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Valcom V-2920 User Manual

Summary of V-2920

  • Page 1

    Vsp-v-2920 issue 6 1 947305 v-2920 advanced 20 zone talkback intercom system introduction the v-2920, advanced 20 zone talkback intercom system, is a communications system which provides voice paging with handsfree reply for up to 20 zones. The v-2920 is for use with any electronic or 1a2 key system...

  • Page 2

    2 947305 p a b x , e l e c t r o n i c o r 1 a 2 k e y s y s t e m o r d e d i c a t e d s i n g l e l i n e t e l e p h o n e v - 2 9 9 0 r i n g d o w n d e v i c e v - 2 9 2 0 c o n t r o l u n i t 4 5 o h m t a l k b a c k s p e a k e r c a l l b u t t o n ( u p t o 2 0 z o n e s ) f i g u r e 1...

  • Page 3

    3 947305 design general the v-2920, advanced 20 zone talkback intercom system used with the valcom talkback speakers, provides voice paging with handsfree reply for up to 20 zones. The system can be accessed through a c. O. Line position of a key system, loop start trunk port or single line telephon...

  • Page 4

    4 947305 connections ___ 1. Mount two 66b type punchdown blocks on the backboard near the control unit (v-2920) and ring down device (v-2990) and label the blocks per figure 2. ___ 2. Connect the control unit tip and ring (j1 - w/bl, bl/w) to screw terminals 3 and 4 of the ring down device. ___ 3. C...

  • Page 5

    5 947305 ring input tip input aux/music input aux/music input ring c. C. 26 1 27 2 28 w/bl bl/w w/o o/w w/gr zone 10 spk zone 10 ret zone 11 spk zone 11 ret zone 12 spk 26 1 27 2 28 w/bl bl/w w/o o/w w/gr ring c. C. Hf inhibit input not used not used not used 3 29 4 30 5 gr/w w/br br/w w/s s/w zone ...

  • Page 6

    6 947305 operation general originating a page when the attendant accesses the intercom and dials the access code, dial tone is returned. The attendant can then select an area to be paged by dialing a two digit number (10 to 29). A tone is heard in the handset and at the speaker location. The attenda...

  • Page 7

    7 947305 table 1: auxiliary contact operation contact operation lamp contact operates on loop closure. Ring contact follows ringing cycle 2 seconds "on", 4 seconds "off". Zone 26 contact operates when zone 26 is dialed and the "*" key is pressed. Zone 27 contact operates when zone 27 is dialed and t...

  • Page 8

    8 947305.

  • Page 9

    9 947305 phone to spk feature switches spk to phone j2 j1 all call volume figure 5 - control and connector locations bl/w w/bl w/br bl/r t r inhibit ground j1 connecting block v-2990 tel sys. C.O.. Line position or loop start trunk port t r a a1 5.1k ohm figure 6 - inhibit option dedicated "meet me"...

  • Page 10

    10 947305 table 3: troubleshooting chart problem corrective action 1. No system operation. 2. No paging at speaker. 3. Paging at speaker but no reply from speaker. 4. No system ringing when the doorplate button is pressed. 5. Background music is not heard at speakers. 6. No all call. 7. No dial tone...