Electra PXD912 Service Manual page 102

CONTROL SYSTEM
Fail condition:
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.
i. STEP 8: MEMORY TEST (EEPROM)
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:
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.
Values of Sensors Temperature VS. Voltage (DC)
Temp. Voltage
(°C) (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
11-36
Condition for LED to be ON
Test passed
Test failed
Temp. Voltage Temp.
(°C) (V) (°C)
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
CONTENT
Voltage Temp.
(V) (°C)
24 2.555 46
25 2.5 47
26 2.445 48
27 2.391 49
28 2.338 50
29 2.284 51
30 2.232 52
31 2.18 53
32 2.128 54
33 2.077 55
34 2.027 56
35 1.978 57
36 1.929 58
37 1.881 59
38 1.834 60
39 1.798 61
40 1.742 62
41 1.698 63
42 1.654 64
43 1.611 65
44 1.569 66
45 1.527 67
Voltage
(V)
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
SM PXD 1-E.3 GB