Panasonic SL-DT300EG, Service Manual

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Error
Code
Error Content Additional error explanation Defect 1 Defect 2 Defect 3
F893 FROM falsification FROM CPU
F894 EEPROM
abnormality EEPROM Serial /
communi
- / cation
line
F8A0 Message
command is / not
appropriate Begin sending message to AV task
(Stop the operation by error, need to
correct / firmware bug)
Firmware
bug
5.4. Self-diagnosis function for the part of loading mechanism
5.4.1. How to display
1. Turn on the power.
2. Press “SELECT” button to select DVD.
3. With no disc on the unit, hold down “STOP” button for at least 2
seconds, and then press “ ” button for at least 2 seconds.
4. A loading mechanism error code is displayed if any. Refer to Table
5-1. If there are multiple error, they can be successively by
pressing “STOP” button.
5.4.2. Canceling self-diagnosis function
- Press the Standby/on button to turn off. And then press the Standby
/on button again to turn it on again.
- The contents of self-diagnosis function are stored in memory. To re-
display, perform the procedures “How to display”.
5.4.3. Clearing self-diagnosis function
- After repairing, continue to press “STOP” button for at least 5
seconds. And then “CLEAR” is displayed on the LCD about 2
seconds. / (Clearing the contents of self-diagnosis function)
- Always be sure to clear memories after completing repair.
Table 5-1
Display code Symptom Cause
H15 When the disc tray opens, it closes
by itself. Disc tray open/close detect switch
(S1001) fault. / (Check and replace)
H16 When the disc tray closes, it opens
by itself.
11