Sharp WQ-T281Z - Mechanical Adjustment; Tape Speed

MECHANICAL ADJUSTMENT
REMARKS (CHECK)
(More than 140 g)
ADJUSTMENT
Driving Tape tention
power measuring
cassette
TW-2412
Torque Torque meter
Play TW-2111
Fast-forward
TW-2231
Rewind
TW-2231
Deck 1
(Play: 35 — 60 g-cm)
Deck 2
(Play: 30 — 65 g-cm)
Deck 2
(Fast-forward:
80 — 135 g-cm)
Deck 2
(Rewind:
80 — 135 g-cm)
ila |
Sine waveform
attains the
maximum.
Azimuth
adjusting screw
Test tape
MTT-114
Tape Test tape High speed High speed
speed MTT-111 (Short TP501, Deck 2
TP502 and (6,000 + 300 Hz)
Ground) Normal speed
Normal speed Deck 2
VR501 3,000 + 100 Hz
“1. For the azimuth adjustment, be sure to use the azimuth
adjustment hole which is located under the cassette holder
cover.
Playback
r,
P103
Areca!
Mode
ounter
Test Tape
MTT-111
Figure 7—4 TAPE SPEED
WO-T281 VA
Cassette Holder Cover
~ae Face Adhesive tf
Remove the Lower Side
Figure 7—1 REMOVE THE CASSETTE HOLDER COVER
Deck 2 Azimuth Adjustment Screw
Deck 1 Azimuth
Adjustment Screw
Azimuth Adjustment Hole
Figure 7—2 AZIMUTH POINTS
E.V: ELECTRONIC VOLTMETER Dual-Trace
Syncroscope
Playback EY.
Mode Headphones (ava)
Test Tape
MTT-114
Headphones
L-ch 1
R-ch MAIN PWB-A1
CNP103
GND
Record/Playback
Head
Figure 7—3 AZIMUTH
VR501
TP501
| Bl102
(6) TP502
Cl Sps09
4
Toy SCC CNNP'51
GND
Figure 7—5 ADJUSTMENT POINTS