Trouble-shooting at the time of installation

(1) Cannot dial

All stations?

Yes

No (Specified stations)

Check AC/DC fuses

No

Check wirings

of power

 

cable

 

 

 

Mount them

in

correct

No

positions

 

 

 

Make station

No.24

No

programming

 

 

 

No

Power indicator lamp on exchange and

FC-210 is lit normally?

Yes

Each unit is mounted in a correct position?

Yes

Station No.24

programming is completed?

Yes

DC voltage normal?

(+5V, +24V)

Switch settings for SW1 and SW2 on LM are made properly?

Yes

Is wiring to the station correct?

Replace station

LM

CC in

that order

 

 

Set switches properly

Wire correctly;!

 

Yes

No

Voltage becomes normal when

 

all the units are removed?

 

Yes

Replace CC

Replace CC

 

Replace units that cause

the voltage to return to

normal when they are removed.

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ViewSonic EXES-2000 manual Trouble-shooting at the time of installation