DOWNLOAD Sony MHC-RG190 / MHC-RG290 (serv.man2) Service Manual ↓ Size: 7.83 MB | Pages: 100 in PDF or view online for FREE

Model
MHC-RG190 MHC-RG290 (serv.man2)
Pages
100
Size
7.83 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / BRAZIL
File
mhc-rg190-mhc-rg290-sm2.pdf
Date

Sony MHC-RG190 / MHC-RG290 (serv.man2) Service Manual ▷ View online

61
HCD-RG190/RG290
Pin No.
Pin Name
I/O
Description
73
I-TCM-SYNC
I
Sync signal input from the tape mechanism deck controller
74
O-VFD-RESET
O
System reset signal output to the fluorescent indicator tube/LED driver    "L": reset
75
O-VFD-CE
O
Chip enable signal output to the fluorescent indicator tube/LED driver
76
O-VFD-DATA
O
Serial data output to the fluorescent indicator tube/LED driver
77
I-VFD-DATA
I
Serial data input from the fluorescent indicator tube/LED driver
78
O-VFD-CLK
O
Serial data transfer clock signal output to the fluorescent indicator tube/LED driver
79
I-WAKEUP
I
Wake up signal input terminal
80
I-XSIRCS-IN
I
SIRCS signal input from the remote control receiver
62
HCD-RG190/RG290
Pin No.
Pin Name
I/O
Description
1
VDD1
-
Power supply terminal (+3.3V)
2
VSS1
-
Ground terminal
3
X1
I
System clock input terminal (4.19 MHz)
4
X2
O
System clock output terminal (4.19 MHz)
5
IC
I
Input terminal for the IC test    Normally: fixed at "L"
6
XRESET
I
System reset signal input from the system controller    "L": reset
7
SCK1
I
Serial data transfer clock signal input from the system controller
8
SI1
I
Serial data input from the system controller
9
SO1
O
Serial data output to the system controller
10
I-VOL A
I
Jog dial pulse input from the rotary encoder (VOLUME) (A phase input)
11
I-VOL B
I
Jog dial pulse input from the rotary encoder (VOLUME) (B phase input)
12
I-JOG A
I
Jog dial pulse input from the rotary encoder (multi jog) (A phase input)
13
I-JOG A
I
Jog dial pulse input from the rotary encoder (multi jog) (B phase input)
14, 15
NC
I
Not used
16
CE
I
Chip select signal input from the system controller
17
I-MODEL
I
Destination setting terminal
18
AVSS
-
Ground terminal
19 to 21
KEY1 to KEY3
I
Front panel key input terminal (A/D input)
22
KEY4
I
Key input terminal    Not used
23
VSS0
-
Ground terminal
24
AVDD
-
Power supply terminal (+5V)
25
VDD0
-
Power supply terminal (+5V)
26
NC
I
Not used
27
I-HALF-B
I
Deck-B cassette detection signal input from the tape mechanism deck block    "L": cassette in
28
I-REEL-B
I
Deck-B tape reel rotating detection signal input from the tape mechanism deck block
29
I-REC-SW
I
Recording-proof detection signal input from the tape mechanism deck block
"L": recording possible
30
I-HALF-A
I
Deck-A cassette detection signal input from the tape mechanism deck block    "L": cassette in
31
I-REEL-A
I
Deck-A tape reel rotating detection signal input from the tape mechanism deck block
32
NC
I
Not used
33
O-MOTOR
O
Capstan/reel motor drive signal output terminal    "H": motor on
34
O-SOL-A
O
Deck-A side trigger plunger drive signal output terminal    "H": plunger on
35
O-SOL-B
O
Deck-B side trigger plunger drive signal output terminal    "H": plunger on
36
O-TCM-SYNC
O
Sync signal output to the system controller
37
SW LED
O
LED rive signal output of the SUBWOOFER indicator    Not used
38
NC
I
Not used
39 to 43
STREAM LED1 to
STREAM LED5
O
LED rive signal output of the stream indicator   "H": LED on
44
NC
I
Not used
45 to 58
S1 to S14
O
Segment drive signal output to the fluorescent indicator tube
59
VDD2
-
Power supply terminal (+5V)
60
VLOD
-
Power supply terminal (-27V)
61 to 67
S15 to S21
O
Segment drive signal output to the fluorescent indicator tube
68 to 80
G13 to G11
O
Grid drive signal output to the fluorescent indicator tube
PLACA PAINEL  IC701  uPD780232GC-509-8BT-A
(FLUORESCENT INDICATOR TUBE/LED DRIVER, TAPE MECHANISM DECK CONTROLLER)
63
HCD-RG190/RG290
SEÇÃO  8
VISTA EXPLODIDAS
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
1 2-658-299-21 PAINEL DE CARREGAMENTO (CD)
2 3-363-099-32   PARAFUSO (CASE 3 TP2)
3 4-245-183-72 TAMPA LATERAL (ESQ)
4 3-254-143-11   PARAFUSO (B3), (+) BV TAPPING
8 4-244-849-81 TAMPA SUPERIOR
9 4-245-184-72   TAMPA LATERAL (DIR)
#1           7-685-646-79    PARAFUSO +BVTP 3X8 TYPE2 N-S
1
#1
#1
#1
#1
Seção placa de PAINEL
Seção
Placa PRINCIPAL
Mecanismo do deck do CD
seção-1
2
2
2
2
3
4
4
4
8
9
Os componentes identificados com
a marca 0 são críticos para a segu-
rança. Somente os substitua por pe-
ças numericamente identificadas
nesse manual.
• Para substituição da placa montada
consulte o Suporte Técnico.
8-1. SEÇÃO TAMPA
 Items marcados com “*” são estocados visto
que são raramente solicitados para serviço de 
rotina. Algum atraso deverá previsto quando
solicitar esses itens.
 As peças mecânicas sem o número de referência
nas vistas explodidas não são fornecidas.
NOT
A
:
 -XX e -X são peças padronizadas, portanto
elas podem ter alguma diferença da original.
64
HCD-RG190/RG290
8-2. SEÇÃO PLACA DE PAINEL
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51 2-658-294-11 
BOTÃO (JOG)
52 2-658-292-01 
BOTÃO (VOL A)
53 2-658-279-01 INDICADOR (POWER)
54 A-1159-678-A PLACA KEY ESQ MONTADA
55            4-951-620-01   PARAFUSO (2.6X8), +BVTP
56 2-658-275-01   TECLAS (POWER , CD, TUNER/BAND,
TAPE A/B, AUDIO IN)
57 2-658-274-01    TECLA (REC)
58            2-658-276-01   TECLAS (CD) (DISC 1, DISC 2, DISC 3,
DISC SKIP/EX-CHANGE,EJECT)
59 2-658-281-01 TECLAS (JOG)
(GROOVE, SURROUND, ENTER, EQ BAND)
60 A-1159-681-A PLACA KEY RIGHT MONTADA
61           1-831-952-21    CABO FLAT FLEXIVEL (19 VIAS)
62           1-831-779-21    CABO FLAT FLEXIVEL (11 VIAS)
63 A-1163-359-A PLACA PAINEL MONTADA
64 4-225-252-01 
CALÇO PÉ
51
seção capa superior
52
53
54
55
55
55
55
55
56
57
58
59
60
64
61
62
63
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