Time Code System Adjustments; Analog Through (E-E) Level Check; Time Code Reading Check - Sony DSR-50P Service Manual

3-7.

TIME CODE SYSTEM ADJUSTMENTS

Set the switches to the following positions unless otherwise
specified.
Operation mode switch .................................. DVCAM
VIDEO INPUT SELECT switch ..................... VIDEO (except DV)
Cassette tape ................................................... None

1. Analog Through (E-E) Level Check

Mode STOP (no cassette tape)
Press the REC button.
Signal TC IN (INT) terminal:
6 kHz sine wave 3.0 Vp-p
TC OUT (INT) terminal (600 Ω load)
Measurement point
Measuring instrument Oscilloscope
Specified value 2.0 to 4.0 Vp-p
Menu setting (TC/UB SET menu)
TC/UB IN ............................... TC & UB EXT
Connection of equipment
TC IN (EXT)
Audio
generator
Attenuator
600 Ω
600 Ω: 270 (1-249-410-11) +330 (1-249-411-11)
Checking method:
1) Check that the TC output signal level satisfies the specified
value.
2) Check with the oscilloscope that no clip is found in the output
waveform.
TC OUT (INT)
DSR-50/
Oscilloscope
50P
600 Ω

2. Time Code Reading Check

Mode
Signal
Measurement point
Measuring instrument
Specified value
Switch setting
Set the counter switch on the front panel to "TC".
Menu setting (TC/UB SET menu)
TC/UB IN ............................... TC & UB EXT
Connection of equipment
Time code
generator
1H 09M 40S
600 Ω: 270 (1-249-410-11) +330 (1-249-411-11)
Checking method:
1) Enter 0.25 Vp-p time code signal obtained by attenuating the
output of time code generator (such as NTSC: BVG-1600/PAL:
BVG-1600P) to the TC IN (EXT) terminal.
2) Check that the value indicated on the time code generator is
same as the counter value on the front panel.
5-96
STOP (no cassette tape)
Press the REC button.
TC IN (INT) terminal:
0.25 Vp-p time code signal
Time counter on the front panel
Counter value on the display
The value indicated on the time code
generator must be same as the counter
value on the front panel.
TC IN (EXT)
DSR-50/
50P
Attenuator
600 Ω