Sony GV-D1000E - Digital Video Cassette Recorder, Service Manual

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5-8
GV-D1000/D1000E
3-1-5. Alignment Tapes
Use the alignment tapes shown in the following table.
Use tapes specified in the signal column of each adjustment.
Table. 5-3-2.
Fig. 5-3-3 shows the 75% color bar signals recorded on the alignment
tape for Audio Operation Check.
Note: Measure with video terminal (Terminated at 75
Ω
)
Use
Tape path adjustment
Switching position adjustment
Audio system adjustment
Operation check
Name
Tracking standard (XH2-1)
SW/OL standard (XH2-3)
Audio operation check
(XH5-3 (NTSC), XH5-3P (PAL))
System operation check
(XH5-5 (NTSC), XH5-5P (PAL))
For NTSC model
For PAL model
Color bar signal waveform Color bar pattern
Color bar signal waveform Color bar pattern
Fig. 5-3-3. Color bar signal of alignment tapes
3-1-6. Input/Output Level and Impedance
Video input
Special stereo mini jack
Video signal:
1 Vp-p, 75
Ω
unbalanced,
sync negative
Video output
Phono jack
Video signal:
1 Vp-p, 75
Ω
unbalanced,
sync negative
S video input/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)
Audio input
Special stereo mini jack
Input level: 327mV
Input impedance: More than 47k
Ω
Audio output
Phono jack
Output level: 327 mV (at load impedance 47 k
Ω
)
Output impedance: Below 2.2 k
Ω
1V
0.714V
0.286V
White (75%)
White (100%)
Y
ello
w
Cy
an
Green
Magenta
Red
Blue
Burst signal
0.286V
Q
I
Horizontal sync signal
(75%)
White
Y
e
llo
w
Cy
an
Green
Magenta
Red
Blue
Q I
White
(100%)
Black
1V
0.7V
0.3V
White (100%)
Y
e
llo
w
Cy
an
Green
Magenta
Red
Blue
Burst signal
Horizontal sync signal
0.3V
(100%)
Y
ello
w
Cy
an
Green
Magenta
Red
Blue
White
Blac
k