Clear-Com RM-702 - Manual (Page 14)

R M - 7 0 2 T W O - C H A N N E L R E M O T E S T A T I O N 2 - 2
Figure 2-2: RM-702 PCB Layout
To connect or isolate RM-702 channels:
1. Please observe anti-static procedures. The circuit cards can be damaged
by static electricity. Please ground yourself and tools before touching any
circuit cards.
2. Remove the cover of the RM-702.
3. On the main circuit board, locate the JP4 three-pin jumper.
The jumper is located on the rightmost upper portion of the circuit card,
when viewed from the front of the unit. The label “J4” appears behind the
jumper. A jumper plug is placed over pins 2 and 3.
4. Do one of the following:
• To connect the two channels, place the jumper plug over pins 1 and 2.
Figure 2-3: Jumper Set to Connect Channels
• To isolate the two channels, place the jumper plug over pins 2 and 3.
Figure 2-4: Jumper Set to Isolate Channels
JP4
JP2
JP3
JP6
JP5
JP4 1
2
3
JP4
1
2
3