Sony CCD-TRV138 - Handycam Camcorder - 320 KP Manuale - Pagina 29
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3-1-5.
Alignment Tapes
The following table lists alignment tapes which are available.
Use the tape specified in the signal column for each adjustment. If the type of tape to be used for checking operations is not specified, use
whichever type.
Alignment tape
Name
Tracking
(WR5-1NU(NTSC), WR5-1CU(PAL))
Video frequency characteristics
(WR5-10NM(NTSC), WR5-10CM(PAL))
Operation check
(WR5-5NSP(NTSC), WR5-5CSP(PAL))
Operation check
(WR5-8NSE(NTSC), WR5-8CSE(PAL))
Operation check
(WR5-4NL(NTSC), WR5-4CL(PAL))
Operation check
(WR5-8NLE(NTSC), WR5-8CLE(PAL))
BPF adjustment
(WR5-11NS(NTSC), WR5-11CS(PAL))
Tape type:
ME .................................. Particle type metal tape
MP ................................... Evaporated type metal tape
Fig. 6-3-2. shows the 75% color bar signals recorded on the alignment tape.
Note: Measure using the VIDEO terminal (Terminated at 75 Ω).
For NTSC model
0.714 V
1 V
0.286 V
Horizontal sync signal
For PAL model
1 V
Horizontal sync signal
CCD-TRV138/TRV238E/TRV338/TRV438E
Recording mode
Standard 8
Hi8
Standard 8
Hi8
Standard 8
Hi8
Standard 8
White (100%)
White (75%)
Q
I
Color bar signal waveform
White (100%)
0.7 V
0.3 V
Color bar signal waveform
Fig. 6-3-2. Color bar signal of alignment tapes
Tape type
Tape speed
MP
SP
ME
SP (NTSC)
LP (PAL)
MP
SP
ME
SP
MP
LP
ME
LP
MP
SP
Table 6-3-3
Burst signal
(75%)
0.286 V
0.3 V
(100%)
Burst signal
6-27
Usage
Tape path adjustment, Switching position
adjustment
Frequency characteristics adjustment
Operation check
BPF adjustment
Q
I
Black
White
(100%)
Color bar pattern
Color bar pattern