Advertisement
PROBLEMS
All call feature inoperative.
All call inhibit feature inoperative.
No all call output or low volume.
All call clicks or stays operated.
TROUBLESHOOTING CHART
PROBABLE CAUSES AND CORRECTIONS
Verify connection to proper plugs on V-1134. If plugs are reversed, intercom will
operate, but all call function will not.
Plug cable from crossconnect block directly into V-136RTHF bypassing V-1134 and
check for proper operation of intercom.
VSP-136RTHF instruction.
Verify straps are in place on crossconnect field as outlined previously.
Verify straps are in place on crossconnect field.
Verify that a 5K ohm resistive ground appears at the W/G (pin 28) wire of the "to 66
block" cable when two or more phones are off hook on the intercom. Refer to the
V-136RTHF instruction.
Adjust all call volume on unit to desired listening level.
Ground on a speaker wire. Remove all speaker cables at main frame. Reconnect
one at a time and test.
3
If V-136RTHF does not work, refer to
947114
Advertisement
