Agc Adjustment And Aeq & Lms Adjustment; Preparations Before Adjustments; Agc Adjustment (Vc-263 Board); Pch Aeq & Lms Adjustment (Vc-263 Board) - Sony DCR-IP5 Service Manual

DCR-IP5/IP5E/IP7BT/IP7E
7. AGC Adjustment and AEQ & LMS Adjustment

7-1. Preparations Before Adjustments

Mode
Subject
Adjusting method:
Order Page Address Data
1 0 01
2 C 6D
3 3 00
4 3 01
5 2 00
6 2 01
7

7-2. AGC Adjustment (VC-263 Board)

Adjust the AGC of IC902.
Mode
Signal
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified Value
Adjusting method:
Order Page Address Data
1
2 0 01
3 9 9A
4 9 9C
5 3 00
6 3 01
7 9 9C
8 9 9A
9 0 01
Note: If the data doesn't changes to "00", adjustment has errors. Contents
of the error is written into page: 3, addresses: 02. See the following
table.
Data of page: 3,
address: 02
01 Gain was smaller than a specified value.
03 Gain was larger than a specified value.
04 Gain exceeded a specified range.
05 Gain exceeded a specified range.
Camera recording
Arbitrary
Procedure
01 Set the data.
When the data is "00", proceed to
step 7.
When the data is except for "00",
proceed to step 3.
1E Set the data, and press PAUSE button.
Check that the data is "00".
29 Set the data.
29 Set the data, and press PAUSE
button.
Record the camera signal for 3
minutes.
Playback
Recorded signal at "Preparations Before
Adjustments"
Data of page: 3, address: 01
Adjustment remote commander
C
6B
00
Procedure
Playback the recorded signal at
"Preparations Before Adjustments"
01 Set the data.
64 Set the data, and press PAUSE button.
11 Set the data, and press PAUSE button.
09 Set the data, and press PAUSE button.
Check that the data changes from
"09" to "00".
If the data doesn't change to "00",
there are errors. (Note)
10 Set the data, and press PAUSE button.
16 Set the data, and press PAUSE button.
01 Set the data.
Contents of error
7-3. Pch AEQ & LMS Adjustment (VC-263 Board)
Adjust the equalizer to minimize the Pch error rate.
Mode
Signal
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified Value
Adjusting method:
Order Page Address Data
1
2 0 01
3 9 9A
4 9 9C
5 3 00
6 3 01
7 3 00
8 3 01
9 9 9C
10 9 9A
11 0 01
Note1: If the data doesn't changes to "00", AEQ adjustment has errors.
Contents of the error is written into page: 3, addresses: 06. See the
following table.
Data of page: 3,
address: 06
01 Pch adjustment has errors.
02 Mch adjustment has errors.
03 Adjustment was interrupted. (Eject etc.)
Note2: If the data doesn't changes to "00", LMS adjustment has errors.
Contents of the error is written into page: 3, addresses: 02. See the
following table.
Data of page: 3,
address: 02
01 LMS adjustment time out
02 Envelope is abnormal
5-48
Playback
Recorded signal at "Preparations
Before Adjustments"
Data of page: 3, address: 01
Adjustment remote commander
C
67, 69, 3D to 51
00
Procedure
Playback the recorded signal at
"Preparations Before Adjustments"
01 Set the data.
64 Set the data, and press PAUSE
button.
11 Set the data, and press PAUSE
button.
Pch AEQ adjustment
0A Set the data, and press PAUSE
button.
Check that the data changes to
"00".
If the data doesn't change to "00",
there are errors. (Note1)
Pch LMS adjustment
10 Set the data, and press PAUSE
button.
Check that the data changes to
"00".
If the data doesn't change to
"00", there are errors. (Note2)
10 Set the data, and press PAUSE
button.
16 Set the data, and press PAUSE
button.
01 Set the data.
Contents of error
Contents of error