Sony HVR-M25P - Page 161

6-47
HVR-M25J/M25U/M25N/M25E/M25P/M25C
2-3. S VIDEO OUT Chroma Level Adjustment
(VD-036 board)
Mode E-E
Signal No signal
Measurement Point Chroma signal terminal of S VIDEO
OUT jack (75 Ω terminated)
External trigger: Y signal terminal of
S VIDEO OUT jack (75 Ω termi-
nated)
Measuring Instrument Oscilloscope
Adjustment Page C
Adjustment Address 8B, 8C (NTSC)
91, 92 (PAL)
Specified value Cr level: A = 714 ± 14 mVp-p(NTSC)
A = 700 ± 14 mVp-p(PAL)
Cb level: B = 714 ± 14 mVp-p(NTSC)
B = 700 ± 14 mVp-p(PAL)
Burst level: C = 286 ± 6 mVp-p(NTSC)
C = 300 ± 6 mVp-p(PAL)
H
A
0.28 µsec (NTSC)
B
0.28 µsec (NTSC)
0.23 µsec (PAL)
0.23 µsec (PAL)
C
Fig. 6-2-4
Adjusting method:
Order Page Address Data Procedure
1 Perform “Preparations”.
2
Set the HOLD switch of
adjustment remote com-
mander to “OFF” (NORMAL
position).
3
Set the 60i/50i SEL (OTH-
ERS menu) to “60i”.
4
Set the HOLD switch of
adjustment remote com-
mander to “HOLD” (SER-
VICE position).
5C 8B
Change the data and set the
Cr signal level (A) to the
NTSC specified value.
6C 8B Press PAUSE (Write) button.
7C 8C
Change the data and set the
Cb signal level (B) to the
NTSC specified value.
8C 8C Press PAUSE (Write) button.
9
Check the burst signal (C) to
the NTSC specified value.
10
Set the HOLD switch of
adjustment remote com-
mander to “OFF” (NORMAL
position).
11
Set the 60i/50i SEL (OTH-
ERS menu) to “50i”.
12
Set the HOLD switch of
adjustment remote com-
mander to “HOLD” (SER-
VICE position).
13 C 91
Change the data and set the
Cr signal level (A) to the
PAL specified value.
14 C 91 Press PAUSE (Write) button.
15 C 92
Change the data and set the
Cb signal level (B) to the
PAL specified value.
16 C 92 Press PAUSE (Write) button.
17
Check the burst signal (C) to
the PAL specified value.
18
Perform “Processing after
Complete Adjustment”.