JVC TV-13142 Service Manual page 48

TV-13142
TV-13142W
CASSETTE TAPE IS NOT
ACCEPTED
Does WORM GEAR of
CASSETTE LOADING
BLOCK activate?
Yes
When a cassette is not
inserted, is the voltage
at pin 79 ?
Yes
When a cassette is
inserted, is the voltage
between pins 3 or 4 of
CP1006 12V ?
No
When a cassette is
inserted, is the voltage at
pin 21 of IC1001 5V?
Yes
Check circuit of LOADING MOTOR.
48
TROUBLESHOOTING GUIDE
No
No
Yes
No
Check WORM GEAR of
CASSETTE LOADING BLOCK.
Check LED and PHOTO SENSOR on
DECK.
Replace LOADING MOTOR.
Replace IC1001.