(No.YA011)1-13
3.3
MEMORY IC REPLACEMENT
3.3.1 MEMORY IC
This TV use the memory IC. In the memory IC, there are memorized data for correctly operating for the video and deflection circuits
and more. When replacing the memory IC, be sure to use IC written with the initial values of data.
3.3.2 PROCEDURE FOR REPLACING MEMORY IC
1. Power off
Turn the power off and unplug the power plug.
2. Replace IC.
Be sure to use the memory IC written with the initial setting
data.
3. Power on
Connect the power plug and turn the power on.
4. Setting of recieve channels
Set the receive channels. For setting, refer to the OPERATING
INSTRUCTIONS.
5. User settings
Check the user setting items according to "FACTORY
SHIPPING" at page later. If these are different, set the correct
value.
6. Check the SYSTEM CONSTANT items
(1) Before operating the SERVICE MENU, confirm that the
setting of VCR/TV/DVD switch of the REMOTE
CONTROL UNIT is at the "TV" side. If this switch have
not been properly set, you cannot enter the SERVICE
MENU.
(2) Press the [INFORMATION] key and [MUTING] key on
the REMOTE CONTROL UNIT simultaneously.
(3) The SERVICE MENU screen on Fig.1 will be displayed.
(4) While the SERVICE MENU is displayed, again press the
[INFORMATION] key and [MUTING] key simultaneously.
Then display the SYSTEM CONSTANAT SET screen as
shown in Fig.2.
(5) Refer to the "SETTING VALUE OF SYSTEM
CONSTANT SET", and check the setting items. when it
differ, adjust it with the [FUNCTION (UP/DOWN)] key
and adjust it with the [FUNCTION (RIGHT/LEFT)] keys.
(6) Press the [MENU] key to memorize the setting value.
(7) Press the [INFORMATION] key twice to return to the
normal screen.
7.SERVICE MENU setting
Verify what to set in the SERVICE MENU, and set whatever is
necessary. Refer to the ADJUSTMENT for setting.
Fig.1
Fig.2
SERVICE MENU
1. IF
3. AUDIO
5. VSM PRESET
7. 3DNR
9. SHIPPING(OFF)
2. V/C
4. DEF
6. STATUS
8. IP
0. BUS FREE
1-9 : SELECT i : EXIT
SYSTEM CONSTANT SET
1. P MUTE NO
- / + : STORE i : EXIT
MENU
INFORMATION
SERVICE MENU
Enter
Exit SERVICE MENU
MUTING
VCR/TV/DVD
SWITCH
MENU
Memorize the
adjustment data
FUNCTION
UP / DOWN
8
1
2
3
4
7
5
6
9
0
AV
ZOOM
MENU
BACK
3D
TV
OK
Select the setting item
FUNCTION
RIGHT/LEFT
Adjust the value