C-2
WHEN REPLACING EEPROM (MEMORY) IC
If a service repair is undertaken where it has been required to change the MEMORY IC, the following steps should be taken to
ensure correct data settings while making reference to TABLE 1.
Table 1
ADDRESS DATA
FIG. 2
INIT 00 D0
CRT ON 0000
OEC7177A_025
DTV CA00E71091
INIT 251D
ROM: 0000
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
The unit will now have the correct DATA for the new MEMORY IC.
Enter DATA SET mode by setting VOLUME to minimum.
Press both VOL. DOWN button on the set and Channel button (6) on the remote control for more than 2 seconds.
ADDRESS and DATA should appear as FIG 2.
ADDRESS is now selected and should "blink". Using the CH. UP/DOWN button on the remote, step through the
ADDRESS until required ADDRESS to be changed is reached.
Press VOL. LEFT/RIGHT button to select DATA. When DATA is selected, it will "blink".
Again, step through the DATA using CH. UP/DOWN button until required DATA value has been selected.
Pressing VOL. LEFT/RIGHT button will take you back to ADDRESS for further selection if necessary.
Repeat steps 3 to 6 until all data has been checked.
When satisfied correct DATA has been entered, turn POWER off (return to STANDBY MODE) to finish DATA input.
After the data input, set to the initializing of shipping.
Turn POWER on.
Press both VOL. DOWN button on the set and Channel button (1) on the remote control for more than 2 seconds.
After the finishing of the initializing of shipping, the unit will turn off automatically.
CONFIRMATION OF INITIAL DATA
INIT +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +A +B +C +D +E +F
00 D0 D0 EA 6E 4C 25 24 69 31 0E 00 05 14 D9 FF 07
10 1A 20 29 30 37 40 45 49 4F 53 55 56 57 58 59 5A
20 5B 5C 5D 5F 5F 60 60 61 62 63 63 64 65 66 66 67
30 68 69 69 6A 6A 6B 6C 6D 6E 6F 70 71 72 73 74 75
40 76 78 7A 80 86 8E 96 9E A6 AE B0 B2 B6 BA BE BF
50 61 03 7F 10 00 00 0C 05 32 04 05 03 20 0F 0A A8
60 00 F8 00 00 00 00 03 00 00 00 00 00 00 00 01 00
70 00 00 01 00 00 00 01 00 00 00 80 40 .. .. .. ..
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