Airwell EDS25 Service Manual page 79

Fail condition:
i. STEP 9: MEMORY TEST (EEPROM)
LED Indicator
S T A N D B - Y
F L I T E R L E
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
-5 4.059
-4 4.017
-3 3.974
-2 3.93
-1 3.885
0 3.839
1 3.792
Service Manual - EDS
0 sec - STAND-BY is turned ON
3 sec - STAND-BY, OPER, TIMER and FILTER are turned ON
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:
L E D
D
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
4.1 16 3.002
17 2.946
18
19 2.833
20 2.777
21 2.722
22 2.666
23
Revision
Condition for LED to be ON
T e t s
T e t s
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
2.89 40
41
42
43
44
2.61 45
0
CONTROL SYSTEM
p a s s e d
a f e l i d
2.555 46
2.5 47
2.445 48
2.391 49
2.338 50
2.284 51
2.232 52
2.18 53
2.128 54
2.077 55
2.027 56
1.978 57
1.929 58
1.881 59
1.834 60
1.798 61
1.742 62
1.698 63
1.654 64
1.611 65
1.569 66
1.527 67
1.487
1.447
1.409
1.371
1.334
1.298
1.263
1.228
1.195
1.162
1.13
1.099
1.069
1.04
1.011
0.983
0.956
0.929
0.904
0.879
0.854
0.831
12-29