80
PDR-W839
• 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)
POWER ON
FL display the time 0f 3CD
Clamp the tray failing TOC READ
(Doing TOC READ)
Any tray failing
TOC READ?
Other tray failing
TOC READ?
Is there a
DISC?
DISC on the
clamped tary?
About 15sec.
passed after
Power On?
Yes
Yes
Yes
Yes
Yes
STOP
(Clamping the tray)
STOP
(Clamping the tray)
Start the timer
PLAY
Start the timer
PLAY
No
No
No
No
No
SETUP SEQUENCE (3CD)
Check Point
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).
Summary of Contents for PDR-W839
Page 21: ...PDR W839 21 A B C D 5 6 7 8 5 6 7 8 3 5 A A 1 5 A 2 5 A 4 5 A 1 5 Servo Amp IC Multiplexer ...
Page 39: ...PDR W839 39 ...
Page 51: ...PDR W839 51 A B C D 5 6 7 8 5 6 7 8 H PNP1480 C SIDE A CN502 A 301 CN302 A ...
Page 53: ...PDR W839 53 A B C D 5 6 7 8 5 6 7 8 H IC601 Q492 Q401 Q428 IC1811 IC901 Q490 Q481 1 SIDE B ...
Page 56: ...PDR W839 56 A B C D 1 2 3 4 1 2 3 4 I L HEAD PHONE ASSY L OPERATING1 ASSY I IC701 Q708 ...
Page 94: ...94 PDR W839 Pin Function 1 5 PDC069 CD R CORE ASSY IC501 Encoder IC ...
Page 95: ...95 PDR W839 Pin Function 2 5 ...
Page 96: ...96 PDR W839 Pin Function 3 5 ...
Page 97: ...97 PDR W839 Pin Function 4 5 ...
Page 98: ...98 PDR W839 Pin Function 5 5 ...
Page 103: ...103 PDR W839 ...