BBK AV212T User manual

AV212T DIGITAL SURROUND
HOME THEATRE AMPLIFIER
SERVICE MANUAL
SM 001/03

CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT
REMOVE COVER
(OR BACK)NO USER - SERVICEABLE
PARTS INSIDE
The lightning flash with arrowhead
equilateral triangle,
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.
symbol, with an
is intended to alert you to the
The exclamation point within an
important
operating and maintenance (servicing) instructions
in the literature accompanying the appliance.
equilateral triangle
is intended to alert you to the presence of
220V AC,50/60Hz.Voltages :

Power AC220-240V/50Hz
Max Power Consumption 300W
Out impedance
Recommended impedance 4-8ohm
The Separation Degree of All Channel 45dB
Input Sensitivity/Impedance
Input Sensitivity/Impedance
Radio
Microphone
Line in
All channel
Frequency Respondence
All channel
Signal-to-Noise Ratio
All channel
Distortion of Total Harmonic
Output Power(RMS)
All five channel state
Standard Stereo:(20-20KHz, 0.1%THD 6ohm) 100W+100W
80W 5
0.1% 1kHz 10W 8ohm
20Hz-20kHz +0.5,-0.5dB
85dB
0.707v/51kohm
0.707v/51kohm
0.5mv-100mv/2kohm
Tuning Range
Tuning Step
FM
FM
AM
AM
87.5-108.0MHz
50KHz
530-1710Hz
9Hz/10Hz
AV212T HOME THEATRE AMPLIFIER
SPECIFICATIONS

component name specification package
1carbon film
resistor 47 1/4W FTP =10mm R45
2carbon film
resistor 100 1/4W FTP =10mm R48
3carbon 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
4carbon film
resistor 680 1/4W FTP =10mm R29
5carbon film
resistor 1K 1/4W FTP=10mm R81 R85 R88 R93
6carbon film
resistor 2.2K 1/4W FTP=10mm R46 R47
7carbon film
resistor 5.6K 1/4W FTP=10mm R80 R84 R87 R111
8carbon film
resistor 10K 1/4W FTP=10mm R37 R39 R42 R57 R58 R65 R66
R70 R71 R68 R69 R117 R54
9carbon 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 explaination
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 inductance 1HFTP=10mm L1
36 integrate circuit HCF4051B F DIP16 IC1 IC7 IC11
37 integrate circuit HCF4053B F 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 ilsbe d 2P 2. 5space CN7B
52 ne ilsbe d 5P 2. 5space CN13B
53 ne ilsbe d 8P 2. 5space CN12B
54 AV sole-core
outlet AV4-8.4- 13 white-red
55 AV sole-core
outlet AV6-8.4- 13B yellow-white-red
56 DIP40 IC13
57 volta ic wire 20# 60mm with
auris
58 lined route 2P2. 5 space
360mm CN10B1
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,CN10A1

component name specification package
1carbon film
resistor 10 1/4W FTP =10mm R12
2carbon film
resistor 100 1/4W FTP =10mm R1 R2
3carbon film
resistor 220 1/4W FTP =10mm R10 R11
4carbon film
resistor 2.2K 1/4W FTP=10mm R19
5carbon film
resistor 10K 1/4W FTP=10mm R4 R5 R6 R7 R8 R9 R25
7elect.cap. 47U/16V FTP=2.5mm C1
8diode IN4148 FTP=10mm D2 D3 D4 D5 LED
9zenzer diode 7V5 1/2W FTP=10mm D1
10 integrate circuit PT6311 52 feet U2
11 remote c ontrol
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 HJ3005A W
17 touch ke y-pre ss KFC- A07-02 12mm*12mm*7mm DELAY ECHO AC-3 DVD VCD
CK AUX MIC1 MIC2 SUR CEN
18 ne ilsbe d 2P2. 5space inser t
crookedly
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
cushion
10MM*10MM*5M
Mblack
AV212T display board
no. description quantity/
unit components position no. additional explaination

component name specification package
1carbon film
resistor 10 1/4W FTP =10mm R11
2carbon film
resistor 68 1/4W FTP =10mm R23
3carbon film
resistor 470 1/4W FTP =10mm R22 R32 R33 R37
4carbon film
resistor 1K 1/4W FTP=10mm R48
5carbon film
resistor 1.5K 1/4W FTP=10mm R18 R20 R35
6carbon film
resistor 1.8K 1/4W FTP=10mm R17
7carbon film
resistor 2.2K 1/4W FTP=10mm R40
8carbon film
resistor 4.7K 1/4W FTP=10mm R24 R34
9carbon 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 explaination

32 integrate circuit HCF4052B E 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 ilsbe d 8P 2. 5 space CN118
37 ne ilsbe d 5P 2. 5 space CN148
38 ne ilsbe d 3P 2. 5space CN1B
39 ne ilsbe d 3P 2. 5space insert
crookedly 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
EC162102E1B-
HA1-24P 5-
KQ200B120-N
2VOL1 VOL2
46 switch
47 flat ribbon wire 2P 2. 5 space
100mm CN7A

component name specification package
1high voltage AC
cap. 0.1 f/275V Ftp=15mm CK1,CK2
2high voltage ca p. 103/1KV Ftp=10mm CK4,CK3
3flat ribbon wire 2P2. 5space 150mm JK7
4ne ilsbe d 3P 3. 96VH JK2,JK3,JK5
5relay JQX-14F K1
6inductance 16 filter L1
7power supply
switch SW-3-T20 SW1
8jumper wire 22mm F2
AV212T power supply board
no. description quantity/
unit components position no. additional explaination

component name specification package
1carbon film
resistor 4.7 1/4W FTP =10mm R805 R806
2carbon film
resistor 10 1/4W FTP =10mm R30 R40 R58
3carbon film
resistor 100 1/4W FTP =10mm R24 R32 R36 R44 R51 R60 R71
R72 R87 R88 R73 R74 R78
4carbon film
resistor 220 1/4W FTP =10mm R31 R41 R59
5carbon film
resistor 390 1/4W FTP =10mm R85 R89
6carbon film
resistor 560 1/4W FTP =10mm R22
7carbon film
resistor 750 1/4W FTP =10mm R107 R109
8carbon film
resistor 1K1/4W FTP =10mm
9carbon 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 explaination

25 carbon film
resistor
100 FTP=15mm R14 R15 R16 R804
26 carbon film
resistor
75 FTP=15mm R17
27 me ta l film re sis tor 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 PA 0630-HA 1-B501H R VR1 VR2
31 ne ilsbe d TCJ2 CN2 CN1
32 ne ilsbe d 3P 3. 96VH J801
33 ne ilsbe d 2P 2. 5 space J802
34 ne ilsbe d 3P 2. 5 space CN5B
35 ne ilsbe d 4P 2. 5space CN3B
36 ne ilsbe 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. 1F/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 tr iple units 11 feet RELAY4

component name specification package
1plane type brac ket H14mm 4fixed main board
2pla stic pilla r 6*2.5*10 6fixed mic boa rd .C PU board
3cable tie 3*80mm 10 fixed flat ribbon wire black
4pla stic pilla r 6*2.5*20 4fixed power supply board
5pla stic pilla r 6*3.5*20 8fixed sreen board
6pla stic pilla r 6*3.5*30 1fixed mic seat
7red insulated pa per
cushion 312 for a djusting the s crews on the pane l
8plan washer 311 fixed power tube, br idge re ctifier
9spring wa sher 311 fixed power tube, br idge re ctifier
10 nut 31fixed bridge rectifier
11 plan washer 2fixed transformer
12 spring wa sher 2fixed transformer
13 nut 2fixed transformer
14 triangle tapping
screw 10 fixed power tube
15 triangle tapping
screw 23 fixed CP U boa rd, powe r supply board,mic board,radiat or
16 triangle tapping
screw 11 fixed input board,output boar d,rec eiver
17 triangle thin tooth
like screw 6fixed transformer, fe et a t the bottom of the machine
18 triangle thin tooth
like screw 36 fixed support ba r,pane l,rear panel,power supply switc h,ste p select board
19 triangle thin tooth
like screw 4fixed cover golden
20 triangle thin tooth
like screw STB3*8HAU 3fixed cover golden
21 screw with washer MPW 3*14HNI 1fixed bridge rectifier
22 screw with washer MPW 3*4HNI 12 fixed side bar,lens
23 sink head MF3*6ZN 2fixed big support bar white
24 normal screw MB3*24NI 8fixed sreen board
25 normal screw MB3*33NI 1fixed mic socket bracket
26 panel 1
27 main volume knob 50*20 1rachis
28 tuner knob 41.3*20 1rachis
29 power switch cap 1
30 touch pow er
switch 14
31 lens 192*41*2 1stick plastic pillar need process blue
32 powe r sw itch
decorate chart 1
33 panel side bar 2
34 feet at the bottom
of the mac hine 4
35 machine bottom 1
36 rear board 1
AV212T configuration
no. description quantity/
unit components position no. additional explaination

37 long support
bar(left) 1
38 long support
bar(right) 1
39 short support bar 2
40 powe r sw itch
bracket 1
41 mic socket fixed
bar 1
42 transformer cover 1
43 L type small
bracket 2step select board
44 round trans forme r 212T 1 set including the screws
45 square transfor mer 1
46 BBK metal brand BBK 1
47 big radiator AV212T 1
48 bridge rectifier
radiator
49 silic on gr e as e 10g
50 card along with the
machine 1
51 red glue suitable for fixing the na med parts
52 high pressure
prote ct c over 1install on the switch black
53 single side sponge
glue 30*20*10 1install on the ok boa rd black
54 receiver T-939SH 1 1
55 double side sponge
glue 20*20*5 3
56 outer water-proof
plastic ba g (big) special use 1pcs
57 inside water -proof
plastic bag (small) special use 1pcs
dr ill sma ll
ventilate
holes
58 accessories plastic
bag (small) 1pcs
dr ill sma ll
ventilate
holes
59 poly 1 group four piec es
60 carton box 1pcs
61 remote c ontrol
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 manual AV211T 1 copy
68 remote c ontroller 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

12345678
A
B
C
D
8
7654321
D
C
B
A
Title
Number RevisionSize
A2
Date: 30-Aug-2003 Sheet of
File: E:\BBKAV2~1\212TIN.SCH Drawn By:
OUT3
2
OUT2
3
OUT1
4
AVDD
5
SWIN
6
GNDS
7
SRIN
8
SLIN
9
OUT4
1
GNDC
10
CIN
11
GNDR
12
RIN
13
GNDL
14
LIN
15
BYPASSR
16
BYPASSL
17
LTRE
18
LBASS3
19
LBASS2
20
LBASS1
21 RBASS1 22
RBASS2 23
RBASS3 24
RTRE 25
CR2 26
CR1 27
CL2 28
CL1 29
AVSS 30
LOUT 31
ROUT 32
SLOUT 34
SROUT 35
SW OUT 36
AGND 37
DGND 38
LATCH 39
DATA 40
CLK 41
COUT 33
DVDD 42
U7
M62446FP
C28
10u/50
C12
10u/50
C13
10u/50
C14
10u/50
C19
103 CBB C20
15N CBB
C22
334 CBB
GND
GND
+7V
GND
C23 104
GND
62446_CS
62446_DATA
62446_CLK
+5D
SW_1
SR_1
SL_1
C_1
R52
47K
R49
47K
R50
47K
R51
47K
C26
15N CBB
C27
334 CBB
C25
103 CBBGND
C65
10u/50
C64
10u/50
-7V
C21
C2Z
SW_6
SR_6
SL_6
C_6
R_6
L_6
SW_7
SR_7
SL_7
C_7
L_7
R_7
GND
C67
100P C66
100P
GND
EA/VP
31
X1
19
X2
18
RESET
9
RD
17
WR
16
INT0
12 INT1
13
T0
14 T1
15
P10
1
P11
2
P12
3
P13
4
P14
5
P15
6
P16
7
P17
8
P00 39
P01 38
P02 37
P03 36
P04 35
P05 34
P06 33
P07 32
P20 21
P21 22
P22 23
P23 24
P24 25
P25 26
P26 27
P27 28
PSEN 29
ALE/P 30
TXD 11
RXD 10
VCC
40
GND
20
IC13
89C51
D OUT
D IN
6311 CLK
6311 STB
IR SENSOR
BM1A(MVOL)
BM1B(MVOL)
BM2B(MENU)
BM2A(MENU)
RESET
+5V
+5V
SIGNAL DETECT
LEVEL COMPARE
X0
12
X1
13
Y0
2
Y1
1
Z0
5
Z1
3
INH
6
A
11
B
10
C
9
X14
Y15
Z4
VDD 16
VSS
8
VEE
7
U1 4053
AC3SR
AC3SL
AC3C
PRS
PRS
PRC
-5V
+5V
X0
13
X1
14
X2
15
X3
12
X4
1
X5
5
X6
2
X7
4
INH
6
A
11
B
10
C
9
X3
VDD 16
VSS
8
VEE
7
IC1
4051
X0
13
X1
14
X2
15
X3
12
X4
1
X5
5
X6
2
X7
4
INH
6
A
11
B
10
C
9
X3
IC7 4051
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
B13
B14
R1 470
R2 470
R3 470
R4 470
R5 470
R6 470
R7 470
R8 470
R9 470
R10 470
R11 470
R12 470
R13 470
R14 470
R15 47K
R16 47K
R17 47K
R18 47K
R19 47K
R20 47K
R21 47K
R22 47K
R23 47K
R24 47K
R25 47K
R26 47K
R27 47K
R28 47K
1
2
3
4
J1
VCD RIN
AUX RIN
CD RIN
DVD RIN
AC-3 RIN
AC-3 LIN
DVD LIN
CD LIN
AUX LIN
VCD LIN
AC-3 SL
AC-3 SR
AC-3 C
AC-3 SW SW_1
SR_1
SL_1
C_1
RI
LI
4051 C
4051 B
4051 A
4051 A
4051 B
4051 C
4053ABC
4051 A
4051 B
4051 C
4053ABC
+12V
OKDETECT
DELAY1
DELAY2
OK4052B
OK4052A
2313DATA
2313CLK
62446_CLK
62446_CS
62446_DATA
A0
1
A1
2
A2
3
GND
4SDA 5
SCK 6
WP 7
VCC 8
1C9
24C02
SIG4051B
SIG4051A
24C02SDA
24C02SCK
24C02SCK
24C02SDA
TUNE R
TUNE L
GND
8 4
3
21
HA17358
9013
DGND
+5V
SIGNAL DETECT
LEVEL COMPARE
SIG4051B
SIG4051A
TUNER DO
TUNER CL
TUNER DI
TUNER CE
TUNER MODE
TUNER IN
1
2
3
4
5
J1
TUNER DO
TUNER CL
TUNER DI
TUNER CE
TUNER MODE
GND
1
2
3
J2
+12V
3
21
+
-
IC4A
JRC4558D
5
67
+
-
IC4B
JRC4558D
3
21
+
-
IC5A
JRC084
5
67
+
-
IC5B
JRC084
10
98
+
-
IC5C
JRC084
12
13 14
+
-
IC5D
JRC084
3
21
+
-
IC6A
JRC4558D
5
67
+
-
IC6B
JRC4558D
C29
10U/50V
C30
10U/50V
C31
10U/50V
C32
10U/50V
C33
10U/50V
C34
10U/50V
C39
10U/50V
C40
10U/50V
C58
10U/50V
C59
10U/50V
C60
10U/50V
C61
10U/50V
R55
47K
R54
47K R73 47K
R78
47K
R76
470
C35
101P
C67
101P
R72
47K
R75
47K R94 47K
R53
47K
R77
470
C36
101P
C67
101P
R82
47K
R88
1K R87 5K6
R114
47K
R115
470
C44
101P
R89
47K
R81
1K R80 5K6
R90
47K
R112
470
C41
101P
R86
47K
R85
1K R84 5K6
R91
47K
R79
470
C42
101P
R92
47K
R93
1K R1115K6
R83
47K
R107
22K
C43
101P
R10847K
R98
56K
R97
56K
R99
47K
R100
470
C56 223M
C55
103
C57
10U/50V
C45 R108
3
21
+
-
IC3A
JRC084
5
67
+
-
IC3B
JRC084
10
98
+
-
IC3C
JRC084
12
13 14
+
-
IC3D
JRC084
R30
100K
R31
100K
R32
100K
R33
100K
R34 22K
R35 22K
R36 22K
R37 10K
R38 22K
R39
10K
R41
22K
R42
10K
R43
47K
R44
47K
R40
22K
C1
10U/50V
C2
10U/50V
C6
10U/50V
C7
10U/50V
C10
10U/50V
C15
10U/50V
C4
101P
C5
101P
C8 101P
C9 101P
LI
RI
PRC
PRS
R10K
R10K
LOUT
COUT
SLOUT
SROUT
SWOUT
SW_6
SR_6
SL_6
C_6
R_6
L_6
OKIN
1
2
3
4
CN3A
4PIN
1
2
3
4
CN13B
5PIN
1
2
3
4
5
6
7
CN10A1
7PIN
R109 100k
R113 100K
R110100K
R101100K
R102 22K
R103 22K
R10422K
R10522K
R10622K
3
21
+
-
IC10A
HA17324
5
67
+
-
IC10B
HA17324
10
98
+
-
IC10C
HA17324
12
13 14
+
-
IC10D
HA17324
R60 100K
R61 100K
R62 100K
R63 100K
R59 100K
R56 100K
R64 100K
R67 100K
R58 10K
R57 10K
R65 10K
R66 10K
D6 IN4148
D7 IN4148
D8
IN4148
D9
IN4148 C46
1U
C47
4.7U
C48
1U
C49
4.7U
X0
13
X1
14
X2
15
X3
12
X4
1
X5
5
X6
2
X7
4
INH
6
A
11
B
10
C
9
X3
VDD 16
VSS
8
VEE
7
IC11
4051
L_7
R_7
C50
104
R69
10K
R68 10K
R45 47
R47 2K2
Q1
S9014
ZD1
7V5 C16
10U/50V
C17
47U/16 C18
104
R48 47
R46 2K2
Q4
S9015
ZD2
7V5 C11 10U/50V
C37
47U/16 C24 104
+12V +7V
-12V -7V
-5V
+5V
+5VD
+5VD
R70
10K
R71
10K
D10
IN4148
C53
104
C54
10U/16
Q2
9015
+5VD
S LEVEL
R LEVEL
L LEVEL
C LEVEL
S LEVEL
R LEVEL
L LEVEL
C LEVEL
4051 A
4051 B
4051 C
4053ABC
R116
47K
R96
47K
R95
47K
R74
47K
1
2
3
4
5
6
7
8
CN7
8PIN
1
2
3
4
5
6
7
8
CN12B
8PIN
1
2
3
4
5
CN9A
5PIN
D OUT
D IN
6311 CLK
6311 STB
BM1A(MVOL)
BM1B(MVOL)
BM2B(MENU)
BM2A(MENU)
OKDETECT
DELAY1
DELAY2
OK4052B
OK4052A
2313DATA
2313CLK
DGND
IR SENSOR
GND
+5V
-30V
+12V
-12V
+5V
OKIN
GND
GND
COUT
SROUT
SLOUT
+12V T
+12V
-12V
+5V
GND
LOUT
ROUT
1
2
3
CN5A
3PIN
-30V
+5V
GND
1
2
CN7B
TUNED MODE
TO TUNED BOARD
FROM AMP BOARD
TO DSP BOARD
TO VFD BOARD
TO VFD BOARD
TO DSP BOARD
TO AMP BOARD
TO AMP BOARD
SW LEV
R LEV
L LEV
C LEV
SL LEV
SR LEV
SW LEV
R LEV
L LEV
C LEV
SL LEV
SR LEV
R LEV
L LEV
C LEV
SL LEV
SR LEV
R LEV
L LEV
C LEV
SL LEV
SR LEV
SW LEV
R OUT
SINGAL
SINGAL
1 2
CN10B1
CON2

1 2 3 4
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C
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ATitle
Number RevisionSize
A4
Date: 30-Aug-2003 Sheet of
File: E:\BBKAV2~1\212TOK.SCH Drawn By:
R19
10K
R22
470
5
6
7
IC5B
JRC4558D
R20
1K5
C28
100
C36
22P
C12
1U
C11
562M C8
561
R15
10K
R14
10K
R4
15K R5 10K R6 10K
VCC
1
REF
2
AGND
3
DGND
4
CLKO
5
VCO
6
CC1
7
CC0
8OP1O 9
OP1I 10
OP2O 11
OP2I 12
LPFI2 13
LPFO2 14 LPFO1 15
LPFI1 16
PT2399
C5
561
C1 332M
C7
823M
C6
823M
R11
10 C10
100/16
C9
104 C4
47/16 R3 22K
C3
104M
C2
104M
+5V
R31 22K
C29 4U7
R33 470
R47
15K
R8
10K
R9
10K
R10
10K
R1
47K
R7
10K
R2
100K
Q1
9014
Q2
9014
-12V
+12V
+5V
1 2 3 4 5
CN5
1
2
CN2
1 2 3 4 5 6 7 8
CN6
X0
12
X1
14
X2
15
X3
11
Y0
1
Y1
5
Y2
2
Y3
4
INH
6
A
10
B
9
VEE
7
X13 Y3
4052
R21
10K
R32 470
8
9
10 IC5C
JRC4558D
R35
1K5
C39
100
C41
22P
R36
22K
C294U7
R37 470
C32
10/16
C40
10/16
R24 4K7
R34 4K7
RIN1
11
LIN1
15
RIN2
10
LIN2
14
RIN3
9
LIN3
13
VDD
2
AGND
3
REF
1
ROUT
7
RIN
6
LOUD R
8
ROUT R
21
BIN R
20
TRE R
5
RROUT 22
LROUT 23
RFOUT 24
LFOUT 25
TRE L 4
BIN L 18
BOUT L 19
LOUD L 12
LIN 16
LOUT 17
CLK 28
DATA 27
DGND 26
PT2313
C20
22/16
C24
104M C15 104M C16 273M C22 273M
C21
273M
C13
273M
C14
104M
C23
104M
C17
2U2
C18
2U2
C25
2U2
C26
2U2
C27
2U2
R17
1K8
R18
1K5
R135K6
R12
5K6
R26 10K
R27 10K
R25 47K
C30
2U2 R28
22K
R29
22K
C31
2U2
R30 22K
C35 47P
R39
10K
C42
47P
R38
2K7
C432U2
R49
22K
C44
2U2 R53
22K
R16
10K
C33
2U2
1
2
3
7
8
9
MIC1
1
2
3
7
8
9
MIC2
1
2
3
4
11
IC3A
JRC4558D
12
13
14
IC3D
JRC4558D
OKDT
DEL2 DEL1
A B
DATA CLK DGND
OKOUT
GND
DSP IN
DSP OUT
DELI
TO DEL
OKO DSPO OKI DSPI
MIC1 IN DELAY OUT
DELAY IN
MIC2 IN
TO ECHO VOL
DSP IN
DSP OUT
OK OUT
TO ECHO VOL
OK1O
OK2O
MIC2 OUT
MIC1 OUT
C19
47/16
R23
68
+12V
OK SCH
FROM CPU
R44
10K
R43
22K
AV212T-OK
R48
1K
R52
100K
R51
10K
Q3
9014
R50
10K

1 2 3 4
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ATitle
Number RevisionSize
A4
Date: 30-Aug-2003 Sheet of
File: E:\BBKAV2~1\212TDISP.SCH Drawn By:
SW1
1G6 39
G7 38
G8 37
G9 36
G10 35
Vee 34
Vdd 33
G11 32
G12 31
Seg16 30
SW2
2SW3
3SW4
4Dout
5Din
6NC
7CLK
8STB
9Key1
10 Key2
11 Key3
12
VDD 14
Key4
13
Seg1 15 Seg2 16 Seg3 17 Seg4 18 Seg5 19 Seg6 20 Seg7 21 Seg8 22 Seg9 23
Seg10 24 Seg11 25 Seg12 26
G5
40 G4 41 G3 42 G2 43 G1 44 Vdd 45 LED5 46 LED4 47 LED3 48 LED2 49 LED1 50 Vss 51 OSC 52
Seg15 29
Seg14 28
Seg13 27
U40
PT6311 +5V
1
2
3
4
5
6
7
8
CN12A
8PIN
R11 220
R6
10K
R7
10K
R8
10K
R9
10K
R10 220
R5
10K
R4
10K
+5V
-30V+5V R1 100
R2 100
D1
7V5
1
2
AC5V
2PIN
56K
BAL
TRE
VCD
BAS
CD
AUXMUTE
ECHO
AC-3
DVDCEN
S
MIC
DEL
D2IN4148 D3IN4148 D4IN4148 D5
IN4148
IR
-30V
+5V
GND
STB
CLK
Din
Dout
F1
1
F2
2
P1
3
P2
4
P3
5
P4
6
P5
7
P6
8
P7
9
P8
10
P9
11
P10
12
P11
13
P12
14
P13
15
P14
16
P15
17
F3
18
F4
19
G1 20 G2 21 G3 22 G4 23 G5 24 G6 25 G7 26 G8 27 G9 28
G10 29 G11 30 G12 31 G13 32
VFD
HJ3005AW
1
2
3
4
CN13A
4PIN
1
2
3
CN16A
3PIN
1
2
3
CN15A
3PIN
C1
47/16
AV212T-DISPLAY
REMOTE
SENSOR
BM1A(MVOL)
BM1B(MVOL)
BM2B(MENU)
BM2A(MENU) R19
1K
R25
3K
+5V
-30V
LED6
LED