Block Diagram - Tape Section - Sony XR-C8220R Service Manual

7-2. BLOCK DIAGRAM – TAPE Section –
TAPE EQUALIZER AMP,
DOLBY NR AMP, AMS
IC250
HP901
(PLAYBACK)
FWD
EQ
IN (L)
FWD
34 OUT
L-CH
EQ AMP 29
FWD
R-CH
R-CH
R-CH R-CH
REV
32
L-CH
REV
IN (L)
REV
R-CH
R-CH
19 18
(METAL DETECT)
D200
113 102
REEL SENSOR B+
3
VCC
OUT1 IN1
9 2
MOTOR
LOADING/TAPE
M
OUT2 IN2
DRIVE
OPERATION
7 4
LOADING/TAPE OPERATION
MOTOR DRIVE
IC201
CAPSTAN/REEL
M901
M
MOTOR DRIVE BATT B+
(CAPSTAN/REEL)
Q204
05
Q201
RV230
DOLBY LEVEL (L)
TAPE LCH
IN (L) OUT
DOLBY
27 MUTE 24
NR AMP
R-CH R-CH
AMS
OUT
AMS
+
R-CH 14
DET
17 16 20
Q250
MUTE SWITCH
116 114 103
SYSTEM CONTROLLER
IC600 (2/5)
110 109 111
112
REGULATOR
BATT B+
Q203
TAPE OPERATION
REGULATOR
CONTROL SWITCH
Q202
EJECT/FF/REW/
REV/FWD MODE DETECT
– 25 –
TAPE-L
C
(Page 27)
POS0 – POS3
105 – 108 104
BUFFER
SWITCH
TAKE-UP SUPPLY
REEL REEL
SENSOR SENSOR
TAPE
DETECT
REEL SENSOR BOARD
• SIGNAL PATH
: TAPE PLAY
XR-C8220R
– 26 –