Crystal Vision
Installation
18/02/03
Page
25
5.4 Setting the line standard selection
The 625 / 525 line selection is controlled by jumper links J2 and J3 at the top right of the
module.
ADC104 line standard jumpers
The following table describes the jumper positions required:
Setting
J2
J3
Notes
Auto
AUTO
Don’t care
ADC104 auto-selects line standard
625
625
MAN
625 line standard forced
525
525
MAN
525 line standard forced
5.5 Setting Ext sync options
The external sync input may be configured as a single input terminated in 75 Ohms, or as
a loop-through facility without termination (high impedance)
The selection is controlled by jumper link J1 at the bottom right of the module.
ADC104 Sync Input jumper
The following table describes the jumper positions required:
Setting
J1
Notes
Term
Term (upper position)
Sync input is terminated with 75
Ω
, and
loop-out not connected
Loop
Loop (lower position)
Sync input unterminated and routed to loop-
out connector