Sony HVR-S270J Service Manual page 357

18. Recording and Playing Check
Mode
Signal
Measurement Point
Measuring Instrument
Specified value
Menu setting
1) COLOR BAR (CAMERA SET menu (CAMERA mode))
TONE ................................................................................. ON
2) HDV 2CH/4CH (AUDIO SET menu
(CAMERA mode)) .......................................................... 4CH
3) VCR HDV/DV (IN/OUT REC menu (VCR mode)) ... AUTO
Switch setting
1) OUTPUT switch ........................................................... BARS
Note: After the tape recording finished, return the switch to CAM.
2) AUDIO MONITOR switch .......................... CH1/2 or CH3/4
Checking method:
1) Record the test tone.
2) Playback the recorded section.
3) Set the AUDIO MONITOR switch to CH1/2. Observe the out-
put waveform of CH1 at Audio L terminal with oscilloscope
to check that no abnormality is found in the played back sounds.
4) Observe the output waveform of CH2 at from Audio R termi-
nal, perform checking in the same manner.
5) Set the AUDIO MONITOR switch to CH3/4. Observe the out-
put waveform of CH3 at from Audio L terminal, perform check-
ing in the same manner.
6) Observe the output waveform of CH4 at from Audio R termi-
nal, perform checking in the same manner.
HVR-S270J/S270U/S270N/S270E/S270P/S270C
CAMERA and VCR mode
Test tone generation
1 kHz, –20 dBFS signal (NTSC model)
1 kHz, –18 dBFS signal (PAL model)
Audio L and R terminal of AUDIO
OUT jack (CH1, CH2, CH3, CH4)
Oscilloscope
No abnormality in played back
sounds
3-6. TIME CODE SYSTEM ADJUSTMENTS
Set the switches to the following positions unless otherwise speci-
fied.
1. Time Code Output Check
Mode
Signal
Measurement point
Measuring instrument
Specified value
Switch setting
TC/U-BIT button ....................................................................... TC
Connection of equipment
HVR-S270
Checking method:
1) Connect the time code reader (such as DSR-45) to the TC OUT
terminal.
2) Check that the counter value on the LCD panel is same as the
value indicated on the time code reader.
6-123
VTR playback (VCR mode)
Time code recorded tape
Counter value of timer code reader
The counter value on the LCD panel
must be same as the value indicated
on the time code reader.
TC OUT
Time code reader
1H 09M 40S