Troubleshooting; Maintenance Inspection - Panasonic BT-LH1800P Mode D'emploi

Troubleshooting

Check and adjust the following points. If it doesn't work, con-
sult with your dealer.
• Operation key does not work.
Check that the control lock is not "ON."
# To unlock it, set the CONTROL LOCK in the SYSTEM
CONFIG menu to "OFF."
(See page 7.)
12

Maintenance Inspection

Maintenance inspections are necessary for the user to use
the video equipment safely and to keep the function in good
condition at all times through periodical and appropriate main-
tenance.
In order to make the most of the function of this unit, be sure
to carry out the maintenance inspections.
1. Necessity of periodical maintenance services
Backlight as a light source and heat exhaust fan motor are
used for the liquid crystal monitor.
These parts (consumable) are deteriorated with lapse of
time and may cause worsening of the performance or gen-
eration of trouble.
Accordingly, besides the conventional after-services per-
formed in case of trouble, it is very important to perform
general services, that is, maintenance services in order to
prevent accidents or trouble due to deterioration of con-
sumable parts, keeping the equipment in normal condition.
2. Standard maintenance time and execution items
The following maintenance execution time is set as a stan-
dard and not identical with individual life time. Also, note
that the deterioration time varies with the using environ-
ment and method.
No. Part name
1 Backlight
2 Fan motor
Main parts adjustment,
3
general adjustment
1)
"Main parts adjustment, general adjustment" of No.3 above in-
cludes the adjustment of gamma characteristics.
2)
The above adjustment of gamma characteristics is necessary in
backlight replacement.
Periodic maintenance spec.
and time (H)
Q'ty
Every 10,000H Every 30,000H
1 ––– ¥ (replace)
1 ¥ (replace) ¥ (replace)
1
¥ ¥