Assembling And Disassembling - Panasonic SA-HT990E Service Manual

Dvd home theater sound system
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updating is to be done or not. (Selection of Yes/No)
4. a. If Yes is selected, version updating is performed.
b. If No is selected, only recovery is performed.
5. a. When updating is finished, remove the disc according to the
message appearing on the screen.
b. Remove the disc according to the message appearing on the
screen.
6. Turn off the power.
Note:
If the AC power supply is shut out during version-up due to a power failure, the version-up is
improperly carried out.
In such a case, replace the FLASH ROM IC and carry out the version-up again.
9.5.3. DVD Module Reset
- When after replacing Flash Rom IC or the DVD Module P.C.B., FL
displays error code " DVD F897". This means the unit is not
initialized properly and the following process needs to be carry
out.
- Procedures:
1. Press
main unit.
2. FL display show " INIT"
3. While still pressing "STOP" button on main unit, press "ENTER"
on remote control.
4. FL will display "DVD RESET" before FL display will change to
TOC reading again.
5. Power off unit. Unplug the AC cord.
6. Power on the unit. It should be no problem. If problem persist
check on the DVD module P.C.B. or FLASH ROM IC.

10. Assembling and Disassembling

"ATTENTION SERVICER"
Be careful when disassembling and servicing.
Some chassis components may have sharp edges.
Special Note:
1. This section describes the disassembly procedures for all the
on remote control while pressing "STOP" button on
23

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Sa-ht990ebSa-ht990eg

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