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REMOVING A DEFECTIVE MODULE
1. Remove the top cover plate by unscrewing the 10 screws.
2. Locate defective module. Remove the 6 screws from S1 to S6.
3.
Remove the input power supply wires from terminals "L" and "N". Insulate the
wire terminals with insulating tape
4. Remove the LED wire connection from terminals "LED 1 & LED 2" .
5.
Remove the "SHARE BUS" wire female socket connector from the terminal
"JUMP1". If the defective module is not being replaced immediately and if the
unit is required to be operated without this defective module,
IT IS MANDATORY TO SHORT THE TWO FEMALE SOCKETS ON
THIS UNUSED FEMALE CONNECTOR WITH A SHORTING LINK.
(SEE FIG. 3 ) THIS WILL ENSURE THAT THERE IS NO BREAK IN
THE "SHARE BUS" DAISY CHAIN AND THAT ALL THE "JUMP1"
TERMINALS ARE INTERCONNECTED.
6.
The module can now be removed
TROUBLE SHOOTING
POWER ON/OFF SWITCH DOES NOT LIGHT WHEN SWITCHED ON
·
Check that power is available in the AC outlet
·
Check that the power cord plug is properly plugged in
POWER SWITCH TRIPS
·
The breaker , which is a part of the power on/off switch, has tripped due to
abnormal condition . Call technical support
"TEMP. FAULT" LED LIGHTS UP AND BUZZER IS SOUNDED
·
One or both of the fans have stopped
Forced cooling has failed due to defect in the cooling fan(s). Switch off the
unit immediately . Fan(s) needs to be replaced.
DO NOT USE THE UNIT TILL THE DEFECT IS RECTIFIED. IT IS PRO-
HIBITED TO USE THE UNIT WITHOUT FORCED COOLING. Call techni-
cal support.
·
If both the fans are running, the small fan status monitoring PCB may be
defective. Call technical support.
.
11.
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