Service Mode Entry, Memory IC replacement & Adjustment Procedure
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MEMORY IC REPLACEMENT
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The memory IC stores data for proper operation of the video and deflection circuits.
When replacing, be sure to use an IC containing this (initial value) data.
MEMORY IC REPLACEMENT PROCEDURE
1. Power off. Switch off the power and disconnect the power cord from the wall outlet.
2. Replace the memory IC. Initial value must be entered into the new IC.
3. Power on. Connect the power cord to the wall outlet and switch on the power.
4. SERVICE MODE setting
Before entering the SERVICE MODE, confirm that the setting of TV/CATV SW of the REMOTE CONTROL UNIT is at the "TV" side and the setting of VCR/DVD SW of the REMOTE CONTROL UNIT is at the "VCR" side. If the switches have not been properly set, you cannot enter the SERVICE MODE.
A. Press [SLEEP TIMER] key and, while the indication of SLEEP TIMER 0 MIN is being displayed, press [DISPLAY] key and [VIDEO STATUS] key on the remote control unit simultaneously.
B. The SERVICE MODE screen of Fig.1 is displayed.
C. Verify what to set in the SERVICE MODE, and set whatever is necessary. Refer to the SERVICE ADJUSTMENT for setting.
D. Press the [BACK] key twice to return normal screen.
5. Receive channel setting
Refer to the OPERATING INSTRUCTIONS (USER'S GUIDE) and set the receive channels (Channels Preset) as described.
6. User settings.Check the user setting items according to after page. Where these do not agree, refer to the OPERATING INSTRUCTIONS (USER'S GUIDE) and set the items as Described.
SETTING ITEM NAME
Describe setting item name
SETTING VALUE
Set the setting value.
* Press [VOL+] / [VOL-] key. Set the setting value.
* Press [MUTING] key. Memorize the data.
2. YC SEP (3D Y/C separation setting). Sets output data to the 3D Y/C separation circuit.
Press [CH+] / [CH-] key: For scrolling up/down the item codes.
Press [VOL+] / [VOL-] key: For scrolling up/down the data values.
3. WHITE BALANCE (White balance setting) [Setting for this item is not required in servicing.]
4. MEMORY SETUP (Memory setting): [Do not change settings]
5. RF AFC: Setting for this item is not required in servicing.
6. DD/CM: [Do not change settings]: Adjustment of color management and device driver.
7. PANEL (Panel power limit control): [Do not change settings]
8. PP (Multi-screen processing setting): [Do not change settings]. Sets output data to the multi-screen processing circuit.
# Press [CH+] / [CH-] key: For scrolling up/down the item codes.
# Press [VOL+] / [VOL-] key: For scrolling up/down the data values.
9. IP (DIST setting): [Do not change settings]. Sets output data to the DIST circuit.
10. HDMI: [Do not change settings]: Sets output data to the DIGITAL INPUT circuit.