4-14
DSR-2000A/2000AP
4-2-4. Possible Causes of Errors
Possible causes of errors
Main code
02
06
403
574
554
402
355
058
154
254
594
494
395
496
3A7
503
674
654
454
375
078
174
854
694
596
4A7
Sub code
603
803
474
194
696
5A7
255
6A7
275
875
Possible causes
A55
A75
A95
1. Tape is stuck to the tape running mechanism.
O
O
O
O
O
O
O
2. Tape is loosely wound in the cassette.
O
O
O
O
O
O
O
3. Cassette tape is not confined properly.
O
O
O
O
O
O
O
O
O
(Cassette compartment is unlocked.)
4. Reel motor does not generate the correct torque.
O
O
O
O
O
O
O
O
O
O
O
O
O
5. Abnormality of reel FG
O
O
O
O
O
O
O
O
O
O
O
O
6. Tension regulator is defective.
O
7. Cut-and-spliced tape is used.
O
O
O
O
O
O
8. Top detector and end detector are defective.
O
O
O
O
O
9. Pinch roller has insufficient pressure against
O
O
capstan.
Check procedure for the possible causes, and the related circuit boards and devices
Possible causes
Check items and check procedure
Related circuit boards and devices
1. Tape is stuck to the tape running
.
Check if tape is stuck to tape guides or drum.
mechanism.
.
Check if foreign material is adhered to tape.
.
Tape is dirty.
.
Check if tape is damaged.
.
Tape run mechanism is dirty.
.
Check if foreign material is adhered to tape run
.
Humidity or condensation
mechanism and drum.
2. Tape is loosely wound in the cassette.
.
Check if tape has severe non-uniform winding.
.
A tape which has been used for
many times, is used.
.
A damaged tape is used.
3. Cassette tape is not confined properly.
Check that the four pins of the cassette
(Cassette compartment is unlocked.)
compartment are inserted into the holes of the
slant table.
Check that the cassette compartment retainer is
securely fastened.
↓
If a cassette compartment is unlocked when a
cassette compartment is inserted, exchange the
cassette compartment.
↓
When a cassette compartment is lock after it is
exchanged, the trouble is caused by the cassette
compartment. Otherwise the trouble is caused by
cassette compartment
the defective drive circuit.
SV-212 board
Summary of Contents for DSR-2000A
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