18
TROUBLESHOOTING GUIDES
E.
Is the signal supplied to pin ,
of IC251 and pin of IC301?
Is the Base of Q205 5V?
NO
NO
Check IC601
Is there output at pin
of IC301?
Does Q202 oscillate?
NO
Check IC301
Is the voltage above 5.8V
at collector of Q202?
Is the Emitter of
Q205 6V?
YES
NO
Check power circuit
NO
YES
Check A/C HEAD and connector
pin , , , of P201
Check INPUT JACK
NO
Check power circuit
YES
YES
YES
Check Q203
Emitter: -25V
Base: -32V
YES
NO
Check Q203
YES
Check Q202
No linear sound in the playback
mode after linear recording. Check the
following procedure in RECORD mode.
7
9
76
14
6
4
8
2
Appendix
Summary of Contents for DV-T5T2
Page 7: ...6 CIRCUIT DIAGRAM 1 POWER SUPPLY SCHEMATIC DIAGRAM...
Page 8: ...7 CIRCUIT DIAGRAM 2 SERVO SYSCON CEC CIRCUIT DIAGRAM T DECK...
Page 9: ...8 CIRCUIT DIAGRAM 3 VIDEO AUDIO SCHEMATIC DIAGRAM 4 HEAD...
Page 10: ...9 CIRCUIT DIAGRAM 4 VIDEO AUDIO SCHEMATIC DIAGRAM HI FI...
Page 11: ...10 CIRCUIT DIAGRAM 5 PIF SCHEMATIC DIAGRAM 4 HEAD...
Page 12: ...11 CIRCUIT DIAGRAM 6 PIF MPX SCHEMATIC DIAGRAM HI FI...
Page 48: ......
