTP=10mm
R30 R40 R58
3
carbon film
resistor
100 1/4W
FTP=10mm
R24 R32 R36 R44 R51 R60 R71
R72 R87 R88 R73 R74 R78
4
carbon film
resistor
220 1/4W
FTP=10mm
R31 R41 R59
5
carbon film
resistor
390
1/4W
FTP=10mm
R85 R89
6
carbon film
resistor
560 1/4W
FTP=10mm R22
7
carbon film
resistor
750 1/4W
FTP=10mm
R107 R109
8
carbon film
resistor
1K1/4W FTP =10mm
9
carbon film
resistor
1.2K 1/4W FTP=10mm
R34 R38 R62 R70 R86
10
carbon film
resistor
1.8K 1/4W FTP=10mm
R801
11
carbon film
resistor
2.2K 1/4W FTP=10mm
R18 R20 R21 R23 R35 R39
R63 R66 R67 R75 R80 R90
R91 R104 R108
12
carbon film
resistor
3.3k 1/4W
R33 R37 R61
13
carbon film
resistor
3.9K 1/4W FTP=10mm
R26 R46 R52
14
carbon film
resistor
4.7K 1/4W FTP=10mm
R29 R42 R50 R84 R103
15
carbon film
resistor
10K 1/4W FTP=10mm
R77 R82
16
carbon film
resistor
22K 1/4W FTP=10mm
R43 R57 R64 R83 R106
17
carbon film
resistor
27K 1/4W FTP=10mm
R27 R47 R54
18
carbon film
resistor
33K 1/4W FTP=10mm
R28 R49 R56 R68 R81 R92
19
carbon film
resistor
47K 1/4W FTP=10mm
R48 R55 R105 R802
20
carbon film
resistor
56K 1/4W FTP=10mm
R6 R7 R8 R9 R10
21
carbon film
resistor
1M 1/4W FTP=10mm R11
22
carbon film
resistor
220
1/2W
FTP=12.5mm
R69 R85
23
carbon film
resistor
10
FTP=18mm H=7.5mm
R4 R5
24
carbon film
resistor
10
FTP =15mm
R1 R2 R3
AV212T amplifier board
no.
description
quantity/
unit
components position no.
additional
explainat ion
25
carbon film
resistor
100
FTP =15mm
R14 R15 R16 R804
26
carbon film
resistor
75
FTP =15mm R17
27 meta l film re sistor
0.47
FTP=18mm H=7.5mm
R93 R94 R95 R96 R97 R98
28 cement resistor
39 /5W
R01
29 cement resistor
0.25
R99 R101 R102
30 adjustable resistor PA0630-HA1-B501HR
VR1 VR2
31 neils be d TCJ2
CN2 CN1
32 neils bed 3P 3.96VH J801
33 ne ils be d 2P 2.5 space J802
34 ne ils be d 3P 2.5 space
CN5B
35 neils be d 4P 2.5space CN3B
36 neils be d 8P 2.5space CN4B
37 inductance loop 10*14T
L1 L2
38
metal FUSE1 FUSE2
39 fuse 8A
5*20mm
40 KBU 808G
41 output jack WP6-10A
black bottom
red top
42 output jack WP4-10A
black bottom
red top
43 diode IN4148 FTP =10mm 18
D4
D5 D6 D7 D8 D15 D16
D17 D19 D20 D21 D22 D23
D24 D28 D29 D30
44 diode IN4004 FTP =10mm 10
D1 D2 D3 D25 D26 D801 D802
D803 D804 D810
45 transistor 2N5401 12
Q6 Q9 Q12 Q13 Q21 Q22 Q23
Q29 Q39 Q41 Q42
46 transistor 2N5551 26
Q5
Q7 Q8 Q10 Q11 Q14 Q15
Q17 Q19 Q20 Q24 Q25 Q26 Q27
Q28 Q30 Q31 Q32 Q33 Q34
Q35 Q36 Q37 Q38 Q41 Q42
47 transistor 2N5551
Q57 Q58
48 transistor 9014
Q1 Q2 Q3
49 transistor 9015
Q4 Q801
50 transistor 8050 Q802
51 transistor 669A
Q43 Q46
52 transistor 649A
Q45 Q44
53 transistor C2837
Q53 Q56
54 transistor A1186
Q54 Q55
55 transistor C4466
Q48 Q49 Q52
56 transistor A1693
Q47 Q50 Q51
57 ceramic cap. 33P/50V FTP=2.5mm
C56 C59 C62 C63
58 ceramic cap. 101/50V FTP=2.5mm
C32 C38 C48 C52 C54 C57 C64
C65
59 ceramic cap. 471/50V FTP=2.5mm
C67
60 ceramic cap. 104/50V FTP=5mm
C801 C802
61 CBB cap. 104J/50V FTP=3.5mm
C69
62 CBB cap. 104J/50V FTP=7.5mm
C12 C11 104M 104M 104M
63 CBB cap. 103J/50V FTP=3.5mm
C16
64 CBB cap. 332J/50V FTP=2.5mm
C41 C45 C53
65 elect. cap.
470
F/16V FTP =3.5mm 8mm C25 C26 C27
66 elect. cap.
220 F/25V FTP =3.5mm 8mm C13 C14 C15 C58 C66 C75
67 elect. cap.
220 F/35V FTP =2.5mm 8mm
C7
68 elect. cap.
470 F/50V FTP=5mm mm C5 C6
69 elect. cap.
6800
F/50V FTP=10mm mm C1 C2
70 elect. cap.
2200 F/25V FTP=7.5mm mm CD801 CD802
71 elect. cap.
100 F/16V FTP =2.5mm mm C23 C24 C74
72 elect. cap.
100
F/35V FTP =3.5mm mm
C28
73 elect. cap.
47 F/16V FTP =2.5mm mm C17 C18 C19 C20 C22
74 elect. cap.
22 F/35V FTP =2.5mm mm
C21
75 elect. cap.
100 F/25V FTP =2.5mm mm C34 C37 C49
76 elect. cap.
47
F/50V FTP =2.5mm mm
C30 C31 C35 C36 C40 C42 C43
C44 C50
77 elect. cap.
2.2 F/50V FTP =2.5mm 5mm C29 C46 C47 C60 C61
78 elect. cap.
4.7 F/50V FTP =2.5mm 5mm C3 C4 C55 C68
79 elect. cap.
1
F/50V FTP=2.5mm 5mm C33 C39 C51
80
V zener diode
36V 1/2W FTP=10mm
D31 D32
81 12V 1/2W FTP=10mm
D10 D11 D14
82 5.6V 1/2W FTP =10mm
D9 D12
83
V zener diode
30V 1/2W FTP=10mm D13
84 jumper wire 10mm 34
J1
J35 J44 J47 J50 J45 J51 J52 J54
J55 J58 J60 J62 J72 J73 J68
J85 J81 J83 J84 J56
85 jumper wire 12mm 18
J6 J7 J8 J9 J10 J11 J12 J29
J24 J25 J26 J20 J21 J69 J71 J77
J78 J85
86 jumper wire 15mm 23
J80
J93 J13 J14 J15 J16 J17 J63
J49 J48 J91 J53 J101 J102 J86
J74 J75 J100 J42 J89 J92 J30
87 jumper wire 20mm
J27 J28 J97 J98 J70 J38 J95
88 jumper wire 7.5mm
J64 J04 J87
89 jumper wire 5mm 11
J43 J57 J79 J82 J88 J36 J37 J40
J02 J76 J01
90 relay 12V Dual units 8 feet RELAY3
91 relay 12V triple units 11 feet RELAY4
component name specification
package
1 plane t ype bracket
H14mm
4 fixed main board
2 plastic pilla r 6*2.5*10 6 fixed mic board .CPU board
3 cable tie 3*80mm 10 fixed fla t ribbon wire black
4 plastic pillar 6*2.5*20 4 fixed pow er supply board
5 plastic pilla r 6*3.5*20 8 fixed sreen board
6 plastic pilla r 6*3.5*30 1 fixed mic seat
7
red insulated paper
cus hion
3
12 for adjusting the screws on the panel
8 plan washer
3
11 fixed power tube, bridge rectifier
9 spring washer
3
11 fixed power tube, bridge rectifier
10 nut
3
1 fixed bridge rectifier
11 plan washer 2 fixed transformer
12 spring washer
2 fixed transformer
13 nut 2 fixed transformer
14
triangle tapping
screw
10 fixed power tube
15
triangle tapping
screw
23
fixed CPU board, power supply board,mic
boar d,radiator
16
triangle tapping
screw
11 fixed input board,output board,receiver
17
triangle thin tooth
like screw
6
fixed transformer, feet at the bottom of the
machine
18
triangle thin tooth
like screw
36
fixed support bar,panel,rear panel,power
supply switch,step select board
19
triangle thin tooth
like screw
4 fixed cover
golden
20
triangle thin tooth
like screw
STB3*8HAU 3 fixed cover golden
21 screw with washer MPW3*14HNI 1 fixed bridge rectifier
22 screw with washer MPW3*4HNI 12 fixed side bar,lens
23
sink head
MF3*6ZN 2 fixed big support bar white
24 normal screw MB3*24NI 8
fixed sreen board
25 normal screw MB3*33NI 1
fixed mic socket bracket
26 panel 1
27 main volume knob
50*20
1 rachis
28 tuner knob
41.3*20
1 rachis
29 power switch cap 1
30
touch power
switch
14
31 le ns
192*41*2
1 stick plastic pillar need process blue
32
power switch
decorate chart
1
33 panel side bar 2
34
feet at the bottom
of the machine
4
35 machine bottom 1
36 rear board 1
AV212T configuration
no.
description
quantity/
unit
components position no.
additional
explainat ion
37
long support
bar(left)
1
38
long support
bar(right)
1
39 short support bar 2
40
power switch
bracket
1
41
mic socket fixed
bar
1
42 transformer cover 1
43
L type small
bracket
2 step select board
44 round transformer 212T 1 set including the screws
45 square transformer 1
46 BBK metal brand BBK 1
47 big radiator AV 212T 1
48
bridge rectifier
radiator
49 silicon grease 10g
50
card along with the
machine
1
51 red glue suitable for fixing the na med parts
52
high pressure
protect cover
1 install on the switch black
53
single side sponge
glue
30*20*10 1 install on the ok board black
54 receiver T-939SH1 1
55
double side sponge
glue
20*20*5 3
56
outer water-proof
plastic bag (big)
special use 1pcs
57
inside water-proof
plastic bag (small)
special use 1pcs
drill sma ll
ventilate
holes
58
accessories plastic
bag (small)
1pcs
drill sma ll
ventilate
holes
59 poly 1 group four pieces
60 carton box 1pcs
61
remote control
plastic bag
1pcs
equiped by
the remote
control
factory
62
transparent sealed
glue
1*3cm 1 group
63
transparent sealed
glue
6*124cm 1 group
64 serial label special use 3 pieces
65 bar code special use 1 piece
66 servicing card AV210T 1 copy
67 manua l AV 211T 1 copy
68 remote controller AV212T 1 pcs
69 No.7th battery AAA R03P 2 parts
70 AM antenna 1 piece
71 FM antenna 1 piece
AV212T PANEL
AV212T REAR PANEL
AV212T REMOTE CONTROLLER
D
C
TUNER IN
VCD RIN
AUX RIN
DVD RIN
AC-3 RIN
VCD LIN
B
AUX LIN
DVD LIN
AC-3 LIN
A
CD RIN
CD LIN
AC-3 SL
AC-3 SR
AC-3 C
AC-3 SW
1
5
2
4
6
9
C57
10U/50V
+5VD
16
IC11
4051
X0
X1
VDD
X2
X3
X4
X5
X6
X7
INH
A
B
C
VSS8VEE
470
8
D
C
3
SINGAL
X
B
7
CN7B
SWOUT
1
2
R100
A
7654321
+12V
J2
1
TUNER MODE
2
TUNED MODE
1C9
1
2
3
DGND
C50
104
9013
2
3
SINGAL
R69
10K
+5VD
R70
10K
C54
10U/16
J1
+12V
4
TUNE R
3
GND
2
TUNE L
1
B1
470
R1
47K
R15
B3
470
R3
47K
R17
B5
470
R5
47K
R19
B7
470
R7
47K
R21
B9
470
R9
47K
R23
B2
470
R2
47K
R16
B4
470
R4
47K
R18
B6
470
R6
47K
R20
B8
470
R8
47K
R22
B11
470
R11
47K
R25
47K
R28
470
R14
B14
47K
R27
470
R13
B13
47K
R24
470
R10
B10
B12
470
R12
47K
R26
1 2 3 4 5 6 78
4051 A
4051 B
4051 C
PRS
PRS
PRC
4053ABC
4051 A
4051 B
4051 C
AC3SL
AC3SR
AC3C
13
14
15
12
11
10
13
14
15
12
11
10
12
13
11
10
24C02
8 4
D10
IN4148
1
5
2
4
6
9
1
5
2
4
6
9
2
1
5
3
6
9
A0
A1
A2
GND4SDA
HA17358
VCC
WP
SCK
10K
R68
1
+5V
Q2
9015
R71
10K
+5V
16
IC1
X0
X1
VDD
X2
X3
X4
X5
X6
X7
INH
A
B
C
VSS8VEE
4051
IC7 4051
X0
X1
X2
X3
X4
X5
X6
X7
INH
A
B
C
+5V
16
U1 4053
X0
X1
VDD
Y0
Y1
Z0
Z1
INH
A
B
C
VSS8VEE
8
7
24C02SCK
6
24C02SDA
5
LEVEL COMPARE
SIGNAL DETECT
C53
104
3
RI
X
7
-5V
3
X
14
X
15
Y
4
Z
7
-5V
+5VD
C2
LI
10U/50V
R32
100K
RI
R33
100K
L_7
R_7
LI
SW_1
SR_1
SL_1
C_1
SL_1
SR_1
C_1
SW_1
TUNER DO
TUNER CL
TUNER DI
TUNER CE
GND
SIG4051B
SIG4051A
TUNER DO
LEVEL COMPARE
62446_DATA
TUNER CL
TUNER DI
TUNER CE
IR SENSOR
SIGNAL DETECT
24C02SCK
24C02SDA
+5V
RESET
TUNER MODE
R31
C5
100K
101P
10U/50V
C1
R30
C4
100K
101P
R52
47K
R49
47K
R50
47K
R51
47K
GND
3
J1
1
2
3
4
5
1
2
3
4
5
6
7
8
13
12
15
14
31
19
18
9
17
16
10
9
12
13
+7V
TO TUNED BOARD
IC13
89C51
P10
P11
P12
P13
P14
P15
P16
P17
INT1
INT0
T1
T0
EA/VP
X1
X2
RESET
RD
WR
VCC40GND
20
+5V
IC3C
C7
+
8
-
10U/50V
JRC084
IC3D
C6
+
14
-
10U/50V
JRC084
4053ABC
4051 A
4051 B
C28
4051 C
10u/50
SW_7
C12
SR_7
SL_7
10u/50
C_7
C13
10u/50
GND
C14
10u/50
R_7
L_7
C19
103 CBB
C20
15N CBB
C22
334 CBB
39
OKDETECT
P00
38
DELAY1
P01
DELAY2
37
P02
36
OK4052B
P03
35
OK4052A
P04
2313DATA
34
P05
2313CLK
33
P06
32
P07
21
BM2B(MENU)
P20
22
BM2A(MENU)
P21
BM1B(MVOL)
23
P22
24
BM1A(MVOL)
P23
25
6311 STB
P24
6311 CLK
26
P25
D IN
27
P26
28
D OUT
P27
62446_CLK
10
RXD
62446_CS
11
TXD
30
ALE/P
29
PSEN
10K
22K
R36
5
22K
R38
R35
R34
22K
22K
U7
M62446FP
R42
10K
DVDD
DATA
LATCH
DGND
AGND
SW OUT
SROUT
SLOUT
RBASS3
RBASS2
RBASS1
6
2
3
COUT
ROUT
LOUT
AVSS
RTRE
CLK
CL1
CL2
CR1
CR2
R40
22K
R41
22K
1
OUT4
2
OUT3
3
OUT2
4
OUT1
5
AVDD
6
SWIN
7
GNDS
8
SRIN
9
SLIN
10
GNDC
11
CIN
12
GNDR
13
RIN
14
GNDL
15
LIN
16
BYPASSR
17
BYPASSL
18
LTRE
19
LBASS3
20
LBASS2
21
LBASS1
OKDETECT
DELAY1
DELAY2
OK4052B
OK4052A
2313DATA
2313CLK
DGND
BM2B(MENU)
BM2A(MENU)
BM1B(MVOL)
BM1A(MVOL)
D OUT
D IN
6311 CLK
6311 STB
IR SENSOR
GND
+5V
-30V
-30V
+5V
GND
C9
101P
R39
IC3B
+
JRC084
C8
101P
10K
R37
IC3A
-
+
JRC084
+5D
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
CN7
1
2
3
4
TO DSP BOARD
5
6
7
8PIN
8
CN13B
1
5PIN
2
TO VFD BOARD
3
4
1
2
3
4
TO VFD BOARD
5
6
CN12B
7
8
8PIN
CN5A
1
3PIN
2
FROM AMP BOARD
3
R116
4053ABC
47K
R96
4051 A
4051 B
4051 C
L_6
R_6
C_6
SL_6
SR_6
SW_6
47K
R95
47K
R74
47K
C15
7
PRS
10U/50V
C10
1
10U/50V
C23
104
C2Z
GND
62446_CLK
62446_DATA
62446_CS
GND
GND
C64
10u/50
C67
100P
C21
C25
103 CBB
C26
15N CBB
C27
334 CBB
1
2
R44
47K
CN10B1
CON2
PRC
R43
47K
SW_6
SR_6
SL_6
C_6
R_6
L_6
-7V
C65
10u/50
C66
100P
GND
GND
C29
10U/50V
C30
10U/50V
C31
10U/50V
C32
10U/50V
C33
10U/50V
C34
10U/50V
R55
C67
47K
101P
47K
R54
10K
R
R72
C67
47K
101P
47K
R75
10K
R
R82
47K
1K
R88
R89
47K
1K
R81
R86
47K
1K
R85
R92
47K
1K
R93
R45
+12V +7V
R48
-12V -7V
IC4A
3
+
2
JRC4558D
47K
R73
C35
101P
IC4B
5
+
6
JRC4558D
47K
R94
C36
101P
IC5B
5
+
6
JRC084
5K6
R87
C44
101P
IC5C
10
+
9
JRC084
5K6
R80
C41
101P
IC5D
12
+
13
JRC084
5K6
R84
C42
101P
IC5A
3
+
2
JRC084
5K6
R111
C43
101P
Q1
47
S9014
C17
2K2
R47
ZD1
7V5
Q4
47
S9015
2K2
R46
ZD2
7V5
C40
1
10U/50V
C39
7
10U/50V
C59
7
10U/50V
C58
8
10U/50V
C60
14
10U/50V
C61
1
10U/50V
C18
47U/16
104
C16
10U/50V
C37
C24
47U/16
104
C11
10U/50V
CN9A
5PIN
+12V
-12V
+5V
OKIN
OKIN
GND
COUT
GND
SROUT
R76
SLOUT
LOUT
R77
R OUT
R115
COUT
+12V T
R112
+12V
SLOUT
-12V
R79
+5V
SROUT
GND
LOUT
ROUT
R60
100K
100k
R58
R61
R57
R62
R65
R63
R66
22K
22K
6
22K
5
22K
22K
R107
SL LEV
SR LEV
R LEV
L LEV
C LEV
SW LEV
L LEV
R LEV
C LEV
SL LEV
SR LEV
L LEV
R LEV
C LEV
SL LEV
SR LEV
SW LEV
470
470
470
470
470
R113
R109
100K
R110
100K
R101
R106
R105
R104
R103
R102
22K
L LEV
R78
47K
R LEV
R53
47K
C LEV
R114
47K
SL LEV
R90
47K
SR LEV
R91
47K
SW LEV
R83
47K
100K
10K
100K
10K
100K
10K
100K
10K
C45
R108
-
+
JRC4558D
1
2
TO DSP BOARD
3
4
5
CN3A
4PIN
1
2
TO AMP BOARD
3
4
CN10A1
7PIN
1
2
3
4
TO AMP BOARD
5
6
7
IC10B
5
HA17324
+
6
-
R59
IC10A
HA17324
3
+
2
-
R56
IC10C
10
HA17324
+
9
-
R64
IC10D
12
HA17324
+
13
-
R67
R108
47K
IC6B
7
IN4148
D7
7
100K
1
100K
8
100K
14
100K
R98
56K
S LEVEL
C48
1U
IN4148
D6
R LEVEL
C47
4.7U
D8
L LEVEL
IN4148
C49
4.7U
D9
C LEVEL
IN4148
C46
1U
C56
223M
2
R97
3
56K
C55
103
Title
Number RevisionSize
A2
Date: 30-Aug-2003 Sheet of
File: E:\BBKAV2~1\212TIN.SCH Drawn By:
IC6A
+
JRC4558D
R LEVEL
C LEVEL
L LEVEL
S LEVEL
SIG4051A
SIG4051B
13
14
15
12
11
10
1
R99
47K
321
CN5
12345
OK SCH
D
DSP OUT
2
1
DSP IN
CN2
5K6
273M
273M
104M
104M
MIC2 IN
C13
C14
28
17
27
R23
R22
470
26
RIN1
LIN1
RIN2
LIN2
RIN3
LIN3
68
470
C19
47/16
C29
C29
100
C28
100
C39
CLK
LOUT
DATA
DGND
VDD2AGND3REF1ROUT7RIN6LOUD R8ROUT R21BIN R20TRE R
C20
22/16
4U7
1K5
5
R20
6
470
R33
R37
R35
1K5
10
9
470
4U7
DELAY IN
C
R17
1K8
R18
1K5
R44
10K
B
A
MIC1
MIC2
C25
11
2U2
15
C26
10
2U2
14
C27
9
2U2
13
+12V
9
8
7
3
2
1
9
8
7
3
2
1
R19
10K
R32
R21
10K
1 2 3 4
C23
12
16
LIN
LOUD L
104M
C24
MIC1 IN
DELAY OUT
JRC4558D
IC5B
R31
22P
R36
22K
22P
19
BOUT L
104M
C15
7
22K
C36
IC5C
JRC4558D
8
C41
18
BIN L
273M
10/16
C32
10/16
C40
C16
C21
4
TRE L
LFOUT
RFOUT
LROUT
RROUT
5
273M
C22
MIC1 OUT
R34
MIC2 OUT
R12
OK2O
OK1O
R24 4K7
4K7
25
24
23
22
PT2313
R135K6
C18
2U2
2U2
C17
C30
2U2
R26
R27
R25
10K
10K
47K
R28
22K
R43
22K
GND
OKOUT
R29
22K
C31
2U2
12
13
C35
R30
3
2
R38
2K7
+12V
-12V
+5V
TO ECHO VOL
OK OUT
DSP OUT
DSP IN
47P
22K
4
JRC4558D
IC3A
11
14
JRC4558D
IC3D
R39
10K
C42
47P
1
C44
2U2
CN6
1234567
A
B
DATA
CLK
DGND
R48
1K
C33
2U2
R49
22K
R53
22K
FROM CPU
8
R10
OKDT
DEL2
DEL1
13
OKO
DELI
X
DSPO
10K
R9
10K
R50
10K
OKI
3
Y
DSPI
TO DEL
X012X114X215X311Y01Y15Y22Y34INH6A10B9VEE
C432U2
C12
R47
15K
562M
C11
+5V
R11
10
R14
10K
1U
R15
10K
C9
C10
100/16
104
Title
Number RevisionSize
A4
Date: 30-Aug-2003 Sheet of
File: E:\BBKAV2~1\212TOK.SCH Drawn By:
4052
7
C1
R4
R5
13
LPFI2
12
OP2I
R6
10K
823M
11
C7
OP2O
561
C8
16
LPFI1
15K
15
LPFO1
C5
14
LPFO2
10K
561
VCC1REF2AGND3DGND4CLKO5VCO6CC17CC0
C4
47/16
R3
22K
AV212T-OK
R8
10K
R7
10K
R51
10K
10
C3
332M
OP1I
104M
C2
9
8
104M
4
C6
OP1O
823M
PT2399
R2
100K
Q2
9014
R1
47K
Q1
9014
R52
100K
Q3
9014
R16
10K
TO ECHO VOL
D
C
B
A
321
+5V
CN13A
BM2B(MENU)
D
1
BM2A(MENU)
2
BM1B(MVOL)
3
BM1A(MVOL)
4
4PIN
CN16A
1
2
3
3PIN
CN15A
3
2
1
3PIN
LED6
LED
-30V
R19
1K
R25
3K
G120G221G322G423G524G625G726G827G9
VFD
HJ3005AW
32
28
G1029G1130G1231G13
4
D
1
2
CN12A
8PIN
8
7
6
5
4
3
2
1
-30V
+5V
GND
IR
STB
CLK
Din
Dout
REMOTE
SENSOR
DEL
MIC
C1
47/16
-30V+5V
ECHO
D1
7V5
R9
10K
AUXMUTE
R11
CD
+5V
R1
R2
R10
R8
10K
220
100
100
220
R7
10K
R5
BAL
TRE
R6
10K
10KR410K
D2IN4148
D3IN4148
D4IN4148
D5
F11F22P13P24P35P46P57P68P79P8
10
23
14
13
Key4
12
Key3
11
Key2
10
Key1
9
STB
8
CLK
7
NC
6
Din
5
Dout
4
SW4
3
SW3
2
SW2
1
SW1
56K
Seg115Seg216Seg317Seg418Seg519Seg620Seg721Seg822Seg9
VDD
LED4
LED3
LED2
LED1
Vss51OSC
46
47
48
49
50
52
26
Seg13
Seg14
Seg1024Seg1125Seg12
Seg15
Seg16
G540G441G342G243G144Vdd45LED5
G12
G11
Vdd
Vee
G10
U40
27
28
29
30
31
32
33
34
35
36
G9
37
G8
38
G7
39
G6
PT6311
P911P1012P1113P1214P1315P1416P1517F318F4
+5V
19
C
B
AC5V
2PIN
C
B
IN4148
A
S
1 2 3 4
AC-3
BAS
VCD
DVDCEN
Title
Number RevisionSize
A4
Date: 30-Aug-2003 Sheet of
File: E:\BBKAV2~1\212TDISP.SCH Drawn By:
AV212T-DISPLAY
A
7654321
8
D
C50
47uF/35V
R632K R61
3K3
C51 1uF
CIN
33K
R56
C
47uF/35V
C39 1uF
SRIN
R49
33K
CN3B
CIN
1
GND
2
SRIN
3
SLIN
4
4PIN
B
A
CN4B
+12V T
1
+12V
2
-12V
3
+5V
4
GND
5
LIN
6
RIN
7
7PIN
C35
47uF/35V
C33
SLIN
1uF
R28
33K
Q25
Q24
5551
5551
332M
C45
R55
47K
C43
47U/50
C36
R392K R37
3K3
Q20
Q19
5551
5551
332M
C41
R48
47K
C42
47U/50
R352K R33
3K3
Q15
Q14
5551
5551
332M
C53
R105
R34
47K
1K2
C30
47U/50
R60
100
Q26
5551
Q23
5401
D21
R59
4148
101
C48
27K
R54
R62
47/35
1K2
C44
C49
47U/50
Q18
5401
C38
101
27K
R47
R38
C40
1K2
47/35
C37
47U/50
Q13
5401
C32
101
27K
R27
47/35
C31
C34
47U/50
220
R52
R58
3K9
10
Q22
R53
1K
R36
100
R46
3K9
R45
1K
R32
100
R26
3K9
R25
1K
5401
R51
100
Q17
5551
D18
4148
R41
220
R40
10
Q21
5401
R44
100
5551
Q16
D16
4148
R31
220
R30
10
Q12
5401
R24
100
0.47/3W
0.47/3W
0.47/3W
0.47/3W
+VCC2
Q52
C5196
4K7
R50
R57
22K
R97
R98
Q51
A1939
-VCC2
+VCC2
Q49
C5196
4K7
R42
R96
0.47/3W
R95
0.47/3W
Q50
A1939
-VCC2
+VCC2
Q48
C5196
4K7
R29
R106
R94
22K
R93
Q47
A1939
-VCC2
ERROR
D23
4148
Q28
5551
2U2
C47
C OUT
R3
10/0.5W
D20
4148
C10
104
ERROR
D22
4148
Q27
5551
2U2
R43
C46
22K
SR OUT
R2
10/0.5W
D19
4148
C9
104
ERROR
D17
4148
Q11
5551
2U2
C29
SL OUT
R1
10/0.5W
D17
4148
C8
104
+VCC1 +VCC2
C68 4u7
RIN
R92
33K
+VCC1 +VCC2
C55 4u7
LIN
R68
33K
L OUT
R OUT
56K
56K 56K 56K 56K
471
C67
471
C54
SL OUT
C13
220/25
C14
220/25
36V
D32
C OUT
SR OUT
R91 2K R90
Q42
5551
R88
100
-VCC1
R67 2K R66
Q32
5551
R72
100
D3136V
-VCC1
ERROR
Q41
5551
R82
10K
R80
2K2
R77
10K
R75
2K2
4148X4
R81
C65
220uF/16V
C57
101
R68
C58
220uF/16V
30K
Q38 5551
30K
Q34
C16 103
R89
390
Q40
Q39
5401
5401
101
C64
R104
2k2
Q37
5551
VR1
470
R107
R79
100
R65
390
Q30
5401
5551
R74
100
R11
1M
Q4
9015
C15
220/25
390
R78
100
Q29
5401
R108
101
2k2
C52
Q33
5551
VR2
470
R109
390
R73
100
Q2
9014
C63
33P
Q57
5551
C3
4U7
C62
33
C56
33P
Q58
5551
C4
4U7
C59
33
Q3
9014
2K
101
C65
R87
100
R86
1K2
2K
Q31
5551
R71
100
R70
1K2
Q1
9014
GND
Q46
TIP41
R102
220/0.5W
Q45
TIP42
Q43
TIP41
R69
220/0.5W
Q44
TIP42
0.25/5W
0.25/5W
0.25/5W
0.25/5W
R102
R101
R99
R100
Q56
C5198
Q55
A1939
Q53
C5198
Q54
A1939
L OUT
R OUT
SL OUT
C OUT
SR OUT
-VCC2
-VCC2
ERROR
D30
4148
R84
4K7
R83
22K
R103
4K7
22K
R64
RELAY2
3
RELAY1
IN4148
D4
Q36
5551
C61
2U2
L1
R OUT
L1
D28
4148
D24
4148
+VCC3
R5
10/3W
C12
104
ERROR
D29
4148
Q35
5551
2U2
C60
L2
L OUT
L1
R4
10/3W
C11
104
LOUT
GND
GND
ROUT
SLOUT
GND
COUT
GND
GND
SROUT
D
C
B
A
Title
Number RevisionSize
A2
Date: 30-Aug-2003 Sheet of
1 2 3 4 5 6 78
File: E:\BBKAV2~1\212TMAIN.SCH Drawn By:
321
+VCC1
Q8
Q10
Q9
5401
D13
5551
D12
Q5
5551
D9 5V6
Q7
5551
D11
12V6
5551
12V6
D14
30V
5V6
R14
560/1W
C28
100uF/35V
C27
100uF/16V
C24
100uF/16V
C26
100uF/16V
C74
100uF/16V
R16
100/1W
R15
560/1W
R14
560/1W
R12
150/5W
C19
47uF/16V
C22
47uF/16V
R22
560
35V/22uF
C22
C20
47uF/16V
C17
47uF/16V
R23
2K2
R21
2K2
R18
2K2
R20
2K2
104
+
8A100V
104
104
C6
470uF/50V
C5
470uF/50V
C7
220uF/35V
-
-VCC1
+VCC3
+VCC2
3
4
C1
6800uF/50V
C2
6800uF/50V
-VCC2
D3 1N4004
D
C
B
AV220V/50Hz
FUSE 3.15A
BY2300A
BY2300B
SW1
AC6.5V
AC35V
AC25V
GND
GND
AC25V
AC35V
0V
CN1
CN2
CN2
35V
CN1
CN2
3
25V
2
GND
1
GND
3
25V
2
35V
1
FUSE1
6A
FUSE2
6A
3
2
1
3
2
1
1
2
R01
39/5W
D1
1N4004
D2
1N4004
C73
C72 104
1
AC
2
AC
ZD
C70
C71
4
D
CN5B
-30V
3
+5V
2
GND
1
3PIN
CN10A1
+12V T
+12V
-12V
+5V
GND
LOUT
ROUT
1
2
3
4
5
6
7
7PIN
C
B
R13
270/5W
47uF/16V
C18
A
1 2 3 4
Q6
5401
R19
2K2
D10
12V6
Title
Number RevisionSize
A4
Date: 30-Aug-2003 Sheet of
File: E:\BBKAV2~1\212TPOWE.SCH Drawn By:
C25
470uF/16V
AV212T-POWER
A
刘志军
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