User's Manual

4-52 PMP320HDW2v1
Preliminary
JUL
2010
PMP 320 Hardware Installation CMM Sync Cable
CMM Sync Cable
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T wo CMMs (two CMMmicros, two CMM4s, or a CMMmicro and a CMM4) can be connected
together with a CMM sync cable to provide either
• The ability to have one GPS antenna support two CMMs
• W arm spare redundant sync
Pinouts for the CMM sync cable are shown in the following figures. Figure 4 - 4 shows the
location
of Pin 1, relative to the lock tab on the connector.
NOTE
The CMM sync cable used to connect two CMMs for sync purposes has different
pinouts than the straight - through sync cable used to connect a “remote AP” to an SM,
or an AP or BHM to a CMM2.