Read Sony DCR-TRV340 Service Manual online
5-39
DCR-TRV340
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 specified,
use whichever type.
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.
Digital8 alignment tape
Name
Usage
SW/OL standard
Switching position adjustment
(WR5-2D)
Audio operation check
Audio system adjustment
(WR5-3ND),
System operation check
Operation check
(WR5-5ND)
Hi8/standard 8 alignment tape
Fig. 5-3-3. Color Bar Signal of the Alignment Tape
3-1-6.
Input/output Level and Impedance
Video input/output
Special stereo minijack, 1Vp-p, 75
Ω
, unbalanced, sync negative
S video input/output
4-pin mini DIN
Luminance signal: 1Vp-p, 75
Luminance signal: 1Vp-p, 75
Ω
, unbalanced, sync negative
Chrominance signal: 0.286Vp-p, 75
Ω
, unbalanced
Audio input/output
Special stereo minijack:
Input: –7.5dBs, input impedance more than 47k
Input: –7.5dBs, input impedance more than 47k
Ω
Output: –7.5dBs, (at load impedance 47k
Ω
), impedance less
than 2.2k
Ω
Tape type
ME ......... Particle type metal tape
MP .......... Evaporated type metal tape
MP .......... Evaporated type metal tape
1V
0.714V
0.286V
Horizontal sync signal
Q
I
White (75%)
Yellow
White (100%)
Cyan
Green
Magenta
Red
Blue
Burst signal
0.286V
White
(75%)
White
(100%)
Q
I
Black
Cy
an
Y
ello
w
Green
Magenta
Red
Blue
Color bar signal waveform
Name
Tracking
WR5-1NP
WR5-1NP
Video frequency
characteristics
WR5-7NE
characteristics
WR5-7NE
Operation check
(SP mode)
WR5-5NSP
(SP mode)
WR5-5NSP
Operation check
(SP mode)
WR5-8NSE
(SP mode)
WR5-8NSE
Operation check
(LP mode)
WR5-4NL
(LP mode)
WR5-4NL
Operation check
(LP mode)
WR5-8NLE
(LP mode)
WR5-8NLE
AFM stereo
Operation check
WR5-9NS
Operation check
WR5-9NS
BPF adjustment
WR5-11NS
WR5-11NS
Record
-ing
mode
Standard 8
Hi8
Standard 8
Hi8
Standard 8
Hi8
Standard 8
Standard 8
Tape
type
MP
ME
MP
ME
MP
ME
MP
MP
Tape
speed
SP
SP
SP
SP
LP
LP
SP
SP
Usage
Tape path
adjustment
Switching
position
adjustment
adjustment
Switching
position
adjustment
Frequency
characteristics
adjustment
characteristics
adjustment
Checking
operations
operations
AFM stereo
Checking
operations
Checking
operations
BPF
adjustment
adjustment
Fig.5-3-3. shows the 75% color bar signals recorded on the alignment
tape.
tape.
Note:
Measure using the VIDEO terminal (Terminated at 75
Ω
).
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