Sony DCR-HC1000 / DCR-HC1000E (serv.man4) Service Manual ▷ View online
6-54
DCR-HC1000/HC1000E
3. VIDEO OUT Y, Chroma Level Check (VC-366 Board)
Mode
CAMERA-TAPE
Subject
Arbitrary
Measurement Point
Video plug of A/V jack
(75
(75
Ω
terminated)
Measuring Instrument
Oscilloscope
Specified Value
Sync level : A = 286 ± 18mV (NTSC)
A = 300 ± 18mV (PAL)
Burst level : B = 286 ± 18mV (NTSC)
B = 300 ± 18mV (PAL)
Note:
The data of page: 0, address: 10 must be “00”.
Switch setting:
DEMO MODE (PICT. APPLI menu) ...................................... OFF
DEMO MODE (PICT. APPLI menu) ...................................... OFF
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
8
4C
94
Set the data, and press PAUSE
button.
button.
3
3
0C
02
Set the data, and press PAUSE
button.
button.
4
Check that the sync signal level
(A) satisfies the specified value.
(A) satisfies the specified value.
5
Check that the burst signal level
(B) satisfies the specified value.
(B) satisfies the specified value.
6
3
0C
00
Set the data, and press PAUSE
button.
button.
7
8
4C
96
Set the data, and press PAUSE
button.
button.
8
0
01
00
Set the data.
Fig. 6-3-7.
H
B
A
6-55
DCR-HC1000/HC1000E
3-5.
AUDIO SYSTEM ADJUSTMENTS
[Connection of Audio System Measuring Devices]
Connect the audio system measuring devices as shown in Fig. 6-
3-8.
3-8.
Recording (PLAY/EDIT mode)
Audio oscillator
Attenuator
600
Ω
Main unit
AUDIO/VIDEO
600
Ω
: 270
Ω
(1-249-410-11) + 330
Ω
(1-249-411-11)
Main unit
Left (White)
Right
47k
Ω
47k
Ω
Video (Yellow)
TV monitor
Audio level meter
or Distortion meter
47k
Ω
(1-249-437-11)
Playback (PLAY/EDIT mode)
(Red)
Video
(Yellow)
(Yellow)
Left
(White)
(White)
Right
(Red)
(Red)
Pattern generator
Video output
(75
(75
Ω
)
AUDIO/VIDEO
Camera standby (CAMERA–TAPE mode)
Audio oscillator
Attenuator
600
Ω
Left
Right
Main unit
FRONT MIC
600
Ω
: 270
Ω
(1-249-410-11) + 330
Ω
(1-249-411-11)
Left (White)
Right
47k
Ω
47k
Ω
Video (Yellow)
TV monitor
Audio level meter
or Distortion meter
47k
Ω
(1-249-437-11)
REAR MIC
AUDIO/VIDEO
(Red)
Fig. 6-3-8.
6-56
DCR-HC1000/HC1000E
1. Playback Level Check
Mode
Playback (PLAY/EDIT)
Signal
Alignment tape:
For audio operation check
(XH5-3 (NTSC))
(XH5-3P (PAL))
(XH5-3 (NTSC))
(XH5-3P (PAL))
Measurement Point
Audio left or right terminal of
AUDIO/VIDEO jack
AUDIO/VIDEO jack
Measuring Instrument
Audio level meter and frequency
counter
counter
Specified Value
32 kHz mode: 1 kHz, +3.0 ± 2.0dBs
48 kHz mode: 1 kHz, +3.0 ± 2.0dBs
44.1 kHz mode:
The 7.35kHz signal level during EMP
OFF is +2.0 ± 2.0dBs.
The 7.35kHz signal level during EMP
ON is -6 ± 2 dB from the signal level
during EMP OFF.
48 kHz mode: 1 kHz, +3.0 ± 2.0dBs
44.1 kHz mode:
The 7.35kHz signal level during EMP
OFF is +2.0 ± 2.0dBs.
The 7.35kHz signal level during EMP
ON is -6 ± 2 dB from the signal level
during EMP OFF.
Note:
NTSC model : DCR-HC1000
PAL model
PAL model
: DCR-HC1000E
Checking Method
1)
1)
Check that the playback signal level is the specified value.
2. Overall Level Characteristics Check
Mode
Recording and playback
(PLAY/EDIT)
(PLAY/EDIT)
Signal
400Hz, -7.5dBs signal:
Audio left and right terminal of
AUDIO/VIDEO jack
Audio left and right terminal of
AUDIO/VIDEO jack
Measurement Point
Audio left or right terminal of
AUDIO/VIDEO jack
AUDIO/VIDEO jack
Measuring Instrument
Audio level meter
Specified Value
-7.5 ± 3.0dBs
Checking Method
1)
1)
Input the 400Hz, -7.5dBs signal in the audio left and right
terminal of AUDIO/VIDEO jack
terminal of AUDIO/VIDEO jack
2)
Record the signal.
3)
Remove the input signal.
4)
Playback the recorded section.
5)
Check that the 400Hz signal level is the specified value.
3. Overall Distortion Check
Mode
Recording and playback
(PLAY/EDIT)
(PLAY/EDIT)
Signal
400Hz, -7.5dBs signal:
Audio left and right terminal of
AUDIO/VIDEO jack
Audio left and right terminal of
AUDIO/VIDEO jack
Measurement Point
Audio left or right terminal of
AUDIO/VIDEO jack
AUDIO/VIDEO jack
Measuring Instrument
Audio distortion meter
Specified Value
Below 0.4% (200Hz to 6kHz BPF ON)
Checking Method
1)
1)
Input the 400Hz, -7.5dBs signal in the audio left and right
terminal of AUDIO/VIDEO jack
terminal of AUDIO/VIDEO jack
2)
Record the signal.
3)
Remove the input signal.
4)
Playback the recorded section.
5)
Check that the distortion is the specified value.
4. Overall Noise Level Check
Mode
Recording and playback
(PLAY/EDIT)
(PLAY/EDIT)
Signal
No signal:
Audio left and right terminal of
AUDIO/VIDEO jack
Audio left and right terminal of
AUDIO/VIDEO jack
Measurement Point
Audio left or right terminal of
AUDIO/VIDEO jack
AUDIO/VIDEO jack
Measuring Instrument
Audio level meter
Specified Value
Below -45dBs
(IHF-A filter ON, 20kHz LPF ON)
(IHF-A filter ON, 20kHz LPF ON)
Checking Method
1)
1)
Connect the audio left terminal of AUDIO/VIDEO jack to GND
using a jumper wire.
Connect the audio right terminal of AUDIO/VIDEO jack to
GND using a jumper wire.
using a jumper wire.
Connect the audio right terminal of AUDIO/VIDEO 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.
5. Overall Separation Check
Mode
Recording and playback
(PLAY/EDIT)
(PLAY/EDIT)
Signal
400Hz, -7.5dBs signal:
Audio <right> [left] terminal of
AUDIO/VIDEO jack
No signal:
Audio <left> [right] terminal of
AUDIO/VIDEO jack
Audio <right> [left] terminal of
AUDIO/VIDEO jack
No signal:
Audio <left> [right] terminal of
AUDIO/VIDEO jack
Measurement Point
Audio <left> [right] terminal of
AUDIO/VIDEO jack
AUDIO/VIDEO jack
Measuring Instrument
Audio level meter
Specified Value
Below -40dBs
< > : Left channel check
[ ]
[ ]
: Right channel check
Checking Method
1)
1)
Input the 400Hz, -7.5dBs signal in the audio <right> [left]
terminal of AUDIO/VIDEO jack.
Connect the audio <left> [right] terminal of AUDIO/VIDEO
jack to GND using a jumper wire.
terminal of AUDIO/VIDEO jack.
Connect the audio <left> [right] terminal of AUDIO/VIDEO
jack to GND using a jumper wire.
2)
Record the signal.
3)
Remove the input signal, and remove the jumper wire.
4)
Playback the recorded section.
5)
Check that the signal level of the audio <left> [right] terminal
is the specified value.
is the specified value.
6-57
DCR-HC1000/HC1000E
6. External MIC Function Check
6-1. Front MIC Function Check
6-1. Front MIC Function Check
Mode
Camera standby (CAMERA-TAPE)
Signal
Left terminal of FRONT MIC jack:
400Hz, -66dBs signal
Right terminal of FRONT MIC jack:
400Hz, -66dBs signal
Left terminal of REAR MIC jack:
No signal
Right terminal of REAR MIC jack:
No signal
Measurement Point
Audio left and right terminal of
AUDIO/VIDEO jack
AUDIO/VIDEO jack
Measuring Instrument
Audio level meter
Specified Value
-7.5 ± 3.0dBs
Checking Method:
1)
1)
Input the 400Hz, -66dBs signal in the left and right terminal of
FRONT MIC jack
FRONT MIC jack
2)
Connect the left terminal of REAR MIC jack to GND using a
jumper wire.
Connect the right terminal of REAR MIC jack to GND using a
jumper wire.
jumper wire.
Connect the right terminal of REAR MIC jack to GND using a
jumper wire.
3)
Choose 4CH AUD CHEK of the STANDARD SET menu and
set it to “FRONT”.
set it to “FRONT”.
4)
Choose MIC LEVEL of the STANDARD SET menu and set it
to “MANUAL”.
to “MANUAL”.
5)
Push the +/- button of MIC LEVEL screen and check that the
audio signal level is changed.
audio signal level is changed.
6)
Set MIC LEVEL to “AUTO”.
7)
Check that the 400Hz signal level is the specified value.
8)
Choose 4CH AUD CHEK of the STANDARD SET menu and
set it to “REAR”.
set it to “REAR”.
9)
Check that the 400Hz signal is lost.
10) Choose 4CH AUD CHEK of the STANDARD SET menu and
set it to “FRONT”.
6-2. Rear MIC Function Check
Mode
Camera standby (CAMERA-TAPE)
Signal
Left terminal of FRONT MIC jack:
No signal
Right terminal of FRONT MIC jack:
No signal
Left terminal of REAR MIC jack:
400Hz, -66dBs signal
Right terminal of REAR MIC jack:
400Hz, -66dBs signal
Measurement Point
Audio left and right terminal of
AUDIO/VIDEO jack
AUDIO/VIDEO jack
Measuring Instrument
Audio level meter
Specified Value
-7.5 ± 3.0dBs
Checking Method:
1)
1)
Input the 400Hz, -66dBs signal in the left and right terminal of
REAR MIC jack
REAR MIC jack
2)
Connect the left terminal of FRONT MIC jack to GND using a
jumper wire.
Connect the right terminal of FRONT MIC jack to GND using
a jumper wire.
jumper wire.
Connect the right terminal of FRONT MIC jack to GND using
a jumper wire.
3)
Choose 4CH AUD CHEK of the STANDARD SET menu and
set it to “REAR”.
set it to “REAR”.
4)
Choose MIC LEVEL of the STANDARD SET menu and set it
to “MANUAL”.
to “MANUAL”.
5)
Push the +/- button of MIC LEVEL screen and check that the
audio signal level is changed.
audio signal level is changed.
6)
Set MIC LEVEL to “AUTO”.
7)
Check that the 400Hz signal level is the specified value.
8)
Choose 4CH AUD CHEK of the STANDARD SET menu and
set it to “FRONT”.
set it to “FRONT”.
9)
Check that the 400Hz signal is lost.
6-3. Monaural MIC Function Check
Mode
Camera standby (CAMERA-TAPE)
Signal
Left terminal of FRONT MIC jack:
400Hz, -66dBs signal
Right terminal of FRONT MIC jack:
No signal
Measurement Point
Audio left and right terminal of
AUDIO/VIDEO jack
AUDIO/VIDEO jack
Measuring Instrument
Audio level meter
Specified Value
-7.5 ± 3.0dBs
Note:
Do not insert any plug to REAR MIC jack.
Checking Method:
1)
1)
Input the 400Hz, -66dBs signal in the left terminal of FRONT
MIC jack
MIC jack
2)
Connect the right terminal of FRONT MIC jack to GND using
a jumper wire.
a jumper wire.
3)
Choose MIC LEVEL of the STANDARD SET menu and set it
to “AUTO”.
to “AUTO”.
4)
Check that the 400Hz signal level is the specified value.
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