Alignment Tape; Input/Output Level And Impedance - Sony DCR-TRV140 Service Manual

3-1-5. Alignment Tape

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 speci-
fied, use whichever type.
Fig. 5-3-3 Shows the color bar signals recorded on the alignment
tape.
Note: Measure using the VIDEO terminal (Terminated at 75 Ω).
For NTSC model
White (75%)
0.714 V
1 V
0.286 V
Horizontal sync signal
Color bar signal waveform
For PAL model
White (100%)
0.7 V
1 V
0.3 V
Horizontal sync signal
Color bar signal waveform

3-1-6. Input/output Level and Impedance

S video output
4-pin mini DIN
Luminance signal:
1 Vp-p, 75 Ω, unbalanced, sync negative
Chrominance signal:
0.286 Vp-p, 75 Ω, unbalanced (NTSC)
0.300 Vp-p, 75 Ω, unbalanced (PAL)
White (100%)
Burst signal
Q
I
Burst signal
Fig. 5-3-3 Color Bar Signal of the Alignment Tape
DCR-TRV140/TRV140E/TRV140M
Digital8 alignment tape
Name
SW/OL standard (WR5-2D) Switching position adjustment
Audio operation check
WR5-3ND (NTSC)
WR5-3CD (PAL)
System operation check
WR5-5ND (NTSC)
WR5-5CD (PAL)
(75%)
0.286 V
Q
0.3 V
(100%)
Audio/Video output
AV MINIJACK
Video
1 Vp-p, 75Ω, unbalanced, sync negative
Audio
327 mV, (at load impedance 47 kΩ)
Output impedance less than 2.2 kΩ
5-37
Usage
Audio system adjustment
Operation check
Table 5-3-2
Black
I
White
(100%)
Color bar pattern
Color bar pattern