AV-28X37SUE AV-28X37HKE
AV-28X35HKE AV-28X37HIE
AV-28H35SUE AV-28H35BUE
AV-28X35HUE
1-10 (No.52106)
2.4 REPLACEMENT OF MEMORY IC
2.4.1
MEMORY IC
This TV use memory IC. In the memory IC, there are memorized data for correctly operating the video and deflection circuits. When
replacing memory IC, be sure to use IC written with the initial values of data.
2.4.2
PROCEDURE FOR REPLACING MEMORY IC
Fig.1
Fig.2
PROCEDURE
1. Power off
Switch the power off and unplug the power cord from the outlet
2. Replace IC.
Be sure to use memory IC written with the initial data values.
3. Power on
Plug the power cord into the outlet and switch the power on.
4. Check and set SYSTEM CONSTANT SET:
* It must not adjust without signal.
(1) Press the INFORMATION key and the MUTING key of the
REMOTE CONTROL UNIT simultaneously.
(2) The SERVICE MENU screen of Fig. 1 will be displayed.
(3) While the SERVICE MENU is displayed, press the
INFORMATION key and MUTING key simultaneously,
and the SYSTEM CONSTANT SET screen of Fig. 2 will be
displayed.
(4) Check the setting values of the SYSTEM CONSTANT
SET of Table 1. If the value is different, select the setting
item with the FUNCTION UP/DOWN key, and set the
correct value with the FUNCTION -/+ key.
(5) Press the MENU key to memorize the setting value.
(6) Press the INFORMATION key twice, and return to the
normal screen.
5. Setting of receive channels
Set the receive channel.
For setting, refer to the OPERATING INSTRUCTIONS.
6. User settings
Check the user setting values of Table 2, and if setting value is
different, set the correct value.
For setting, refer to the OPERATING INSTRUCTIONS.
7. Setting of SERVICE MENU
Verify the setting items of the SERVICE MENU of Table 3, and
reset where necessary.
For setting, refer to the SERVICE ADJUSTMENTS.
SERVICE MENU
1. IF
2. V/C
3. AUDIO
4. DEF
5. VSM PRESET
6. STATUS
7. 8.
SURROUND
9. SHIPPING (OFF) 0. BUS FREE
1-9 : SELECT
i
i : EXIT
SYSTEM CONSTANT SET
1. DESTINATION EU
- /+
: STORE i : EXIT
OK
Names of key
INFORMATION
MUTING
FUNCTION UP/DOWN
MENU
FUNCTION -/+
key
OK
NAME OF REMOTE CONTROL KEY