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.
INI +0 +1+2+3+4+5+6+7+8 +9 +A +B +C +D +E +F
00 ---0000008361804800 2FF303033006 14
10 1000 808080 3C 809608 9F 1D 80000023 23
20 4F2C 2C68C0 00442000 00 181E 00E0 CD 0F
30 0089 847F0700000000 00 0000000000 00
40 7F6F 5F4F3F 39342F 2D 2B 2927252321 20
50 1F1E 1D 1C 1B 1A191817 16 1514131312 12
60 1111 10100F 0F 0E 0E 0D 0D 0C 0C 0B 0B 0A 0A
70 0909 08080707060504 04 0303030202 02
80 2223 CD CFD2 D6 D99698 9C9D 5556585A 5C
90 5D5E ------------------------ ------------------
Table 1
1.Enter DATA SET mode by setting VOLUME to minimum.
2.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 1.
ADDRESS DATA
INIT 01 00
CRT ON 0010
Fig. 1
3.ADDRESS is now selected and should "blink". Using the VOL. +/- button on the remote, step through the ADDRESS until
required ADDRESS to be changed is reached.
4.Press OK to select DATA. When DATA is selected, it will "blink".
5.Again, step through the DATA using VOL. +/- button until required DATA value has been selected.
6.Pressing OK will take you back to ADDRESS for further selection if necessary.
7.Repeat steps 3 to 6 until all data has been checked.
8.When satisfied correct DATA has been entered, turn POWER off (return to STANDBY MODE) to finish DATA input.
The unit will now have the correct DATA for the new MEMORY IC.
C-2 |
ACEC
