Grass Valley 8901 - Manual (Page 10)

10 8901/8902/8906 Instruction Manual
Installation
Figure 1. On-board Jumpers
Equalization – J2
On the 8902 and 8906 modules, an equalizer for the specific cable type
being used with this module is installed in location J3.
Set jumper J2 to match your maximum cable length as follows:
• 0 to 500 ft. (150 m) – set J2 to pins 1-2 and 3-4.
• 500 ft. (150 m) to 1000 ft. (300 m) – set J2 to pins 2-3 and 4-5.
Use the front edge EQ adjustment, R2, to fine tune the equalization as
described in
Equalization Adjustment on page 17 .
GAIN
EQ
J4
J5
J2
J3
JP3
8271_06
GRASS VALLEY 8901 ANALOG VIDEO DA
8902
8906
DC RESTORE (1-2)
DC COUPLED (3-4)
AC COUPLED (5-6)
J4
OFF (1-2)
ON (2-3)
JP3
WHITE CLIP
(8906 only)
J2
EQUALIZATION
(8902 and 8906)
J5
CLAMP
(8906 only)
1
0' – 500' (1-2 and 3-4)
500' – 1000' (2-3 and 4-5)
ON (1-2)
ON (3-4)
FAST (5-6)
Equalizer for specific cable
type should be installed
in J3 for 8902 and 8906.
COUPLING