Diagrams; Block Diagram -Tuner/Tape Section - Sony XR-CA610X Service Manual

Q Q
3 7 6 3 1 5 1 5 0
6-1. BLOCK DIAGRAM – TUNER/TAPE Section –
FM/AM TUNER UNIT
TU1
J1
(FM/AM ANTENNA IN)
2 FM-ANT
1 AM-ANT
RV101
DOLBY LEVEL (L) TAPE EQUALIZER AMP,
DOLBY NR AMP
IC301
PBFB2
40
HP901
(PLAYBACK)
PBF
PB
IN2
FWD
37 OUT2
L-CH
EQ AMP 2
FWD
R-CH
R-CH
T E
L 1 3 9 4 2 2 9 6 5 1 3
R-CH R-CH
REV
39
L-CH
PBR
IN2
REV
R-CH
R-CH
19 18
53 54
w w w
CAPSTAN/REEL
M901
M
MOTOR DRIVE BATT B+
.
(CAPSTAN/REEL)
Q353, 354
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SECTION 6

DIAGRAMS

BACKUP +5V
TU +8V
TU +5V
D1
11 5 16
17 18
TAPE LINE
IN2 OUT2
DOLBY
4 MUTE 7
NR AMP
R-CH
R-CH
+ AMS
R-CH 14
DET
MS
OUT
16 20
17
55 56 52 57
74 75
92 90 89
REEL SENSOR B+
1
x a o
VCC y
OUT1 IN1
9 3
MOTOR
M
(LOADING) OUT2 IN2
i
DRIVE
7 4
LOADING
MOTOR DRIVE
IC351
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8
MPX
10
AM-DET 8
7 14 12 13
Q Q
3 7 6 3 1
2
77
SYSTEM CONTROLLER
IC501 (1/3)
POS0 – POS3
91 87, 88, 86, 85
+9V REGULATOR
BATT B+
Q351
TAPE OPERATION
REGULATOR
SWITCH
CONTROL SWITCH
u 1 6 3
Q352
EJECT/FF/REW/
REV/FWD MODE DETECT
.
DETECT
REEL SENSOR BOARD
19 19
2 4
9 9 8
5 1 5 0 8 9 2 4
84
m
BUFFER
c o
TAKE-UP SUPPLY
REEL REEL
SENSOR SENSOR
TAPE
XR-CA610X
2
9 9
MPX
A
(Page 20)
AM
B
(Page 20)
TAPE L
C (Page 20)
SDA, SCL
D
(Page 20)
9 8 2 9 9
LEVEL
E
(Page 20)
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: FM
: AM
: TAPE PLAY