Sanyo MR-1020 Service Manual page 6

Auto-reverse stereo tape recorder
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. Disconnected motor coil.
|
. Faulty starting capacitor C 110.
. Burned metals.
. Replace.
. Oil or replace.
Capstan does not turn.
. Oil on idler, motor pulley or flywheel.
. Insufficient oil for idler of flywheel.
|
. Oil or replace, for easier turning.
Slow rotation.
1. Heavy 'motor revolution.
ae
2. Starting capacitor leak.
: 2. Confirm and replace.
: 3. Oil on idler, motor pulley or flywheel.
' 3. Clean with carbon tetrachloride or alcohol.
' 4. Insufficient oil for idler of flywheel.
' 4. Oil.
Wow, flutter.
ie Insufficient motor torque.
| 1. Replace. starting 'capacitor.
2. Slipping motor pulley.
' 2. Tighten fising nuts.
: 3. Faulty idler pressure.
3. Adjust
and
replace
pressure
spring.
4. Oil on idler, motor pulley or flywheel.
| 4. Clean with carbon tetrachloride or alcohol.
' 5. Insufficient oil for idler or flywheel.
: 5. Oil
| 6. Insufficient oil for both spindles or faulty felt.
| 6. Oil, replace felt.
7. Insufficient pressure of pinch roller.
7. Check and adjust.
_ 8. Irregular pinch roller rubber.
| 8. Replace.
| 9. Dust on head surface.
9. Clean with carbon tetrachloride or alcohol.
' 10. Dust on head pad or faulty pressure.
10. Same
as
above,
or
adjust
pressure.
there Dust on tape guide.
11. Same as 9.
Faulty 'fast forward (hp. 44).
. Insufficient : oil for both reel axles,
1. Oil.
. Faulty fast forward roller (left and right) pressure or poor
_ 2. Check and adjust.
N
matching with reel base height.
a)
SVR-3
METER
ADJUSTMENT
C82
nen
ae
awe
75
Ve
Amplifier
Board
(Foil Side)
eee

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