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 6 

 

 

TECHNICAL ASSISTANCE

 

When trouble is reported, verify that power is being 
supplied to the unit and there are no broken 
connections.  Check voltages for proper polarity on 
the cross connect block. 

 

Table 1 identifies symptoms of some possible 
problems with solutions.  
 
If a spare unit is available, continue to troubleshoot 
by substituting the spare unit for the suspected 
defective unit. 

Assistance in troubleshooting is available from the 
factory.  When calling, you should have a VOM, 
several clip leads and a test set available and be 
calling from the job site.  Call (540) 563-2000 and 
press 1 for Technical Support, or visit our website at 
http://www.valcom.com. 

 

Valcom equipment is not field repairable.  Valcom, 
Inc. maintains service facilities in Roanoke, VA.  
Should repairs be necessary, attach a tag to the unit 
clearly stating your company name, address, phone 
number, contact person and the nature of the problem. 
  
Send the unit to: 
 

Valcom, Inc. 

Repair and Return Dept. 

5614 Hollins Road 

Roanoke, VA  24019-5056

 
 
 
 
 
 
 
 
 
 
 
 

VALCOM LIMITED WARRANTY

 

Valcom, Inc. warrants its products only to the original purchaser, for its own use, 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.  This Limited Warranty obligation 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 Limited 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, 
maintenance, installation, removal  or use of the product. The maximum liability of Valcom under this warranty is limited to the purchase price of the 
specific Product covered by the warranty. 
 
Disclaimer.  

Except for the Limited Warranty provided herein, the product is provided “as-is” without any warranty of any kind whatsoever including, without 

limitation, any 

WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  

 
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: 

Valcom, Inc. 

5614 Hollins Road   Roanoke, VA  24019-5056 

Phone:  (540) 563-2000   FAX:  (540) 362-9800

 

Summary of Contents for V-9941A

Page 1: ...contact closure Dedicated single line telephone Refer to Figure 1 for a block diagram of a typical installation NOTE When used with additional equipment the V 9941A can also be accessed from a push to talk microphone for use in restaurant drive in windows and other similar applications Contact Valcom Application Engineering for information Features Loop start Input for ground start from a contact ...

Page 2: ...osure 1 V 9941A talkback page control 1 VP 624B power supply 45 Ohm talkback speaker maximum two Background Music The V 9941A provides background music input and is designed to automatically cut off the music during a page If background music is to be installed a receiver providing an 8 Ohm output with 1 3 Watts of output power will be required Inhibit Option The V 9941A is equipped with an inhibi...

Page 3: ...DC B battery may be referred to as or signal battery from power supply to terminal 4 24VDC on the V 9941A __ 7 Connect 24VDC B ground or signal ground from power supply to terminal 3 GND __ 8 Connect 24VDC ground from power supply to telephone system GROUND 10 9 7 8 6 5 4 3 2 1 Inhibit Music Music Spkr Spkr Gnd Start 24VDC G round Ring Tip C O Line Position or Loop Start Trunk Port R T Ground 24VD...

Page 4: ...er supply NOTE A battery may be substituted for B battery __ 8 Connect 24VDC B battery may be referred to as or signal battery from power supply to terminal 4 24VDC on the V 9941A __ 9 Connect 24VDC B ground or signal ground from power supply to terminal 3 GND __ 10 Connect 24VDC ground from power supply to telephone system GROUND __ 11 SW3 turn to the OFF position Battery Feed Off 10 9 7 8 6 5 4 ...

Page 5: ...nd Ring SW3 ON This provides Talk Battery to allow proper operation of PABX loop start trunk ports Electronic Key system line key position or a dedicated single line telephone A loop sense circuit connected with the battery feed turns on the V 9941A on access from the phone system Note By turning SW3 OFF and placing a ground on the ground start terminal the unit may be accessed Immediately after a...

Page 6: ...e 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...

Page 7: ... 9941A and the second test set across terminals 6 SPKR and 7 SPKR Turn SW3 ON c While monitoring the second test set go off hook on the first test set and page d If the page is heard when the V 9941A is working verify the connections to the speakers If your system still does not work verify proper programming of your phone system There should not be any type of toll restriction on the port used to...

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