Samsung VP-L900 Training Manual page 63

Alignment and Adjustments
5-4 EVF Adjustment
5-4-1 Peraration
1. How to get into the EVF adjust mode.
STEP1
1. Connect the power source (battery/DC cable).
2. Set the mode switch of the camcorder to "CAMERA"
position.
3. Disassemble EVF and use oscilloscope to measure
waveform of TP-V.
5-4-2 Adjustment
1. Video gain adjustment
1) Connect TP-V on PCB to PROBE.
2) Adjust VRE02 and check that A level is 2.5Vp-p. if not, adjust A level to be 2.5Vp-p.
6PIN CONNECTOR
<Fig. 5-17 Position of TP-V on EVF PCB>
Notes : When XX XX is shown in service adjustment procedures, this indicates variable values.
5-12
V
VR
STEP2
View color bar. (If you have not color bar., you can view
white picture)
A LEVEL
0.5 20us
<Fig. 5-18 TP-V Wave form>
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