DOWNLOAD Sony DCR-SR100 / DCR-SR100E / DCR-SR90E (serv.man4) Service Manual ↓ Size: 1.11 MB | Pages: 66 in PDF or view online for FREE

Model
DCR-SR100 DCR-SR100E DCR-SR90E (serv.man4)
Pages
66
Size
1.11 MB
Type
PDF
Document
Service Manual
Brand
Device
Movie / SECTION 6 ADJUSTMENTS
File
dcr-sr100-dcr-sr100e-dcr-sr90e-sm4.pdf
Date

Sony DCR-SR100 / DCR-SR100E / DCR-SR90E (serv.man4) Service Manual ▷ View online

6-47
DCR-SR90E/SR100/SR100E_ADJ
3.
Overall Noise Level Check
Mode
Recording (MOVIE mode) and
playback (PLAY/EDIT mode)
Signal
No signal:
Audio left and right teminal of A/V
jack
Measurement Point
Audio left or right terminal of A/V
jack
Measuring Instrument
Audio level meter
Specified Value
Below 
−45 dBs
(IHF-A filter ON, 20 kHz LPF ON)
Checking Method:
1) Select page: 3, address: E2, set data: 08, and press the PAUSE
(Write) button.
2) Connect the audio left terminal of A/V jack to GND using a
jumper wire.
Connect the audio right teminal of A/V jack to GND using a
jumper wire.
3) Record the signal.
4) Playback the recorded section.
5) Remove the jumper wires.
6) Check that the noise level is the specified value.
7) Select page: 3, address: E2, set data: 00, and press the PAUSE
(Write) button.
6-48
DCR-SR90E/SR100/SR100E_ADJ
1-9-3.
AUDIO  SYSTEM  Check (DCR-SR100/SR100E)
Switch setting
REC MODE (Menu setting) ............................................... LP
Type of disc to use
DVD-RW (VF format)
How to enter the LINE INPUT mode:
1) Press PLAY/EDIT button to enter the PLAY/EDIT mode.
2) Touch the LCD screen [P-MENU] 
t [REC CTRL].
[Connecting the measuring instruments for the audio]
Connect the audio system measuring instruments in addition to
the video system measuring instruments as shown in Fig. 6-1-21.
Fig. 6-1-21
1.
Overall Level Characteristics Check
Mode
Recording  (LINE INPUT mode)
and playback (PLAY/EDIT mode)
Signal
400 Hz, 
−7.5 dBs signal:
Audio left and right terminal of A/V
jack
Measurement Point
Audio left or right terminal of A/V
jack
Measuring Instrument
Audio level meter
Specified Value
–7.5 
± 1.0 dBs
Checking Method:
1) Input the 400 Hz, –7.5 dBs signal in the audio left and right
terminal of A/V jack.
2) Record the signal.
3) Remove the input signal.
4) Playback the recorded section.
5) Check that the 400 Hz signal level is the specified value.
2.
Overall Distortion Check
Mode
Recording (LINE INPUT mode) and
playback (PLAY/EDIT mode)
Signal
400 Hz, –7.5 dBs signal:
Audio left and right terminal of A/V
jack
Measurement Point
Audio left or right terminal of A/V
jack
Measuring Instrument
Audio distortion meter
Specified Value
Below 0.4%
(200 Hz to 6 kHz BPF ON)
Checking Method:
1) Input the 400 Hz, –7.5 dBs signal in the audio left and right
terminal of A/V jack.
2) Record the signal.
3) Remove the input signal.
4) Playback the recorded section.
5) Check that the distortion is the specified value.
3.
Overall Noise Level Check
Mode
Recording (LINE INPUT mode) and
playback (PLAY/EDIT mode)
Signal
No signal:
Audio left and right terminal of A/V
jack
Measurement Point
Audio left or right terminal of A/V
jack
Measuring Instrument
Audio level meter
Specified Value
Below 
−45 dBs
(IHF-A filter ON, 20 kHz LPF ON)
Checking Method:
1) Connect the audio left terminal of A/V jack to GND using a
jumper wire.
Connect the audio right terminal of A/V jack to GND using a
jumper wire.
2) Record the signal.
3) Remove the jumper wires.
4) Playback the recorded section.
5) Check that the noise level is the specified value.
Audio
Video
oscillator
Pattern generator
Video output
(75 
Ω)
Attenuator
600 
600 
Ω (270 Ω (1-249-410-11) +330 Ω (1-249-411-11))
Main unit
Main unit
47 k 
47 k 
Ω: 1-249-437-11
Audio level meter or
distortion meter
TV monitor
A/V
 jack
A/V
jack
L
R
Video
Audio (L)
Audio (R)
In Recording (LINE INPUT mode)
In Playback (PLAY/EDIT mode)
6-49
DCR-SR90E/SR100/SR100E_ADJ
1-10. ERROR
In the case of an error during the execution of adjustment, the
Automatic Adjustment Program interrupts the processing at that
point, and displays an error message, and then terminates the pro-
gram execution there.
1-10-1. Error Message
When an error message is displayed, perform the remedy given
below, and then retry adjustment. If the error message is displayed
though the remedy was performed, the circuits will be faulty.
1.
Connect Error
Fig. 6-1-22
Symptom
USB communication with the set is abnormal.
Cause
USB cable is not inserted tightly.
Power supply is not installed correctly.
Communication with SeusCam is abnormal.
Remedy
Disconnect the USB cable once, and then re-
connect it tightly and check that the set is in
“USB Mode”.
Install the power supply correctly.
Start the SeusCam and click the [Connect] to
check that the connection state is established.
2.
RESET the CAMERA and Try Again
Fig. 6-1-23
Symptom
The camera is not ready for adjustment.
Cause
Data error exists in the camera.
Remedy
Reset the camera.
3.
Adjustment Time  Out
Fig. 6-1-24
Symptom
Adjustment does not finish within the specified
time.
Cause
Adjustment conditions are wrong.
Data error exists in the camera.
Remedy
Check that the conditions such as a subject
are correct.
Reset the camera.
4.
Adjustment NG
Fig. 6-1-25
Symptom
The adjusted data does not become the speci-
fied value.
Cause
Adjustment conditions are wrong.
Data error exists in the camera.
Remedy
Check that the conditions such as a subject
are correct.
Reset the camera.
This part indicates 
the adjustment 
item in which 
an error occurred.
This part indicates 
the adjustment 
item in which 
an error occurred.
6-50
DCR-SR90E/SR100/SR100E_ADJ
1-10-2. Precautions When an Error Occurred
The Automatic Adjustment Program sets the data for adjustment
before the adjustment starts. Accordingly, if the adjustment termi-
nates by an error, the data during the adjustment may be left in the
camera.
Note: With this data left in the camera, the camera will not oper-
ate normally.
In this case, the [Release Data Setting] button is displayed in “red”
on the screen as shown in Fig. 6-1-26 to Fig. 6-1-29. Click the
[Release Data Setting] button to cancel the data setting. When the
data setting is cancelled, the button color becomes “white”.
Video System Adjustment screen
Fig. 6-1-26
Camera System Adjustment screen
Fig. 6-1-27
LCD/EVF System Adjustment screen
Fig. 6-1-28
Audio System Adjustment screen
Fig. 6-1-29
Page of 66
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