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2 modular jacks are used to connect to the HJB-110. A table of connections for each jack is shown.
RJ11C DURESS JACK
PIN
PAIR
DESCRIPTION
1
1
common
2
1
normally open
INPUT JACK WIRING
RJ14C HEADSET INPUT JACK
INPUT SWITCH POSITION
PIN
PAIR
NORMAL (A)
REVERSED (B)
1
2
Transmit ring
Receive ring
2
1
Receive ring
Transmit ring
3
1
Receive tip
Transmit tip
4
2
Transmit tip
Receive tip
Remove the 4 philips screws from the top of the HJB-110. Turn it over and remove the bottom cover. Locate the input switch S1, next to the duress key. The A and B positions are marked on the pcb next to the switch. Slide the switch toward the position required. Replace the bottom cover. Replace the four philips screws.
HJB110  |
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| GENERAL | Size, (overall) | 5.43"L x 2.77"D x 1.02"H |
| Weight, (shipping) | 0.6 lbs | |
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