User guide

Installing and Powering Up

When external reference is selected, the reference output is the same line standard

as the input HSYNC.

When the internal reference is selected, HSYNC OUT is selectable between 625

HSYNC and 525 HSYNC.

Identical signals are carried on both connectors.

Table 2.26 HSYNC Output

Item Specification

Connector type

BNC 75 Ω

Connector designation

HSYNC OUT 1

HSYNC OUT 2

Centre:

Shield:

Signal

Ground/Chassis

2.15.2 Static Parameters

Table 2.27 lists all the static parameters associated with the HSYNC function.

Table 2.27 Static Parameters (HSYNC)

Name

Description Value

Reference Clock Source

Internal, HSYNC (analogue – black

and syncs) or GPS

External

Reference Clock Type NTSC/PAL (when HSYNC) NTSC

Reference Clock Output NTSC/PAL Off

Reference Clock

Redundant Switch

HSYNC/GPS Redundant switch

Disable/Enable.

Enables HSYNC/GPS redundancy

switching.

Disable

Reference Clock

Redundant Revert

HSYNC/GPS Redundant revert

Disable/Enable.

Enables HSYNC/GPS redundancy

revert (back to main).

Disable

Note: See also Chapter 3, Section 3.5 GPS Interface Module (ROA 128 3781).

2.15.3 Reported Faults

There are no Reported Fault messages associated with the HSYNC IN ports.

2/1553-FGC 101 1014 Uen B

2-31