1
SeçãoModelo que utiliza mecanismo similar MHC-RG222
CDTipo de Mecanismo do CD CDM74-F1BD81
Modelo de Unidade Ótica KSM-215DCP/C2NP
Seção Modelo que utiliza mecanismo similar MHC-RG222
Toca Fitas Tipo de Mecanismo da Toca Fitas CWM43FF-05
MANUAL DE SERVIÇO Brazilian Model
MHC-RG777W(HCD-RG777W)
Caixas acústicas frontaisPotência de saída RMS: 120 + 120 watts (6 ohms a 1 kHz, 10% THD) Potência de saída PMPO: 4.200W
SubwooferPotência de saída RMS: 140 watts (6 ohms a 50 Hz, 10% THD)
EntradasGAME INPUT AUDIO L/R (tomadas RCA):
Sensibilidade 250 mV, impedância 47 kilohmsGAME INPUT VIDEO (tomada RCA):
1Vp-p, 75 ohms
SaídasPHONES (minitomada estéreo):
aceita fone de ouvido de 8 ohms ou mais VIDEO OUT (tomada RCA):
nível máx. de saída 1Vp-p, não balanceado, sincronismo negativo,impedância de carga de 75 ohms
SPEAKER: aceita impedância de 6 a 16 ohms SUB WOOFER OUT: aceita impedância de 6 a 16 ohms
ESPECIFICAÇÕES
Reprodutor de CDSistema Sistema de áudio digital de disco compacto Laser Laser semiconductor ( =770 – 810 nm)
Duração da emissão: contínuaResposta de freqüência 2 Hz – 20 kHz (±0,5 dB)Relação sinal-ruído Maior que 90 dBFaixa dinâmica Maior que 90 dB
Reprodutor de fitaSistema 4 pistas, 2 canais estéreoResposta de freqüência 50 – 13.000 Hz (±3 dB), usando fita cassete
Sony TYPE IWow e flutter Menor que 0,3% W. RMS (DIN)
Rádio
Sintonizador de FM Faixa de sintonização 87,5 – 108,0 MHzAntena Antena monofilar de FMTerminais de antena 75 ohms não balanceadoFreqüência intermediária 10,7 MHz
Sony CorporationSony Brasil Ltda.
Engenharia da Qualidade© 2004. 07
– Continua na próxima página -
SISTEMA COMPACTO DE SOM
HCD-RG777W é a seção de Sintonizador, toca-fitas,CD e Amplificador do MHC-RG777W.
Amplificador
λ
FM estéreo, sintonizador super-heteródino de FM/AM
Instruções doAcrobat Reader
TMR-HT1Transmissor
Versão 1.2 04 2005
www. xiaoyu163. com
QQ376315150 992894298
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MHC-RG777W(HCD-RG777W)
5-2. DIAGRAMAS EM BLOCOS – SEÇÃO CD —
(Page 28)
(Page 29)
(Page 28)
OPTICAL PICK-UPBLOCK
(KSM-215DCP)
LDDRIVER
Q10
+1.7V+3.3V
LD
GND
FOCUSCOIL
F+
F
T+
TTRACKING
COIL
IC251
S101(LIMIT)
X17116.9344MHz
+3.3V
SL/SP MOTORDRIVER
IC101RF AMP
16
7
15
17
18
VR
PD
19
20
21
22
5
30
3
24MUTE
CH2OUT-F
CH1FIN
CH1RIN
CH2FIN
CH3FIN
OPIN+
CH2OUT-R
CH1OUT-R
CH1OUT-F
CH4OUT-R
CH4OUT-F
CH3OUT-F
CH3OUT-R
M
M
M101(SPINDLE)
M102(SLED)
VC
VCC
A
B
C
D
E
F
DETECTOR
A
B
E19
F20
LD36
PD37
TFDR11
SSTP7
FFDR13
SFDR9
MPD6
95XTACN
100XRST
102DATA
104XLAT
105CLOCK
86AOUT2
81AOUT1
71DOUT
61PCMDI
62LRCKI
63LRCK
65PCMD
DIGITAL SIGNAL PROCESSOR
IC301
2140
SDO011
LRCKIA16
SFSY/LRCKIB19
SDIO14
77 XTAO
78 XTAI
55VDD
VDD
VDDM
26
27
C28
D29
107SENS
XTACN
XRST
DATA
XLT
CLOCK
SENS
TRDR12
29CH3RIN SRDR10
CH2RIN FRDR14
66BCK
60BCKI
BCKIA15
SBSY/BCKIB18
6
3.3VIC303
8
5 1
3STANBY
36PO11/BUCK/AD1
8MIACK7MICK
6MIDIO
4MICS
5MILP
2RESET
115SCOR SCOR
REGIC303
MP3-DO
MP3-REQMP3-ACK
MP3-CLKMP3-DI
MP3-LP
MP3-CS
MP3-RST
MP-3STB
SCOR
SENSCD-CLOCK
XLT(CD-LAT)
CD-DATA
XRST
XTCN
SCOR
SENSCLOCK
XLT
DATA
XRST
XTACN
CD-L
CD-R
DOUT
A PANELSECTION
B MAINSECTION
TABLE SENSORIC731
LD MOTOR DRIVERIC701
TBL MOTOR DRIVERIC712
42
97
RINFIN
OUT1OUT2
42
97
RINFIN
OUT1OUT2
DMAINSECTION
LM-RLM-FTM-RTM-F
TBL ADDRESS SENSE-1E-2E-3
OPEN SW
M751(LOADING)
M741(TABLE)
RE701
S751(OPEN)
ROTARYENCODER
E-3E-2E-1
TBL ADDRESSSENSE SWITCH
Q731
M
M
D+3.3V
: CD
• Signal Path
• R-CH is omitted due to same as L-CH.
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MHC-RG777W(HCD-RG777W)
5-3. DIAGRAMAS EM BLOCOS – SEÇÃO PRINCIPAL —
TBL ADDRESS SENSOPEN SW
E-2E-1
E-3LM-RLM-F
TM-RTM-F
LM-R
LM-F
TM-RTM-F
D CDSECTION
INVERTERQ371
SW ON/OFFSW OUTSW LIMITER
OVERLOAD/DC
RELAY-
C SUB WOOFERSECTION
E SUB WOOFERSECTION
TM901TUNER
SOUND PROCESSORIC101 BUFFER
IC102
61 TUNER_L
19 SI
SP R-CH
18 SO
59 GAME-L
9 TAPEA1
11 TAPEB1
15 REC-OUT1
DATA
RCLK
1 CDL
24 I-STREEMA/VACS75 SYSTEM-MUTE69 AMS
19WFR/HP/MIC18PROTECT
73CD NUM SENSOR21CD-OPEN/CLOSE20CD ENCORDER
CLKDATA91
88
25SW OUT
35
34
BBIN1
BBNF1
31BBNF2
40ASMOUT
11 Q5
12 Q6
7 Q1
6 Q0
CD-R R-CH
R-CH
CD-LMP3-STB
R-CH
FRONT SP RELAY
R-CH
SP DRIVERIC371
BUFFERIC104
SELECTORIC201
IC601(1/2)
OVERLOAD DETQ481,482
OVERLOAD DETQ441,442
RELAY DRIVEQ485-488
R-CH
RY441
3 DATADO
5 LCKLCH4 CLK
18 SO
10 WIRELESS
11 MP3 STB
CLK
SO
7
8
SOL-BSOL-B
SOL-A
MOTOR
6 SOL-A
MOTOR
VIDEO BUFFERIC602
L
R
GAME INPUT
WIRELESSLED602
M+9V
VIDEO OUT
JK441
BUFFERQ106
BUFFERQ107
BUFFERQ327
MUTEQ103
MUTEQ108
MUTECONTROLQ101,102
MUTESTK
AC3
RELAY+B
+Vcc
GX750/RX550:Q489-491RG551:Q489
FANDRIVE
Q310-Q312
OVERHEATDET
Q483,Q484
TH441
MUTEQ306
CD-MUTEMUTE
CONTROLQ304,305
TUNER-L
TUNER-R
DODI
CLKCE
TUNEDSTEREO
TU-MUTE
DODI
CLKCE
TUNEDSTEREO
J804
J803
DECK-A
DECK-B
VIDEO
R-CH
L
R
BIASOSCQ321
Q324+9V
STK
CD-MUTE
R-CH
REC SWCONTP/B SW
R-CH
L
R
HP2
HP1
L
R
HRP2
HRP1
HE1
L101
TAPE
STK MUTECONTROL
Q308
10 Q4FRONT SP RELAY 17 Q11
LM-R 13 Q7LM-F 14 Q8TM-R 15 Q9TM-F 16
4
Q10
DATA
AC4
SO
CLOCK
BCDSECTION
J801PHONES
FAN901
I-REEL-A
232270
TAPE B START+TAPE A START+
A SOL
A-PHOTO
REC(FWD)B MODE
A MODEB HALF
A HALF
REC(REW)
I-REEL-B71
CLK
848586
CEDI
DO
LCH87
B-PHOTO
B SOL
CLK
CE
68 STEREO67 TUNED
STEREOTUNED
DATARCLK
DO
83DI
LCH
CAPM+
55SAOUT2
30BBIN2
SWITCHQ351,Q352
STK MUTECONTROLQ309,313
SWITCHQ105
DEFQ303
SPEAKER33VOUT132VOUT2
5 1
97
4 SWITCHQ322,323
3
5LCH
CAP M DRIVEQ601
B TRIP DRIVEQ602
A TRIP DRIVEQ603
POWER AMPIC441
AUDIO
MECHANISM DECK
SOL-B
SOL-A
MOTOR
SYSTEM CONTORLLER
GX750/RX550RG551
• Signal Path• R-CH is omitted due to same as L-CH.
: TUNER
: CD
: PB(DECK A)
: PB(DECK B)
: AUDIO
: REC(DECK B)
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MHC-RG777W(HCD-RG777W)
5-4. DIAGRAMAS EM BLOCOS – SEÇÃO PAINEL/POWER —
SYSTEM CONTROLLERIC601(2/2)
D401
B+
B–
F904
12 I-XT1X601
32.768kHz 13 I-XT2
15 CF1X602
10MHz 16 CF2
281 SIRDS-IN
REMOTECONTROLRECIEVER
IC610
82STREM-LED1
74
4230
POWER RELAY
11RESET
29AC CUT
MASTER VOLUME
ACD
SECTION
25 KEY3
MP3-RESET6MP3-REQ4MP3-ACK3MP3-LP2MP3-CS1MP3-CLK100MP3-DI99MP3-DO98CD-CLK97SENS96CD-DATA95XLT94XRES93XTCN92SCOR5
FUNCTIONKEY
S641-S650,SW601
27 KEY1FUNCTIONKEY
S601-S608,S610-S612
26 KEY2FUNCTIONKEY
S621-S630
9 VOLUME-IN110 VOLUME-IN2ENCODER
S660
LEDDRIVER
Q610LED610
LEDDRIVER
Q612
LEDDRIVER
Q611
LEDDRIVER
Q615
LEDDRIVER
Q614
LEDDRIVER
Q613
80STREM-LED3
LED612
81STREM-LED2
LED611
77STREM-LED6
LED615
78STREM-LED5
LED614
79STREM-LED6
LED613
76POWER LED
G01-G13
S1-S21
LED601
F905
AC3
D301-D304
D908–VFL
F906
AC4VF1
VF2
D305-D308
D902-905
F907
REGQ902
D+3.5VSW+3.5V
13
RELAY DRIVEQ361,362
+9V 13
D309-D312
M+9V
VF1
–VFLVF2 13
A+3.5V REGIC302
D+3.5V REGIC301
+9V REGIC303
M+9V REGIC304
A+3.5V 12
+4V
EVER+9V
+3.5VPT902
SUB TRANSFORMER
PT901POWER TRANSFORMER
+4V REGIC603 15
RESET IC604
13RESET
SWITCHQ605
FL601
FLUORESCENTINDICATOR
TUBE
SCORXTCNXRST
XLT(CD LAT)CD-DATA
SENSCD-CLK
MP3-DOMP3-DI
MP3-CLKMP3-CSMP3-LP
MP3-ACKMP3-REQ
MP3-RESET
C15C14C13C12C11C10C9C8C7C6C5C4C3C2C1
C1C2C3C4C5C6C7C8C9
C10C11C12C13C14C15
434547505265
B+ SWITCHQ604,616
M+9V
AC4
B+ SWITCHQ315,316
RY901
S901VOLTAGESELECTOR
LIVE220V
LIVE
220V
ACIN
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MHC-RG777W(HCD-RG777W)
5-6. LOCALIZAÇÃO DAS PLACAS DE CIRCUITO5-5. DIAGRAMAS EM BLOCOS – SEÇÃO SUB WOOFER —
(Page 28)
(Page 28)
DETECT
SWITCH
OVERCOARDETECT
AMPIC501
RY501
JK501
SUB WOOFER OUT
Q501
Q502
Q507
Q503
SW-IN
SW-LIMITER
SW-ON/OFF
CMAINSECTION
OVERLOAD/DC
RELAY+(+B)
RELAY-EMAIN
SECTION
CN5032
PT-23
SW IN8 12
-RE13
+RE
DETECTQ506,Q505
DETECT
CONTROL
placa MOTOR (LD)
placa SW
placa SENSOR placa BD81A
placa MOTOR (TB)
placa DRIVER
placa CONNECT
SUB TRANS board
placa SUB WOOFER
placa AMP
VIDEO OUT board
GAME JACK board
PANEL board
6 STREAM LED board
H/P JACK board
MAIN board
placa TRANS
REM board
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MHC-RG777W(HCD-RG777W)
5-7. NOTA PARA PLACA DE CIRCUITO IMPRESSO E DIAGRAMAS ESQUEMÁTICOS 5-8. FORMAS DE ONDAS
Nota nas Placas de Circuito Impresso:• X : partes extraidas do lado componente• Y : partes extraidas do lado condutor• : partes do lado que nao pode ser visto
Caution:Pattern face side: Parts on the pattern face side seen from(Conductor Side) the pattern face are indicated.Parts face side: Parts on the parts face side seen from(Component Side) the parts face are indicated.
C
B
Estes são omitidos
E
Q
B
Estes são omitidos
C E
Q
B
Estes são omitidos
C E
Q
Nota nos diagramas esquemáticos • Todos os capacitores estão em µF a menos que especificados.
pF: µµF 50 WV ou menores não são indicados, exceto para os eletrolíticos e os de tântalo.
• Todos os resistores estão em Ω e 1/4 W a menos que espe-
cificados diferentemente. • 2 : resistor anti-chama.• C : designação para painel.
• Indicação dos transistores
• A : Linha de +B• B : Linha de -B• •Voltagens e formas de onda estão em DC, com relação ao
terra, em condição de ausência de sinal. sem indicação : FM( ) : CD PLAY
∗ : Impossível para medição• Voltagens são obtidas com um VOM (impedância de entrada 10 MΩ).
Variações de voltagem são verificadas dentro de uma faixa de tolerância.
• Formas de onda são obtidas com um osciloscópio. VVariações de voltagem são verificadas dentro de uma faixa de tolerância.
• Números circulados referem-se a formas de onda. • Simbologia .
F : TUNER (FM/AM)J : CD PLAYE : TAPE PLAY (DECK-A)d : TAPE PLAY (DECK-B)G : RECf : AUDIO
Nota:Os componentes identifica-dos com a marca 0 são crí-ticos para a segurança. So-mente os substitua por pe-ças numericamente identifica-das neste manual.
– Placa PAINEL –
1
2
IC601 qh (CF2)
IC601 qd (I-XT2)
2V/DIV, 10µs/DIV
2V/DIV, 40ns/DIV
5.2 Vp-p30.5 s
4.9 Vp-p100 ns
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MHC-RG777W(HCD-RG777W)
5-10. DIAGRAMA ESQUEMÁTICO — SEÇÃO MECANISMO DO CD (1/2) —
IC B/D
IC B/D
TP165
TP166
TP178
TP186
TP187
TP167
TP177
TP12
1
TP12
2
TP12
3
C305
JPO004
JPO10
TP250
TP301
TP302
TP303
TP304
TP103
R163
R352
R353
R354R401
R402
R403
R404
R405
R406
R407
R408
R409
R411
R412
R419
R11
R132
R251
R253
R12
R10
JPO102
JPO103
M101
C17C151
C201
C203
C308
CN101
R12
1
C183
C184
TP420
TP421
TP422
TP423
TP424
R252TP425
TP426
TP427
TP428TP429
TP431
TP432
R13
Q10
R313
TP433
TP436
TP401
TP407
TP406
TP405
TP404
TP403
TP402
TP408
TP410
TP434
TP417
TP416
TP415
TP414
TP413
TP412
TP419
TP411
TP409
TP19
TP18
TP16
TP15
TP102
TP14
TP13
TP12
TP11
TP10
R13
1
R301
R303
R173
R203
R302
R162
R205
R410
C320
C163
C196
M102
TP25
3
TP25
2
TP25
1
R112
R114
R111
R113R305
IC301
R14
1
R307
TP12
5
TP12
4
TP14
2
TP14
9
C307
C309
C310
C311
C316
C315
C317
C312
C302FB301
CN201
C212
C213
TP435
C211
C314
R306
C313
C318
C306
R351
C161
C174
C162 R161
TP104
TP105
C181
R181
R182
C182
IC101
C194
C143
C134
C133
C131
C124
C123
C122
C125
C132
C209
C210
TP14
8
TP14
5
TP14
4
TP14
7
TP15
3
TP14
6
TP16
0
TP16
2
S101
C195
C115
C114
C112
C16
C15
C10C11
TP430
C251
C252
C255
C257
C260
IC303
R204
R201
R165
R151
R143
C171 R171
R172
C172
C186
C185
C14
TP17
C258 C259
IC251
C303
R191
R133
C141
R142
C142
X171
C111
C113
C116
C18
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35 35
MHC-RG777W(HCD-RG777W)
5-12. DIAGRAMA ESQUEMÁTICO — SEÇÃO MECANISMO DO CD (2/2) —
IC B/D
IC B/D
R751
C752CN705
CN704CN721
CN751
C751
IC701
IC712
R701
D701
R713
R711
R723 R721R722
C735C736C737
R735
R733R731
C731Q731
C741CN702
CN703
CN701
RE701
IC731CN731 CN741
CN742
CN751
C715
R702
R712
R732R734
D711S751
M751
M741
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MHC-RG777W(HCD-RG777W)
5-13. DIAGRAMA ESQUEMÁTICO — SEÇÃO PRINCIPAL (1/2) —
(Page 37)
IC B/D
EP101
C177
C187
C141
C145
C176
D201
D206D207
R176
R177
R163
R166
R153R154
R136
R125
R227 R228
R202
R203R204
R217
R138
R151
R221
R222
R225
R229
R231 2.2k
R232
R109
R110
R394 R393
R392
R391
Q106
Q304
D324
D325
Q310
R170
R172
R201
R207R206
R113
R162
R158
R157
Q311
C124
Q101
C229
Q312C228
C235
R226
IC101C193
C206
R115
R129
R155
R272
C188
C203
R118
R173R174
R175
Q105
Q108
Q303
IC104
R271
R270
R181
C190
R184
R186 R187
R189
Q371
R385
R390
R386
R396
R397
R199
Q102
Q305
C179
C181
C274
C275
R282
R283
R284
R168
R135
R178
R12
6
C185
IC102
C186
C184
R269
R268
C175
R165 R161
C178
C183
C165
C160
C152C153
R133
C143C142
C138
C137
C123
C127
C102
C125
R117 R120
C128
C129
C130
R124
R121
C131
C133
C147
C144
C149
C151
C150
C148
R134
C146
C101
R198
C118
C192 C191 C122
C114
C113
C112
C111 R281
R208
R209
R205
R210
R211R212
R193
C196
C198
C199
C194
C211
C213
C212
C216 C222
C214
FB201
FB203
FB204
C217
FB202
R387
R388
R220
C103
R103
C106
C109
C108
CN308
C230
R152
C189
Q107
CN307
JW311
R389
JW202JW201
R167
R171
C157C159
C107R102
R116
R156
R216
CN309
C202
CN306
C166
R219
R218
D203 D204 D205
CN305
CN314D326
R192
R182
R223
R164 R160
R159
C154
R137
R141 C162
R142 C164
R105
R197
R108R106
R107
C104
C110
C105
R104
R111
R195 R194
R114C121
C120
R112
C117
C116
C119C115
FB205
R254
C135
C136
R127
R128
C140
R131
R123
C132 R119
C134
R169
R139
R230
R395
D202
Q306Q307
Q104
Q103
C139
R132
C126
R101
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37 37
MHC-RG777W(HCD-RG777W)
5-14. DIAGRAMA ESQUEMÁTICO — SEÇÃO PRINCIPAL (2/2) —
IC B/D
IC B/D
C311
D301
D304 D303
C309
C312
C313
C318
D305D306
D307
Q322
R263
R264
R265R266
R262C253
R253
C315
R247
Q324
R250
R251
R249
EP301
D30
9
D310D31
2
D311
R384
R379
R375
R378
C375
C372
Q361
R361
R362
R364
R363
Q351
C351
Q352
R344
R245
C266
HE1
C265
C308
R307
R306
R308
R311
R310
R313
R274
Q313
Q309
Q314
R322R324
D321
R325
D316
R323
IC30
1
IC30
4
Q323C250
Q321
Q327
D214
D213
D212
IC30
3
C241
D211
C316
Q362 C270
R356
R353 R352R351
R357
R354
R358
R34
8
IC201
C249
HRP1
HRP2
HP1
HP2
D313
C251
R21
3
R21
4
C376
D322
Q315
R321
D215
C354
C342
CN301
R343
R347
R248
CN103
C244
C242
R241
R246
R371
C374
D302C303
C304
C302
C301
R275
C252
C259
R383
R382Q308
JW301
CN112C264
C353
CN303
C306
JW303
JW302 JW305
IC371
D30
8
C305
R381
CN302
R380
R312
R273
IC30
2
C310
R242C243
R243
R252
L101
C246R244C248
C371
R342 R341
R345R346
C352
C258
C321
R377
R376
R374
C373
R373
R372
C267
CN101
D314
D315
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4040
MHC-RG777W(HCD-RG777W)
5-17. DIAGRAMA ESQUEMÁTICO — SEÇÃO PAINEL (1/2) —
IC B/D
R635
R691
R692
R693
R694
R695
R696
R697
Q610
CN604
R627
R690
C655
R720 R671R721R722
R659R660R661R662 R658 R657 R656 R655 R654 R653
R675
R676
R664R665R666R667R668R669R670
R663 R652 R651 R650 R649 R648 R647 R646 R645 R644 R643 R642
R674
S601S602S603S604S605S606S607S608S610S611S612
S630 S629 S628 S627 S624 S623 S622 S621
S641S642S643S644S645S646S647S649 S648S650
S626
CN601
D604
D603R641 C605
R640
R639
D605
R704
R706
R708
R700
R702JW660
JW659
CN605
Q612 Q611 Q614 Q615 Q613
JW601
JW602
R629
R698
JW674
JW718
JW705 JW655 JW656 JW658
IC602
R672 R731 JW811
R638
C644
C604
R63
2JW
626
JW641
C601 C602 C603
JW62
5R
633
JW71
6JW
703
JW70
1JW
714
JW63
5R
634
R726
JW649
LED602
R724
S625
R628
R854
JR60
7
JR60
8
JR609
JW650
(Page 41)
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65
13
37
63
15
15
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82
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41 41
MHC-RG777W(HCD-RG777W)
5-18. DIAGRAMA ESQUEMÁTICO — SEÇÃO PAINEL (2/2) —
(Page 43)
53H2
R732
R717
R73
3 R73
4
R73
5
R60
5
R60
3
R60
1
R60
2
R60
4
R73
6
R784
R75
0
R75
1
R75
2
R75
3
R75
4
R75
5R
756
R75
7
R75
8
R75
9
R76
0R
761
R76
2
R76
3
R76
4
R76
5
R76
6
R76
7
R76
8
R76
9
R77
0
R78
8
R79
1
R79
2
R79
3
R79
4R
795
R79
6
C654
R738
R739
R740
R741
R742
R743
R744
R745
R746
R747
R748
R621
R623
R625
R681
R72
9
R73
0R749
R777
R778
R775
R608
R622
Q602
D616
R626
R798
R616
R799
R618
R620
Q603
R615
R617
R619
D615
R624
R613
R797
R612
R614
R611
R609R790
R610
CN602
R60
7
R60
6
C648
C618C617
C649C653
C607
D609D611
R72
7
R72
8X6
01
C625
C624
C610 C611
X602
C647
D630 R678
D607
C646 C606 C608 C609
Q604
R684R683R786
Q616
R688
D613R689
C615
IC604
D632
R687
C614R685
R686
Q605
C613C612
D608
IC610
CN610
CN608
C623
C628
C629
C630
C631
C632
C633
C634
C635
C636
C637
C638
C639
C640C622
R716
R718
R719 C621C620
C642
R714
R715C619
R682
D614
JR621
Q601
R677
C643
C626
R772
R737
R789
R773
FL601
R785
R783
R782
R781
R780
R779
R774
JW812
CN603
R72
5
R72
3
R787
JW729 JW722
JW728 JW723
JW724JW670
JW70
9
JW70
8JW607
JW608
JW606
LED601
JW706
JW70
7
JW721JW673
D62
7
D62
5
D62
4
D62
3
D62
1
R637 R636
WIRE806
D606
R863 33
R679 33D633C656
JR624
D631
JR617
R776
D62
0
C641
R680
JR61
2
JR61
1
R771 R713
R712R710
R711
IC603
D610
IC601
(Page 40)
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MHC-RG777W(HCD-RG777W)
(Page 33)
5-20. DIAGRAMA ESQUEMÁTICO — SEÇÃO JACK —
CN804
C830 C831
C832
J801
CN805 J803
WIRE801
JW871
JW872
JW873
JW874
JW879
CN874
JW876
JW875
JW878
JW877
FB871
FB872
CN873
C871
C872
C873
C874
C875
C876
JR872
JR871
SW601 S660
CN606 CN607
R69
9
R70
1
R70
3
R70
5
R70
9
R70
7
LED
610
LED
611
LED
612
LED
613
LED
614
LED
615
W803
CN802
R801
C801R803
JR801R804 C802
R802
C804 C803
CN801
J804
R673
CN871
(Page 36)
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(Page 36)
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MHC-RG777W(HCD-RG777W)
5-22. DIAGRAMA ESQUEMÁTICO — SEÇÃO SUB WOOFER —
(Page 36)
Q501
Q503
Q505
Q506
R510 R511JW501
C504
JW520
C517C514
CN502
C515
C506 C509 C510
C511
C513
C512
R512 JK501
CN503
Q502
C507
Q507
C516
D506
D50
1
CN501
R531
R529
R528R527
R525
R526
R530
R506
R501C503C502
R504
C505
R502 R503
C508
R508
R509
R514
R513
R524 R532
R533
R520
R515
R517 R518
R519
D507
R507
R505
D50
2
D50
3
D50
4
R516
RY501
D505
IC501
(Page 48)
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48 48
MHC-RG777W(HCD-RG777W)
C404
FH910 FH909
FH911FH912
FH913
FH914
FH907FH908
C441
C442
C908
Q441
Q442
Q483
Q484
Q485
Q486
Q487
R441
R442
R446
R457
R458
R459
R460
D44
1D
442
D443
D48
2
D483
D90
6
JW917
JW401
JW402
JW403
JW404
C447
C448
CN905
CN907
C920
C921
C922
C923
C924
C925
C926
C910
R904
R903
C909
Q902
C906
CN902
CN906
C911
D903 D902
D904
RY901
R491 R467
C443
C492
R495
C444
C488
CN443
R496
C452
C489
R494
C454
R492
C451
C453
R488
R487
R490
R481
D908R908
D905
D90
1
CN901
R455
R456
R493
R445
R454
D481
R453C481
Q482 Q481
R466 R465
R485
R482 C486
C487
R489
R407
R401
R462
R461
L442
L441
JW407
R402
C403
C408 C407
C411
C402CN441
CN442
JW908
JW902
JW901
JW910
JW925
JW903
JW904
JW905
JW906
TH441
R483
R447
R448
C446
R444
R412
JW442
R411
JW441
C445
R443
EP491
EP401
EP402
RY441
R486
IC441(1/2)
Q489
R484
JK441
C405
C406
IC441(2/2)
PT901
CN904 CN903
PT902
S901
R413
R451
R414
R452
Q488
D401
F904
F905
F906
F907
5-25. DIAGRAMA ESQUEMÁTICO — SEÇÃO POWER —
(Page 45)
(Page 37)
(Page 36)
220V
127V
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MHC-RG777W(HCD-RG777W)
IC301 TC94A34FG-002 (PLACA BD81A )
5-26. DIAGRAMAS EM BLOCOS DO IC
33
34
35
36
37
38
39
40
41
42
1
8
43
61 62 63 646059565250
47
46
45
44
48
49
2526272829303132 1718192021222324
9
10
11
2
3
4
5
6
7
5857555351
12
13
14
15
16
54
RAS
CAS
OE
WE
PIO
7
PIO
6
PIO
5
PIO
4
BusSwitch
BUCK
CCE
AD12
AD11
Gen
eral
In/O
utpu
t Por
t
Add
ress
Cal
c.2s
ets
Y-P
oint
erre
gist
erC
-Poi
nter
regi
ster
X-P
oint
erre
gist
er
VDDM
SRMSTB
VDDT
AD10
AD9
ER
AM
2k w
ord
CR
AM
4k w
ord
CR
OM
4k w
ord
YR
AM
4k w
ord
XR
AM
4k w
ord
SR
AM
/D
RA
M I/
F
SR
AM
I/F
1Mbi
tS
RA
MX
-Bus
Y-B
us
AD7
AD6
AD5
AD8
VC0Timing
Generator
PR
AM
Inst
ruct
ion
Dec
oder
Pro
gram
Con
trol
MC
U. I
/F
regi
ster
XO
• X
1 •
X2
Y0
• Y1
• Y2
MX
MY
MZ
MA
C
A0
A1
AX
AY
ALU
A2
A3
DIT
roun
d &
lim
itro
und
& li
mit
Aud
io I/
F
LRCKIA
BCKIA
SDI0
LRCKO
BCKO
SDO0
VSS
VDDT
MIACK
MICK
MIDIO
MILP
MICS
STANBY
RESET
VDDP
AD
4
AD
3
AD
2
AD
1
AD
0
VS
S
VD
D
CK
O
VD
DX
XO
TE
ST
VC
OI
VS
SXXI
MIM
D
VS
SP
PIO
3
PIO
2
PIO
1
PIO
0
VS
S
CK
I
VD
D
TX
O
SF
SY
SB
SY
DAT
A
PO
M
Sub
cod
eI/F
CD
P C
ont
I/F
IC251 BA5947FM (PLACA BD81A )
15
16
17
1819
20
21
22
23
24
25
26
27
36
28
29
30
31
32
33
34
35
1
2
3
4
5
6
7
8
9
10
11
12
13
14
LEVELSHIFT
FR
R
F
RF
F
19k
6.5k
50k 50k
100k
50k
PIN310k
Vref
50k 50k
PIN26
(ch1, 2)
POWVCC
(ch3, 4)
SW
PreVcc
INTERFACE
INTERFACE
INTERFACE
R
F
50k 50k
POWVCC
MUT
E
Vref
POWVCC
RF
10k
CH1PUTF
CH1OUTR
CH2OUTF
CH2OUTR
POWVCC
CNF4
GND
C-M
C-P
VG
CH2RIN
CH2FIN
CH1RIN
CH1FIN
SW
OPIN+
OPIN-
NC
CH4OUTR
CH4OUTF
CH3OUTF
CH3OUTR
POWVCC
MUTE
GND
GND
PREGND
CT
CH3RIN
CH3FIN
CH4IN
CH4CAPA
OUTVREF
DPOUT
TREVCC
NC
D
D
D
D
D
D
D
D
IC701 BA6956AN (PLACA DRIVER )IC712 BA6956AN (PLACA DRIVER)
1 2 3 4 5 6 7 8 9
CONTROL LOGIC
TSD
VREF
OUT2
OUT1
RNF
VM VCC
FIN
GND
RIN
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MHC-RG777W(HCD-RG777W)
IC101 BD3401KS2 (PLACA PRINCIPAL)
IC201 BA3126N (PLACA PRINCIPAL) IC371 BU2099FV (PLACA PRINCIPAL)IC602 BU2099FV (PLACA PAINEL )
0
+
TNF2
TNF1
SUR1
SUR2
LINEOUT2
LINEOUT1
SAOUT2
SAOUT1
CAP
MIC
GAME L
GAME R
TUNER L
TUNER R
MD L
MD R
VOLO
UT1
TONE
OUT
1
TONE
OUT
2
AMS
OUT
BNF2
BNF1
MNF
1
MNF
2
MOU
T1
MOU
T2
BOUT
2
BOUT
1
BBNF
1
BBIN
1
VIN1
VIN2
VOLOUT2
BBNF2
BBIN2
LF1
LF2
LF3
LF4
SWOUT
FILTER
1/2 Vcc
Vcc
GND
VDD
SI
SC
ALC
CD L
CD R
TAPE
L
TAPE
R
PBNF
2
PBNF
1
PBOU
T2
PBOU
T1
TAPE
A1
TAPE
A2
TAPE
B1
TAPE
B2
RECN
F2
RECN
F1DI
GITA
LCO
NTRO
L
Di-L
IMIT
ER
RECO
UT2
RECO
UT1
46 45 44 43 42 41 40 39 38 37 36 35 34 3348 47
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
SURROUND
ATT ATT
BUFFERMIX
MIC MIXVOCAL FADER
+-
+-
BASS MIDDLE TREBLE
BASS MIDDLE TREBLE
G fc=100HZ
f
ALC ALC
INPUTSELECTOR
+
+-
+-
+-
+ -
+ -+ -+-
+-
+- + -
+ -
+-
+-
+-
+-
+-49
SOFT
SWIT
CH ++-
+ -
+
1
REC
SW1
2 3
PB S
W1
GND
4
CONT
5
GND
6
VCC
7
PB S
W2
8
GND
9
REC
SW2
VSS N.C.
DATA
CLOC
K
LCK
OUTPUT BUFFER (Open Drain)
12BIT SHIFT REGESTER
Q0 Q1 Q2 Q3 Q4
12BIT STORAGE RAGESTER
CONT
OROL
CIRC
UIT
L. P
. F
VDD
OE SO Q11
Q10
Q9 Q8 Q7 Q6 Q5
1 2 3 5 6 7 84 10
16 15 14 13 12 11
9
17181920
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TE
L 1
39
42
29
65
13
37
63
15
15
0 8
92
49
82
99
TE
L 1
39
42
29
65
13
37
63
15
15
0 8
92
49
82
99
http://www.xiaoyu163.com
http://www.xiaoyu163.com