Read Sony HCD-RG295 / HCD-RG495 / HCD-RG595 / MHC-RG295 / MHC-RG495 / MHC-RG595 Service Manual online
HCD-RG295/RG495/RG595
24
24
HCD-RG295/RG495/RG595
7-2. BLOCK DIAGRAM – MAIN Section –
AUDIO IN
R-CH
J702
HP IN
C
CD-L
A
L451
BIAS OSC
MUTING
Q305
HRPE1
(REC/PB/ERASE)
(DECK-B)
HP1
(PB)
(DECK-A)
L-CH
R-CH
R-CH
L-CH
R-CH
R-CH
R-CH
MUTING
Q307
MUTING CONTROL
SWITCH
Q305, 306
MUTING
Q401
R-CH
MUTING
CONTROL SWITCH
Q400, 407
REC CONTROL
SWITCH
Q409, 410
R-CH
REC AMP
IC401
PB AMP
IC301
ERASE
BIAS OSC
Q453
REC SWITCH
Q403
PB SWITCH
(DECK-B)
Q303
REC BIAS
SWITCH
Q451, 452
+9V
R-CH
PB SWITCH
(DECK-A)
Q301
R-CH
+
DECK-A/B
SELECT SWITCH,
REC/PB
SELECT SWITCH
Q405, 406, 408
TUNER (FM/AM)
AM
FM ANT
AM ANT
TUNER-L
TUNER-R
PLL DO
R-CH
RDS DATA
RDS CLK
PLL DI
PLL CLK
PLL CE
FM75
Ω
COAXIAL
ANTENNA
45 I-LC23003-DI
39 TAPEL
1 TUNERL
2
3
LIN
DATA
6
CLK
16
DATA
15
CLK
2
10
AUXL
11 VINL
TONEOUTL
14
OUTL
9
LOUT
40 CDL
O-BIAS
43 O-LC23003-DO
44 O-LC23003-CLK
42 O-LC23003-CE
49
O-CDG-MUTE-DATA
/I-RDS-DATA
/I-RDS-DATA
41
O-CDG-RST
/I-RDS-CLK
/I-RDS-CLK
4
O-REC/PB
2
O-REC-MUTE
3
O-R2S15207FP-DATA
58
4
SAOUT
I-STREAM
68
O-AUDIO-CLK
57
O-R2S15208SP-DATA
56
I-HP/AUDIO IN
61
12
BB12
13
BB22
F
SW OUT
E
OUT
G
BASS AGC
3
RECOUTL
I-VACS
I-HALF-A
63
D923
D921
BAND-PASS
FILTER
Q111, 112
+
R-CH
R-CH
BASS AGC
Q113
D031
PARAMETRIC EQUALIZER
IC102
(RG595: E, EA)
(RG295/RG495/RG595: AEP, UK)
INPUT SELECTOR, TONE CONTROL,
ELECTRICAL VOLUME
IC101
CAMP+
M
TAPE MECHANISM
DECK BLOCK
A-HALF
B-SOL
B-HALF
A-PHOTO
B-PHOTO
B-REC-F
CAPSTAN/REEL
MOTOR DRIVE
Q701, 704
TRIGGER PLUNGER
DRIVE (DECK-B)
Q702, 705
30
O-SOL-B 35
A-SOL
TRIGGER PLUNGER
DRIVE (DECK-A)
Q703, 706
O-SOL-A 34
O-MOTOR 33
I-HALF-B 27
I-RELL-A 31
I-RELL-B 28
I-REC-SW
O-TCM-SYNC
29
I-TCM-SYNC 73
36
TAPE MECHANISM
DECK CONTROLLER
IC701 (1/2)
SYSTEM CONTROLLER
IC901 (2/4)
: TUER (FM/AM)
: CD PLAY
SIGNAL PATH
R-ch is omitted due to same as L-ch.
: Saudi Arabia model
EA
Abbrivation
: TAPE PLAY (DECK-A)
: TAPE PLAY (DECK-B)
: REC
: AUDIO IN
(RG295: AEP, UK/RG495: AEP/RG595: AEP, UK)
(RG495/RG595)
(Page 23)
(Page 25)
(Page 25)
(Page 25)
(Page 25)
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