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5-8.
H
SCHEMATIC DIAGRAM — MAIN SECTION —
«See page 54 for iC Pin Function. (1C701)
1
2.
3
a |
101202
#PC1237HA
OVER LOAD OET
(Page 43 )
NOTE
a
* All capacitors are in #F unless otherwise noted,
pF: uur
SOW or less are not indicated except for electrolytics
and fantolums,
*All resistors are in Q and 1/4W or less unless otherwise
specified,
7
.
A
'interno! component,
TCB BOAR®
CN1
+ —fit-
:nonflommoble -resistor.
|
(Page 4!
© WO
«fusible resistor,
e [|
:ponel designation,
Note:
Note:
The components
identi-|
Les composants
identifiés por
fied by mark
AX or dot-|
une marque A\ sont critiques
ted line with mark AX | pour lo sécurité,
are critical
for safety.)
Ne les remplacer que par une
Replace onty with part | piéce portant
le numéro spéci-
number specified,
fie,
¢
[B+]
:Bt Line.
¢
[B-]
:B Line.
«Voltages and waveforms are dc with respect to ground
"under no-signal (detuned) conditions,
{
}: CB PLAY
* Voltages are taken with o VOM(Input impedance 10MQ).
Voltage variations may be noted due to normal
produc-
tion tolerances,
e Waveforms are taken with a oscilloscope,
Voltage variations moy be noted due to normal
produc-
tian tolerances,
«Signal path,
:FM
>> :1BED
LO
BB
[>>
:REC.
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DECK
SECTION
BO BOARD
CNUTOZ
A+7.5V (UNSW)
A-7.5¥ (UNSW)
MTR+7.5V (UNSW)
MTR~7.5V (UNS
RELAY-REC/PE
55
[B+]
BIAS~ON/OFF
POWER-ON/OF
A-STOP/PLAY.
B-STOP/P
B-STOP/REC.
+7V (UNSW)
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— 36 —
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— 37 —
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7
— 38 —
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30
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