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. OOOO O O O
2. Tape is loosely wound in the cassette. OOOOO OO
3. Cassette tape is not confined properly. OOOO OOOOO
(Cassette compartment is unlocked.)
4. Reel motor does not generate the correct torque. OOOOOOOOOOOO O
5. Abnormality of reel FG OOOOO OOOOOO 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
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