JVC HV-32D25EUW Service Manual page 13

2.5 REPLACEMENT OF MEMORY ICs
2.5.1 MEMORY ICs
This TV use memory ICs. In the memory ICs, there are
memorized data for correctly operating the video and deflection
circuits. When replacing memory ICs, be sure to use ICs written
with the initial values of data
2.5.2 PROCEDURE FOR REPLACING MEMORY ICs
(1) Power off
Switch the power off and unplug the power cord from the
wall outlet
(2) Replace ICs.
Be sure to use memory ICs written with the initial data
values
(3) Power on
Plug the power cord into the wall outlet and switch the
power on.
(4) Setting of receive channels
Set the receive channel.
For setting, refer to the OPERATING INSTRUCTIONS.
(5) Setting of SERVICE MENU
a) Press the INFORMATION key and the MUTE key of
the REMOTE CONTROLUNIT simultaneously.
b) The SERVICE MENU screen of Fig. 1 will be
displayed.
c) When a desired number is selected, the following
menu will come up respectively.
Verify the setting items of the SERVICE MENU and reset
where necessary. for setting, refer to the SERVICE
ADJUSTMENTS.
(6) User settings
Check the user setting values of Table 1, and if setting
value is different, set the correct value.
For setting, refer to the OPERATING INSTRUCTIONS.
SERVICE MENU
SERVICE MENU
1. IF 2. V/C
3. AUDIO 4. DEF
5. VSM PRESET 6. STATUS
8. IP
7. VNR
9. SHIPPING(OFF) 0. BUS FREE
1-9 : SELECT i : EXIT
Fig.1
Names of key
INFORMATION
MUTING
OK
FUNCTION UP/DOWN
FONCTION -/+
Fig.2
HV-32D25EUW
HV-32D25EJW
key
OK
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