User's Manual

Service Calling System User Manual----English Version
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Z stands for the accumulating times of receiving data. Max. 99 and then return to 0. It
increases by 1 for each time receiving successfully.
Note: If Z is not displayed as ‘00’, you can press [C] key on WD1X/PD1X to clear the
data to zero; if Z is displayed as ‘00’, you can press [C] key on WD1X/PD1X to exit
wirelessness test mode.
T stands for the code of a device (Service Caller or RF Repeater) that send signals to
WD1X/PD1X. If T is displayed as ‘-’, it means it is sent from Service Caller.
Press cancel key [C] to exit.
 -F2: LCD Test Mode
Enter F2 to test whether LCD is normal or not. After entering F2, LCD will display
digits from 0 to 9 in full screen.
Press cancel key [C] to exit.
 -F3: Battery Voltage Test Mode
Enter F3 to test the battery voltage. LCD will display:
Take the value displays on the screen into the formula: Battery Voltage=( average
voltage/ 1024)﹡3.3﹡6.
It is normal that the accounted battery voltage is -10% ~10% of the real voltage.
Please charge the battery in time when it runs low. Otherwise, the battery will over
discharge and probably the calling receiver will not be wakened. If such condition happens,
please pull and plug the battery connection cable as follows to get the receiver right.
0 1 9 4
0 1 9 3
2 4
Battery power
Current voltage
Average voltage
Detect times