Pioneer PDR-W839 Service Manual page 80

PDR-W839
SETUP SEQUENCE (3CD)
POWER ON
FL display the time 0f 3CD
Any tray failing
TOC READ?
Clamp the tray failing TOC READ
(Doing TOC READ)
Is there a
Other tray failing
TOC READ?
80
No
Yes
Yes
DISC?
No
No
(Clamping the tray)
Yes
Confirm the check point below when the sequnce does't work as above,
or the 3CD does't work when pushing the key (OPEN/CLOSE key,PLAY key,etc).
Check Point
• Check the connection between 3CD CORE Assy and the
MAIN Assy
• Blow out micro-fuse (IC01) on the POWER SUPPLY Assy.
• Check the logic of mechanism SW. (Refer to the
"• Initialization sequence at POWER ON of 3CD MICRO
CHANGER MECHANISM".
• Check the select drive signal
SELO+(CN1302 pin 8), SELO-(CN1302 pin 9)
• Check the loading drive signal
LO+(CN1302 pin 10), LO-(CN1302 pin 11)
No
DISC on the
clamped tary? (Clamping the tray)
Yes
Start the timer
PLAY
About 15sec.
No
passed after
Power On?
Yes
STOP
STOP
Start the timer
PLAY