Figure 88: Zetron Model 30 Phone Patch
Compatibility
Zetron Model 30 Phone Patch is compatible for all versions of SLR 5000 Series Software and
Hardware.
Hardware Connections
The connections between the SLR 5000 Series Repeater and the phone patch are facilitated with a
multi-conductor cable connected between the J7 SLR 5000 Series back panel Aux 25-Pin connector
and that of the phone patch. The connection provides for the following signals:
• Transmit Audio
•
Receiver Audio
• PTT
• COR
• 13.6 VDC Nominal (see Note)
• Ground
NOTICE: If this connection is used, the external equipment must draw less than 1A.
Signal connections are noted in Figure 84: Model Zetron 38 Repeater Panel on page 138. The SLR
5000 Series Repeater connector and physical Pin locations are noted in the backplane interface board
section of this manual. See Zetron Model 30 manual for its connector and physical Pin locations. The
part number for a pre-fabricated cable is noted in the SLR 5000 Series ordering guide.
Figure 89: Signal Connections between SLR 5000 Series Repeater and Zetron Model 30 Phone
Patch (Analog Phone Patch Cable & Digital Phone Patch Cable)
White
Black (Paired with White)
Shield from Blk/White Pair
Green
Black (Paired with Green)
Shield from Blk/Green Pair
Red
Black (Paired with Red)
Shield from Blk/Red Pair
Model 30
Molex 1x 10 Connector
Tx Audio
PTT
Gnd
Discriminator
COR Input
Gnd
12VDC+
Gnd
SLR 5000 Series
Male DB25
Tx Audio
GPI 1 (PTT)
Gnd
Rx Audio
Gnd
13.6 VDC
Gnd
5
7
4
3
8
6
1
2
1
2
16
7
4
17
20
19
18
Appendix D : SLR 5000 Series Third-Party Controllers
Motorola Solutions Confidential
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