Troubleshooting Guide
For technical support call 858-457-3300
On-Hold Plus
Recheck all connections to phone cords and handset. Review connections as shown
on page 2, 3 and 4 of the manual
Disconnect TEHMA (telephone extension hold music activator) from handset or
headset connection. Reconnect handset/headset
Press ** (star key twice) on telephone keypad.
Music Activates-- continue to next step.
Music Does Not Activate -- recheck connections.
Disconnect TEHMA and remove the screw from the bottom side.
Lift top half of the plastic off to expose DIP switches on circuit board.
Move switches 3, 4 and 5 to the “ON” position (maximum signal strength).
Reassemble TEHMA.
Make call and press phone’s HOLD button
Music Activates-- problem is fixed
If music still will not active by pressing phone’s hold button, call for tech support
at 858-457-3300.
Reduce the volume by turning the VOLUME control on the back of the unit
counterclockwise.
Disconnect TEHMA and remove the screw from the bottom side.
Lift top half of the plastic off to expose DIP switches on circuit board.
Move switch 1 to the “OFF” position and switch 2 to "ON" position (max filtering).
Reassemble TEHMA.
Make call and press phone’s HOLD button
Disconnect TEHMA and remove the screw from the bottom side.
Lift top half of the plastic off to expose DIP switches on circuit board.
Move switch 1 to the "ON" position and switch 2 to "OFF" position
Reassemble TEHMA
This problem may occur rarely and on an inconsistent basis. If this does happen,
press any key on your phone's keypad to turn off the music.
SYMPTOM CAUSE SOLUTION
Connection
TEHMA
Not Enough
Signal Strength
TEHMA
Not Enough
Signal Filtering
Volume too high
Telephone HOLD
button will not
activate hold music
Hold music shuts off
after a few seconds
High-pitched tone
heard while on the line
1.
2.
1.
3.
4.
5.
2.
1.
1.
3.
4.
5.
2.
1.
1.
3.
4.
2.
3.
ON
OFF
1 2 3 4 5
ON
OFF
1 2 3 4 5
TEHMA
To Much
Signal Filtering
Phone audio
sounds muffled
ON
OFF
1 2 3 4 5
maximum signal
Tone can also be eliminated by
adjusting signal strength settings.
Try 3"ON" 4"OFF" 5"ON" (level 6)
or 3"OFF" 4"OFF" 5"ON" (level 5)
or 3"ON" 4"ON" 5"OFF" (level 4)
After adjusting Signal Strength,
test hold function again.
TEHMA ships with a signal strength
setting of 7 on a scale of 8 --
3"OFF" 4"ON" 5"ON" (level 7)
TEHMA ships in medium filtering
mode -- switches 1 & 2 "OFF"
maximum filtering
minimum filtering
NOTE
The wiring in the handsets of
GE 9450 and GE 9460 phones is
reversed and your TEHMAs will
require a special crossover
cable to work.
If you have either one of
these phones, please contact
you dealer for special cables.
GE 2-9450 & 2-9460 Phones
Very loud ambient
environment
Locations like a pizza parlor
kitchen during dinner rush may
sometime "false trigger" the
main unit (i.e. music will start
playing without placing the call
on hold).
False Triggering
