Uid-Enter Service Mode; Vbl-Video Black Level; Vpc-Vertical Pincushion - Christie GS Series Technical Reference

UID–Enter Service Mode
Puts the projector in service mode.
Commands
Command Description
UID "service,service" Places the projector in service mode.
VBL–Video Black Level
Optimizes the black level for analog video signals.
When this option is on, the projector analyzes the current image, calculates an offset value, and adds
it to the analog digital converter black level value.
Commands
Command Description
VBL <0 | 1> Enables or disables video black level
optimization.
Examples
Turn off video black level optimization:
(VBL 0)
Turn on video black level optimization:
(VBL 1)
VPC–Vertical Pincushion
Adjusts the vertical distortion when a Dual Processor Warp module (DPWM) is not installed.
If a DPWM is installed use the pincushion/barrel function for adjustments.
Commands
Command Description
VPC <value> Sets the vertical distortion value.
GS Series Serial API Commands Technical Reference
020-000814-01 Rev. 1 (06-2015)
Serial API commands
Values
—
Values
0 = Turns off video black level optimization
1 = Turns on video black level optimization
Values
0 to 100
50 (Default)
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