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GENERAL
This set has an On-screen Service Menu system included in the CPU that allows remote operation for most of the service adjustments.
IC802 (EEPROM) REPLACEMENT
When IC802 (EEPROM) is replaced, IC801 (CPU) will automatically write the initial reference data into IC802 for basic TV operation.
However, the bus data should be checked and some bus data should be set up before attempting the service adjustments.
(See pages 4 – 6 for detailed information.)
INITIAL BUS DATA SETUP
Note: When IC802 (EEPROM) is replaced, the Service Menu NO. 03 HP (H Phase), NO. 10 VSC (V S Correction), NO. 14
VC (V Comp), NO. 23 POS (Pre/Over/SW), NO. 28 PRE (Preshoot Adj), NO. 29 WP (White Peak Limiter), NO. 32
BSG (Black Str Gain), NO. 34 DCR (DC Reset), NO. 37 AF (Auto Flesh), NO. 41 RYA (R-Y/B-Y Angle), NO. 48 EWA
(EW Amp), NO. 49 EWT (EW Tilt), NO. 50 EWP (EW Corner Top), NO. 51 EWB (EW Corner Bottom), NO. 55 STI
( Sub Tint), NO. 57 OPT (SA Option ), No. 58 OP2 (SA Option 2), and NO. 63 SBO (Sub Bright Offset) should be set
up for proper TV operation before attempting the service adjustments.
1. Disconnect the AC power cord (AC 120V line).
2. While pressing the MENU key, reconnect the AC power cord. The Service Menu display will now appear.
3. Select NO. 03 HP (H Phase) with
4. Select NO. 10 VSC (V S Correction) with
5. Select NO. 14 VC (V Compression) with
6. Select NO. 23 POS (Pre/Over/SW) with
7. Select NO. 28 PRE (Preshoot Adjust) with
8. Select NO. 29 WP (White Peak Limiter) with
9. Select NO. 32 BSG (Black Str Gain) with
10. Select NO. 34 DCR (DC Reset) with
11. Select NO. 37 AF (Auto Flesh) with
12. Select NO. 41 RYA (R-Y/B-Y Angle) with
13. Select NO. 48 EWA (EW Amp) with
14. Select NO. 49 EWT (EW Tilt) with
15. Select NO. 50 EWP (EW Corner Top) with
16. Select NO. 51 EWB (EW Corner Bottom) with
17. Select NO. 55 STI (Sub Tint) with
18. Select NO. 57 OPT (SA Option ) with
19. Select NO. 58 OP2 (SA Option 2) with
20. Select NO. 63 SBO (Sub Bright Offset) with
21. Press the MENU key to turn off the Service Menu display.
ON-SCREEN SERVICE MENU SYSTEM
1. Enter the Service Menu:
•
While pressing the MENU key, reconnect the AC power cord. The Service Menu Display will now appear. (See Figure 1.)
NO.
DATA
XX OPT XXX XXXXXXXX
TITLE
BINARY DATA
(8 bit)
ITEM NO.
DECIMAL DATA
Figure 1. Service Menu Display
2. Service Adjustments:
•
Press the
or
key to select the desired service menu you want to adjust. (See page 4 for On-screen Service Menu.)
•
Use the + or – key to adjust the data.
3. Exit from the Service Menu:
•
Press the MENU key to turn off the Service Menu display.
SERVICE ADJUSTMENTS
or
key. Adjust the data with + or – key for 12.
or
key. Adjust the data with + or – key for 11.
or
key. Adjust the data with + or – key for 4.
or
key. Adjust the data with + or – key for 1.
or
key. Adjust the data with + or – key for 3.
or
key. Adjust the data with + or – key for 1.
or
key. Adjust the data with + or – key for 2.
or
key. Adjust the data with + or – key for 1.
or
key. Adjust the data with + or – key for 1.
or
key. Adjust the data with + or – key for 2.
or
key. Adjust the data with + or – key for 20.
or
key. Adjust the data with + or – key for 37.
or
key. Adjust the data with + or – key for 5.
or
key. Adjust the data with + or – key for 9.
or
key. Adjust the data with + or – key for 19.
or
key. Adjust the data with + or – key for 24.
or
key. Adjust the data with + or – key for 46.
or
key. Adjust the data with + or – key for 2.
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