Sony HCD-GTR88 - Block Diagram - MAIN Section

HCD-GTR88 HCD-GTR88
1818
6-2. BLOCK DIAGRAM - MAIN Section -
R-CH
TUNER (FM/AM)
AM
FM ANT AM ANT
ST-L
ST-R
ST-DOUT
R-CH
R-CH
(E4)
R-CH
ST-DIN
ST-CLK
ST-CE
FM 75
:
COAXIAL
ANTENNA
TUNED
54 ST-TUNED
43 ST-L 56 ST-R 42 TAPE L
1 TAPE R
R-CH
3 CD-R
36 REC BL
7 REC BR
21
DATA
22
CLK
44
30
PC-L
46 MIC
29 VOLINLTONEOUTL 26
(SW OUTL)
R-CH
55 PC-R 40
CD-L
46 ST-DOUT 51 ST-CLK 53 ST-CE
R2A15216FP-DATA
58
TC REC MUTE
41
TC STATE
72
9
SA2
POWER ILLUMINATOR
69
VACS IN
70
R2A15216FP-CLK
57
HP/MIC DET
66
25 20
AGC OUTL
(SW OUTR)
AGC OUTR
OUTL
6
RECAR
28BB1L 37RECAL
BAND-PASS
FILTER
Q210
27 19 17 18
BB2L
BB2R BB1R
OUTR
BASS AGC
Q128
BASS AGC
Q178
D104
D201
D116
INPUT SELECTOR,
ELECTRICAL VOLUME
IC400
SYSTEM CONTROLLER
IC401 (2/4)
: AUDIO
SIGNAL PATH
R-CH is omitted due to same as L-CH.
: TUNER (FM/AM)
J700
MIC
RV700
MIC LEVEL
IC700 MIC AMP
52 ST-DIN
PC_R
PC_L
J020
PC IN
L-OUT
REC-L
HP DET
OUT
SW OUT
BASS AGC
: MIC : TAPE (PLAY)
: TAPE (REC)
R-CH R-CH R-CH
1375
R-CH
Q063
57
R-CH
L501
S501
IC502
IC501
OP AMP
OP AMP
MUTE
SW
Q062
MUTE
SW
BIAS OSC
Q501, 502
R-CH
EH
VREF
SW
L-CH
TAPE DECK
A
(Page 17)
13X-OUT 15X-IN
X402
8MHz
11XC-OUT
10XC-IN
X401
32.768kHz
Abbreviation
E4 : African model
C
(Page 19)
B
(Page 17)
D
(Page 19)
E
(Page 19)
F
(Page 19)
G
(Page 20)
75