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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: 

Valcom, Inc. 

5614 Hollins Road 

Roanoke, VA 24019-5056 

Phone:   (540) 563-2000 

Fax:   (540) 362-9800 

 

 
 
 
 
 

TABLE 1 - TROUBLESHOOTING CHART

 

Symptoms

 

Solutions

 

1. 

Red power reversal LED is lit. 

A.  Reverse power connections to pins 29 and 
30. 

2. 

Will not trip ringing. 

A.  Verify -24VDC on pins 29 (+) and 30 (-). 
B.  Verify ring voltage is present on pins 16 and 

17 (75VAC minimum). 

3. 

No output from amplified speaker assemblies.  A.  Listen (using a lineman’s test set) for audio on 

8 Ohm output (pins 8 and 9). 

B.  Verify -24VDC to speakers. 
         Remember, GND is (+), -24VDC is (-). 

4. 

Unit will never release. 

A.  Refer to the appropriate connection Figure 

and verify the dip switches are set properly. 

5. 

All call does not work. 

A.  Verify connections according to Figure 6. 
B.  Verify "all call out" of master unit is connected 

to "all call in" of all other units. 

C.  Verify 8 Ohm output of master unit connected 

to "all call audio in" of all other units. 

D.  Verify proper voltage and polarity on pin 29 

(+) and 30 (-) of master unit. 

E.  Verify ring voltage is present on pins 16 and 

17 of master unit when all call number is 
dialed. 

 

Summary of Contents for V-9940

Page 1: ...vide the best service possible In order to do this it may occasionally be necessary for them to make changes in their equipment operations or procedures If these changes potentially affect the service...

Page 2: ...22dBm Time Out Release 1 4 8 16 32 or 64 seconds Manual Reset 25ms ground Output 1 Impedance 600 Ohms Page Level Output Level Input Level 1dB Music Level Output Level Input Level Output 2 Impedance 8...

Page 3: ...Assemblies and a 24VDC power supply NOTE All Call is included with the V 2003A V 2006A and the V 1109RTVA It may be added to the V 119RTVA with a V 1118 and to the V 136RTHF with a V 1134 See Note One...

Page 4: ...PABX is compatible for station level page When used with talkback paging the talkback audio may delay or cancel the audio sense release In some special applications a manual reset can be used to provi...

Page 5: ...s 14 and 15 of a previous unit pin 14 is and pin 15 is Unplug power supply Connect 24VDC B battery may be referred to as or signal battery from power supply to pin 30 on V 9940 and B ground or signal...

Page 6: ...L MOUNTING PLATE WIREWAY OPENING TO WALL PLATE AND JUNCTION BOX WIRE TIE LOOP WIRE TIE USED TO BUNDLE WIRES ENTERING AND LEAVING TERMINAL AREA SNAP LATCH FOR COVER 155 DIA HOLES FOR MOUNTING TO SINGLE...

Page 7: ...E ACCESS V 9940 CONNECTION BLOCK WIRING INSTRUCTIONS Place a check by each step as it is completed ____ 1 Connect Tip of the PABX Centrex or C O Line to pin 16 and Ring to Pin 17 of the V 9940 ____ 2...

Page 8: ...the V 9940s being used for individual zones ____3c Strap from pin 13 of the all call V 9940 to pin 28 of each of the V 9940s being used for individual zones ____ 4 Music Input Background music may be...

Page 9: ...e length ____ 7b Centrex or C O Line access Set switches 1 and 8 ON Set switches 2 through 7 all OFF See section titled Dip Switch Settings for additional information regarding dip switches ____ 8 Ref...

Page 10: ...o 7 all OFF See Section titled Dip Switch Settings for additional information regarding dip switches ____ 8 When all connections are complete replace cover and lock in place using the 6 inch screws pr...

Page 11: ...aging in progress will be overridden and an alert tone will be returned to the overridden parties If they remain on line on completion of the all call page they will be reconnected to their respective...

Page 12: ...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 Head...

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