Block Diagram - Tuner/Tape Deck Section - Sony HCD-XGR80 Service Manual

–TUNER/TAPE DECK SECTION –
DECK-A
PB
HEAD
R-CH
REC/PB SWITCH
DECK-B
1
REC/PB
2
HEAD
R-CH
3
C322,L321
BIAS
TRAP
RV321
REC
BIAS(L)
R-CH
T331
BIAS OSC
ERASE Q331,332
HEAD
RIPPLE
FILTER
Q333
TC BLOCK
REC(REW)
REC(FWD)
B-PHOTO
A-PHOTO
B-MODE
A-MODE
B-HALF
A-HALF
A-SOL
B-SOL
CAP M+
MOTOR-L
MOTOR-H
FM/AM TUNER UNIT
CN371
ST-L
ST-LOUT
FM ANT
ST-ROUT R-CH
FM
75Ω
ST-MUTE
FM ANT ST-MUTE
STEREO
STEREO
TUNED
TUNED
ST-DIN
AM ANT
OUT(ST-DIN)
ST-DOUT
AM
IN(ST-DOUT)
AM ANT ST-CLK
ST-CLK
ST-CE
ST-CE
ANTENNA
32 70
A
B
34
120
IC321
SWITCH
4
Q321,322
R-CH
REC-OUT
21
TC A+10
Q334,335
Q383,384
A TRIG
DRIVE
Q381,382
B TRIG
DRIVE
Q385,386
CAP MOTOR
DRIVE
Q387,388
CAP MOTOR
SPEED CONT
RV931
TAPE SPEED
LOW
D
(Page 24)
RV391
RV932
TAPE SPEED
RV392
HIGH
IC341
+ AMS DETECT
HPF
R-CH
Q341-343
MUTE
Q344,345
PB-OUT1
28 27 26
DECK A/B SELECT
PB/REC EQUALIZER AMP
RV351
IC301
REC(L)
LEVEL
ALC1
23
13 12 11 15 14
23 23
PB-L
B (Page 24)
REC-L
C (Page 24)
SYSTEM CONTROL
(CD MECHANISM CONTROL)
IC501(2/4)
53 AMS-IN
58 TC-MUTE
61 REC-MUTE
68 ALC
66 EQ-H/N
67 PB-A/B
BIAS
65
REC-B
50
REC-A
46
90
B-SHUT
89 A-SHUT
57
B-PLAY SW
56 A-PLAY SW • R-ch is omitted due to same as L-ch.
91 B-HALF
• SIGNAL PATH
70 A-HALF
: TUNER (FM/AM)
69
TC-RELAY
51 : PLAYBACK (DECK A)
A-TRIG
: PLAYBACK (DECK B)
: RECORD
52 B-TRIG
55 CAPM-CTRL
54 CAPM-H/L
21 ST-MUTE
2 STEREO
TUNED
3
25 ST-DIN
23 ST-DOUT
27
ST-CLK
22 ST-CE
HCD-XGR80