JVC HD-Z56RF7/A Service Manual page 5

1.3.3 LAMP UNIT REPLACEMENT
(1) The lamp replacement message will appear when need to
change the lamp. After replace the lamp, need to reset the
timer which is built into TV.
(2) Lamp use time can be check at the lamp message MENU.
If lamp use time exceeds 6500 hours, the message of
Fig.1 will be displayed on a screen.
(3) If Fig.1 message appears when turn the TV on, need to
replace the lamp.
(4) Use the lamp timer reset only after replacing the lamp.
NOTE:
• This message will appear every time turn on the TV, when
the lamp needs to be replaced. Press the [OK] key to make
the message disappear, or replace the lamp.
LAMP REPLACEMENT MESSAGE
Lamp needs to replaced.
Refer to instructions book for replacement
instructions.
After replacing the Lamp, please reset
timer in the TV menu.
Press OK, if you do not want to see this
message again.
1.3.4 HOW TO REPLACE THE LAMP UNIT
• Refer to the "INSTUCTION BOOK" for a detailed operating
description.
(1) Turn off the TV power.
(2) After the LAMP LED light has stopped blinking, disconnect
the power cord from the AC outlet.
(3) Loosen 1 screw then take out the lamp cover below the left
side of the TV.
(4) Loosen 2 screws then take out the lamp unit.
(5) Install the new lamp unit.
(6) Re-install the lamp cover.
NOTE:
• After installing the new lamp unit, do not forget to reset the
lamp timer.
1.3.5 HOW TO RESET THE LAMP TIMER
• Refer to the "INSTUCTION BOOK" for a detailed operating
description.
(1) Press the [MENU] key to select "SET UP".
(2) Select the <LAMP TIMER RESET> with [ ] / [ ] keys.
(3) Enter the <LAMP TIMER RESET> mode, the following
message will appears.
PRESS OK TO RESET THE LAMP TIMER
(4) Press the [OK] key while the above message appears on
the screen.
(5) The lamp timer has now been reset, and the following
message will appear.
THE LAMP TIMER IS RESET SUCCESSFULLY
Fig.1
1.3.6 PRECAUTION FOR REPLACEMENT
• Do not replace the LAMP UNIT immediately after the projector
has been used.
• The temperature of the LAMP UNIT is still high and could
cause a burn.
• Allow a cooling period of 1 hour or more before performing
replacement.
• Before starting LAMP UNIT replacement work, turn off the
MAIN POWER switch, and disconnect the AC power cord plug
from the wall outlet.
• If touched, the lamp glass surface may rupture and burns may
result. Do not touch the glass portion or metal portion. Handle
only plastic handle.
• The replaced old lamp can be discarded in the same manner
as a fluorescent lamp. Check local ordinances and dispose of
the used lamp as prescribed.
(No.YA460)1-5