Power and Signal Cabling. Symmetricom TimeSource 500

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Power and Signal Cabling. Symmetricom TimeSource 500 | Manualzz

S S S S S S S S S S S S S S S S S S S S S S S S S S S

Power and Signal Cabling

S

Warning:

The circuitry on the plug-in circuit board is subject to electrostatic discharge (ESD) damage. Be sure to wear an

ESD wrist strap when making connections to the rear panel.

Failure to observe this warning may result in equipment damage.

S

Warning: The faceplate on the card contains a plastic overlay bonded to the metal plate with an adhesive. The overlay is an integral part of the ESD protection. Do not pierce, peel, or otherwise violate the integrity of the overlay. Failure to observe this warning may result in equipment damage.

The Craft connection is made at the shelf front panel. All other connections are made at the shelf rear panel.

Figure 26 shows the rear panel connectors. Figure 27 shows the front panel connector. All connectors can be located using these illustrations.

1

3

4

TimeSource 3500

Installation

097-72050-01 Issue 7: August 2003

109

5

S S S S S S S S S S S S S S S S S S S S S S S S S S S S S

Figure 26. Rear Panel Connectors

Office

Alarms

Com

Port 1

Optional T1, E1/T1,

T1/CCK, Composite Clock, or IRIG-B Outputs

1 pps

Output

10 MHz

Output

GPS

Antenna

Input

3

Battery A

& Frame

Ground (TB1)

Com

Port 2

Time of

Day

Ethernet

T1 Reference

Inputs A & B

Expansion Bus

(Reserved for future use)

T1 Synchronization

Outputs A & B

Battery B

& Frame

Ground (TB2)

Figure 27. Front Panel Connector

Craft

110

TimeSource 3500

Installation

097-72050-01 Issue 7: August 2003

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