Telex Integrated Signal Processor ISP-100 - Manual (Page 25)

3-1
Troubleshooting
TROUBLESHOOTING
> > > CAUTION < < <
NO USER SERVICEABLE PARTS INSIDE. HAZARDOUS
VOLTAGES AND CURRENTS MAY BE ENCOUNTERED WITHIN
THE CHASSIS. TO AVOID ELECTRICAL SHOCK DO NOT
PERFORM ANY SERVICING OTHER THAN THAT CONTAINED
IN THESE OPERATING INSTRUCTIONS.
User Modifications
Modifications to Merlin products are not recommended. Such
modifications shall be at the sole expense of the person(s) or company
responsible, and any damage resulting from said modifications shall not
be covered under warranty or otherwise.
In Case of Problems
Check the following items:
Verify that the unit is properly connected to an AC power source
and the source is active.
Check the fuse.
Verify that the input connections are properly made.
Verify that the output connections are properly made.
Make sure the output relay indicators are green.
Check the input and output cables for proper wiring and
continuity.
Check the signal source(s).
Check the connection between the computer and the ISP-100 if
a computer is being used.
Check the GPI connections if the GPI is being used.
User modifications
void the warranty.
WARNING:
Make sure the power
is disconnected from
the unit before
checking the fuse.