Sony TCM-1000A - SCHEMATIC DIAGRAM

SCHEMATIC DIAGRAM
1 2
3-2.
CONNECTION
FLEXIBLE
BOARD
3 4 5
{MAIN BOARD]
wt
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RI02 RIO3 Rio}
: 560 560 220
TCM-1000A
TCM-1000A
REC PRE
10
11
12
13 14 15 16 17 18
ICIOl CX-20107
SPEAKER
POWER
AMP B
SPEAKER
POWER
AMP A
AUDIO
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SP901
SPEAKER
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<= SWITCHING SWITCHING
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Q205
2SD596
D201
IS2837
D202
1S2835
Q214
25C1623
CONTROL SWITCHING
PH201,202 GP2S04B IC20l TKIO040 Q20l 2SAlI62 Q202,203,204,21,212,213 2SC1623 L
REEL
DET
PRE-END
DET
SWITCHING
SWITCHING
S202
ERASE PROOF
{B SIDE)
er RTS OE
19
20
Note:
TCM-1000A
21 22
e All capacitors are in wF unless otherwise noted. pF: uwuF
50WV or less are not indicated except for electrolytics
and tantalums.
e All resistors are in Q and % W or less unless otherwise
specified.
@ mee - 6+ bus.
{__] : adjustment for repair.
Power voitage is 3 V DC and fed with regulated dc power
supply from DC in 3 V (external power voltage) jack.
Voltages are DC with respect to ground in no-signal con-
dition.
no mark: PLAY mode
{ ):
{( ):
[ ie
< >t
< >:
{[ 12
digital volt meter.
e Reading
Oe
e Switch
: siqnal path.
DIRECTION
REC/PB
TONE (REC/PB)
POWER
ALARM
ERASE PROOF (B SIDE)
REVERSE
PAUSE
BATTERY CHECK
PRE-END REVERSE
(REVERSE)
B side (with the erase proof claw) REC mode
B side (without the erase proof claw) REC mode
PRE-END detect mode
direction mode
Plunger operation mode
BATT. check mode
are taken under no-signal conditions with a
OTHERS
ON
OFF
OFF
OFF
OFF
OFF
OFF