Note For The Replacing Of Memory Ic - Aiwa VX-G143K Service Manual

Basic tape mechanism : ovd-6
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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.
NOTE:
Initial Data setting will not be possible if clock has been set. To reset clock, either unplug AC cord and allow
at least 30 minutes before Power On or alternatively, discharge backup capacitor.
ADDRESS
00
01
02
03
04
05
06
07
08
09
0A
0B
0C
Enter DATA SET mode by setting VOLUME to minimum.
1.
2.
While holding down VOLUME button on front cabinet, press key 6 on remote control for more than 2 seconds.
ADDRESS and DATA should appear as FIG 1.
3.
ADDRESS is now selected and should "blink". Using the PLAY or STOP button on the remote, step through the
ADDRESS until required ADDRESS to be changed is reached.
4.
Press ENTER to select DATA. When DATA is selected, it will "blink".
5.
Again, step through the DATA using PLAY or STOP button until required DATA value has been selected.
6.
Pressing ENTER 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.

NOTE FOR THE REPLACING OF MEMORY IC

DATA
ADDRESS
DATA
40
0D
B3
1E
0E
75
07
0F
66
6A
10
A9
00
11
40
00
12
80
00
13
85
0F
14
00
C4
15
6A
20
16
00
02
17
35
C8
18
A3
33
19
68
ADDRESS
DATA
ADDRESS
1A
77
1B
5F
1C
05
1D
00
1E
40
1F
F0
20
00
21
00
22
00
23
00
24
00
25
5F
26
01
Table 1
ADDRESS
DATA
INIT
00
83
0010
POWER ON
0003
PLAY/REC
Fig. 1
C4-1
DATA
ADDRESS
27
F0
34
28
01
35
29
F0
36
2A
0E
37
2B
00
38
2C
01
39
2D
01
3A
2E
0B
3B
2F
01
3C
30
04
3D
31
00
3E
32
80
3F
33
18
DATA
00
00
00
00
00
00
00
00
6C
2B
21
15

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