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Mechanical Adjustment; Riglage De Micanlsme - Sharp RT-W500H Service Manual

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ITEM
USING JIG
ADJUSTMEN
Tape tention
measuring
cassette
TW-2412
Torque meter
Play
TW-2111
Fast-forward
TW-2231
Rewind
TW-2231
Test tape
MTT-114
rape speed
Test tape
High speed
MTT-111
Normal
speed
MTT-111
ground when
performing tt
high speed as
justment.
IT
REMARKS
POINTS
(More than 140 g)
7
(Play: 30-60 g-cm1
(Fast-forward:
55-l 10 g - c m )
(Rewind:
Sine waveform
attains the maximur
High speed
Deck 1: 6,000 T,"," k
Deck 2: 6,000 +2Ok
Normal speed
Deck 1: 3,000 I:," t
Deck 2: 3,000 ilOk
Perform the high
l
speed adjustment
first and then the
normal speed ad-
justment.
HIGH SPEEDTPl
BIAS CURRENT
CNS I
Figure IO-4 ADJUSTMENT POINTS
Head
Figure IO- 1 AZIMUTH
Figure 10-2 AZIMUTH WAVEFORM
Record/Playback
Test Tape
MTT-111
Figure 1 O-3 TAPE SPEED
LINE
D I N
V R 2 0 4
Dual-trace
Electronic
Oscilloscope
A
Small as Possible
S
GND
I

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