Solution Of 3Cd Tray Mismatching - Pioneer PDR-W839 Service Manual

PDR-W839
Error code table for service
Code
In the tray opening procedure, if opening is not completed within 4.5 sec., the procedure moves to closing.
Afterwards if this closing is not completed within 4.5 sec., the procedure recalls opening again.
L∗
If the recalled opening procedure is not also completed within 4.5 sec., the operation halts.
Doing the tray closing procedure, if closing is not completed within 4.5 sec., the procedure moves to opening action.
Afterwards if the opening procedure is not completed within 4.5 sec., the operation halts.
(1) When the slider moves in REV direction, if TOC position SW does not become "H" within 3.4 sec., the operation halts.
(2) After (1) is completed normally and then the slider moves in the FWD direction, if TOC position SW does not become "L"
E∗
within 300 msec., the operation halts.
(3) After (2) is completed normally and then the slider moves in the REV direction, if TOC position SW does not become "H"
within 300 msec., the operation halts.
When Q data is not read in 1 sec. and ATIP data is not read in 1 sec. ,the system tries to read them 3 times. If both Q data and
P∗
ATIP data are still not read, the operation halts, etc.
When reading PCA area, if searching for the playback starting position has failed, this is tried twice. If the search is not completed,
the operation halts.
C∗ When writing PCA area, the rotation does not reach to the required speed at writing position, and it is not possible for the writing to
start. If searching for the writing starting position fails,it is retried 19 times, and if both are still incomplete, then the operation halts.
Once disk discrimination is completed, and focus-in action is failed, then the operation halts.
F∗
If the pick-up jump occurs during recording, and it is not recovered, then the operation halts.
A∗
If ATIP data is not read for 4 sec. during recording, then the operation halts.
If PMA writing is not completed within 60 sec., then the operation halts.
d∗
If reading of TOC and PMA have failed, or there is missing information observed in the read data, an error occurs.
When recording is started, if RF signal exists instead of NO RF at the end edge boundary of the disc, an error occurs.

7.1.2 SOLUTION OF 3CD TRAY MISMATCHING

<SOLUTION WHEN 3CD POSITION MISMATCHING OCCURS>
Just after power on, if clamped tray is different from the disc number displayed on FL indicator, proceed with the following operations.
1. Press "OPEN/CLOSE1" key to open the tray. Even the tray that has come out at this time is not tray1, keep doing the following
procedure.
2. When tray-opening operation is completed, press "OPEN/CLOSE2" key to open the next tray.
3. Like the previous operation when tray-opening operation is completed, press "OPEN/CLOSE3" key to open the next tray.
4. When tray-opening operation is completed, then press "OPEN/CLOSE1" key again. If the tray 1 is opened, The procedure is
completed.
If this procedure does not recover mismatched tray , turn power off/on then repeat the whole procedure above again.
Warning) In case you start the self-reset mode during the operation, wait until the operation is completed and then proceed the
operations from the next step.
78
Generation Condition