Memory Test (Eeprom); Fail Condition - Electra WNG 7 Service Manual

Wng led/lcd series
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Fail condition:

0 sec - STAND-BY is turned ON
3 sec - STAND-BY, OPER, TIMER and FILTER are turned ON
i.
STEP 9: MEMORY TEST (EEPROM)
LED Indicator
STAND-BY LED
FILTER LED
AT THIS POINT THE SELF-TEST IS COMPLETED.
In order to terminate Self-Test mode the User can change the unit setting from COOL
Mode, LOW FAN to COOL Mode, MED FAN or to wait without using the remote control
for 60 sec.
Temp. (*C) Voltage (V) Temp. (*C) Voltage (V) Temp. (*C) Voltage (V) Temp. (*C) Voltage (V)
-20
4.554
-19
4.529
-18
4.502
-17
4.475
-16
4.446
-15
4.417
-14
4.386
-13
4.354
-12
4.322
-11
4.287
-10
4.252
9
4.216
-8
4.178
-7
4.14
-6
4.1
-5
4.059
-4
4.017
-3
3.974
-2
3.93
-1
3.885
0
3.839
1
3.792
Service Manual - WNG
When the timing reset test is completed, the next test will start
automatically.
The test purpose is to check if the memory is functioning correctly. The test
result is reported by using the STAND-BY and FILTER LEDS:
Values of Sensors Temperature VS. Voltage (DC)
2
3.744
3
3.695
4
3.646
5
3.595
6
3.544
7
3.492
8
3.439
9
3.386
10
3.332
11
3.278
12
3.223
13
3.168
14
3.113
15
3.058
16
3.002
17
2.946
18
2.89
19
2.833
20
2.777
21
2.722
22
2.666
23
2.61
Revision Y05-03
CONTENT
Condition for LED to be ON
Test passed
Test failed
24
2.555
25
2.5
26
2.445
27
2.391
28
2.338
29
2.284
30
2.232
31
2.18
32
2.128
33
2.077
34
2.027
35
1.978
36
1.929
37
1.881
38
1.834
39
1.798
40
1.742
41
1.698
42
1.654
43
1.611
44
1.569
45
1.527
CONTROL SYSTEM
46
1.487
47
1.447
48
1.409
49
1.371
50
1.334
51
1.298
52
1.263
53
1.228
54
1.195
55
1.162
56
1.13
57
1.099
58
1.069
59
1.04
60
1.011
61
0.983
62
0.956
63
0.929
64
0.904
65
0.879
66
0.854
67
0.831
12-31

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