Tuner/Tape Deck Section - Sony HCD-GS100 Service Manual

– TUNER/TAPE DECK Section –
AM
G
L4
FM TUNING
L3
Q1
BPF
RF AMP
FM 75Ω
D4
L
REC/PB HEAD
R R-CH
Q441, 442
ERASE BIAS
ERASE HEAD
M
(CAPSTAN)
(TRIGER PLUNGER)
T1
AM ANT
D3
T2
AM OSC
T3
CF2
FM MIX
10.7MHz
Q2 Q5
FM MIX IF AMP
D1
Q3
FM OSC
L7
12 11
FM OSC
PD
16
LP-IN
17
IC2
PLL
LP-OUT
18
19 20
X1
75kHz
AIN(L)
32
34
BIN(L)
R-CH REC
BIAS
Q484,485
SWITCH
T481
Q481
REC BIAS +9.6V
BIAS Q482, 483
OSC
Q306, 308
CAPSTAN +12V
MOTOR DRIVE
60 MO-ON
Q309, 310
TRIGGER
PLUNGER DRIVE
61 SOL-ON
IC1
AM/FM IF, MPX
27 AM RF-IN
CFT1
AM DET OUT 24
AM MIX
2 4 AM IF
OSC
29
23
MPX OUT
T4
FM DET
FM IF-IN FM DET
1 9
TU-TUND
30 OSC BUFF
TUNED 6
14 15 7 13
5 6 8 7 10
TU-DI
DO 4
TU-DO
DI 2
TU-CLK
3
CK
TU-CE
CE 1
IC481 (1/2)
PB AMP
PB-OUT
PB (L)
26
AMP
A/B
MUTE
13 14
IC481 (2/2)
REC AMP
REC-IN(L)
REC-OUT(L)
REC
21 24
AMP
ALC(L) 23
REC-MUTE ALC
15 11
58 57 56 59
IC801 (2/4)
SYSTEM CONTROLLER
25 25
L-OUT 17
T6
22 MPX IN
L-OUT 21 LPF 19 L-IN
R-OUT 16 R-CH
T7
R-OUT 20 LPF 18
R-IN
• R-CH is omitted due to same as L-CH.
• Signal Path
: FM
: AM
: PB(TAPE)
: REC(TAPE)
(PLAY) (F.REC) (PACK) (SHUT)
63 90 89 45 43 44 42 47
HCD-GS100
TUNER
L-CH
B
AMP SECTION
TAPE
PB-L
C AMP SECTION
REC
L-CH
D
AMP SECTION