5
TABLE
3
TROUBLESHOOTING
CHART
PROBLEMS
PROBABLE CAUSES AND CORRECTIONS
No side tone
No dial tone
No volume to speakers
Hum heard at phone
No speaker cancel
Background music distorted
•
Check "A" battery connection, polarity and voltage.
•
Check "A" and "B" battery connections, polarity and voltage.
•
Check phone to speaker control.
•
Check * for audio present at tip, ring input (W/BL, BL/W pair).
•
Check * for audio at signaled speaker pair at 66B block.
•
Check * for audio at input of speaker.
•
Possible magnetic interference from power supply - Relocate unit and
cables at least 18" away.
•
Check for noisy "A" battery.
•
Verify ground present at phone side of at least (2) 10K Ohm resistors.
Refer to "Connections to 1A2 Key System."
NOTE: Do not apply ground directly to inhibit input.
•
Music source level too high. Refer to "Page & Music Level
Set Up" procedures.
•
Use lineman's test set (Butt set).
VALCOM LIMITED WARRANTY
Valcom, Inc. warrants its products to be free from defects in materials and workmanship under conditions of normal use and service
for a period of one year from the date of shipment. The obligation under this warranty shall be limited to the replacement, repair or
refund of any such defective device within the warranty period, provided that:
1.
inspection by Valcom, Inc. indicates the validity of the claim;
2.
the defect is not the result of damage, misuse or negligence after the original shipment;
3.
the product has not been altered in any way or repaired by others and that factory sealed units are unopened (a service
charge plus parts and labor will be applied to units defaced or physically damaged);
4.
freight charges for the return of products to Valcom are prepaid;
5.
all units ‘out of warranty’ are subject to a service charge. The service charge will cover minor repairs (major repairs will
be subject to additional charges for parts and labor).
This warranty is in lieu of and excludes all other warranties, expressed or implied, and in no event shall Valcom, Inc. be
liable for any anticipated profits, consequential damages, loss of time or other losses incurred by the buyer in connection
with the purchase, operation or use of the product.
This warranty specifically excludes damage incurred in shipment. In the event a product is received in damaged condition, the
carrier should be notified immediately. Claims for such damage should be filed with the carrier involved in accordance with the
F.O.B. point.
Headquarters:
In
Canada
Valcom, Inc.
CMX Corporation
5614 Hollins Road
35 Van Kirk Drive #11 and 12
Roanoke, VA 24019-5056
Brampton, Ontario L7A 1A5
Phone: (540) 563-2000
Phone: (905) 456-1072
FAX: (540) 362-9800
FAX: (905) 456-2269
