V-Sub Adjustment - Sony HDC1000 Maintenance Manual

3-3-4. V-SUB Adjustment

Preparation
. Setting for MSU-900
MASTER GAIN → 0
SHUTTER button → OFF (dark)
. Display a high-brightness chart with a size of half the
monitor frame, and release the iris.
Adjustment Procedure
1. Adjustment Item:
MENU: SERVICE
PAGE: OHB_ADJ3
ITEM: V-SUB [R], [G], [B]
A
R1, G1, B1
. For 1080_59.94i/50i, probe the R1/G1/B1 signals on
the tool board by the oscilloscope, and adjust "V-
SUB [R], [G], [B]" so that the "A" level becomes
1000 ± 50 mV.
. For 1080_59.94P/50P, adjust "V-SUB [R], [G], [B]"
in the same way so that the "A" level becomes 780
± 25 mV.
. For 1080_29.97PsF/25PsF/24PsF, adjust "V-SUB
[R], [G], [B]" in the same way so that the "A" level
becomes 710 +30_0 mV.
2. Execute file storing for each format.
MENU: SERVICE
PAGE: OHB_ADJ3
ITEM: STORE FILE
3-10
HDC1000/V1(E)