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INSTRUCTION MANUAL

CAUTION: Read All Instructions Before Operating Equipment

MFJ ENTERPRISES, INC.

300 Industrial Park Road

 Starkville, MS 39759  USA

Tel: 662-323-5869 Fax: 662-323-6551

COPYRIGHT         2006  MFJ  ENTERPRISES,  INC.

C

Model MFJ-624DM

VERSION 0E

Delux Hybrid Phone Patch

Summary of Contents for Telepatch II

Page 1: ...ll Instructions Before Operating Equipment MFJ ENTERPRISES INC 300 Industrial Park Road Starkville MS 39759 USA Tel 662 323 5869 Fax 662 323 6551 COPYRIGHT 2006 MFJ ENTERPRISES INC C Model MFJ 624DM VERSION 0E Delux Hybrid Phone Patch ...

Page 2: ...phone from its line cord b Connect the line cord from the wall jack to the modular jack on the Telepatch II labeled Line c Connect a second line cord from the modular jack on the Telepatch II PHONE to your telephone 2 Connection to Radio a Transceivers with Patch IN OUT Connectors i Connect a shielded audio cable from AUDIO IN on the Telepatch II to PATCH OUT on the radio ii Connect a shielded aud...

Page 3: ... on the number corosponding to the radio pin number previously recorded above Note Only one jumper should be placed on JMP4 Mic Audio ii JMP2 Mic Audio place a single jumper on the number corosponding to the radio pin number previously recorded above This will be the same as in step I above Note Only one jumper should be placed on JMP2 Mic Audio iii 1 JMP1 Mic Gnd place a single jumper on the numb...

Page 4: ... IN f Turn the RECEIVER GAIN control on the Telepatch II until the VU meter reads about 100 g Place a call on the telephone to a third party h Adjust the NULL control on the TELEPATCH II for a null reading lowest reading on the VU meter i Set the NULL switch to the NORMAL position 2 Receiver Gain a Adjust the RECEIVER GAIN control on the Telepatch II until the audio level into the telephone sounds...

Page 5: ...e phone line with a higher level than 9dBm Normally no more than 15 to 10 dBm is necessary for good volume Technical Assistance If you have any problem with this unit first check the appropriate section of this manual If the manual does not reference your problem or your problem is not solved by reading the manual you may call MFJ Technical Service at 662 323 0549 or the MFJ Factory at 662 323 586...

Page 6: ...Schematic ...

Page 7: ...phone Connector JMP 3 JMP 4 JMP 1 JMP 2 1 2 4 3 5 6 8 7 Mic Audio Thru Pass Mic Gnd 1 2 4 3 5 6 8 7 1 2 4 3 5 6 8 7 1 2 4 3 5 6 8 7 IC 718 IC 725 IC 746 IC 756 8 Pin Round Microphone Connector Icom Icom JMP 3 JMP 4 JMP 1 JMP 2 1 2 4 3 5 6 8 7 Mic Audio Thru Pass Mic Gnd 1 2 4 3 5 6 8 7 1 2 4 3 5 6 8 7 1 2 4 3 5 6 8 7 Kenwood TS 50 TS 570D G TS 870 TS 2000 8 Pin Round Microphone Connector ...

Page 8: ...ng 4 This warranty is NOT void for owners who attempt to repair defective units Technical consultation is available by calling 662 323 5869 5 This warranty does not apply to kits sold by or manufactured by MFJ Enterprises Inc 6 Wired and tested PC board products are covered by this warranty provided only the wired and tested PC board product is returned Wired and tested PC boards installed in the ...

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