JVC MX-J170V

MX-J170V
1-27
Trouble shooting guide
Tray does not close/open
Check the SW, SW2 of
mecha
mecha initial position
Check the pin 20,10
of IC082 when
open button is
pressed
Check the pulse pin
RL+, RL- of SCW1
connector
No
No
No
Ye s
Ye s
Ye s
No
Check the UIC1
Check for IC082
No logo display
Check for VIDEO
signal at pin V.OUT of CT1
Check for 27MHz
signal at CI1 of VCD board
pin No. 106
No
No
Ye s
No
Check VIDEO pattern
line(OQ2, OQ3)
Check the X-TAL
VX101(27MHz)
Check the communication
line of MI1 with UIC1
Check pin RST of
CT1:low
pin No. 60
No
Check VCD board,
resoldering or
replase vcd board