Sony DCR-PC350 - Digital Handycam Camcorder, Service Manual

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6-40
DCR-PC350/PC350E
1-4. COLOR ELECTRONIC VIEWFINDER SYSTEM
ADJUSTMENT
Note1:
When replacing the LCD unit, be careful to prevent damages
caused by static electricity.
Note2:
Before performing the adjustments, check the data of page: 0,
address: 10 is “00”. If not, set data: 00 to this address.
Note3: As the PANEL OPEN switch is attached to the cabinet (R), this
cabinet must be attached when performing adjustments.
If you perform the adjustments with cabinet (R) removed, set the
following data.
1) Select page: 3, address: C4, and set data: 67.
2) Select page: 3, address: C5, and set data: 01.
Reset the data after completing adjustment.
1) Select page: 3, address: C4, and set data: 00.
2) Select page: 3, address: C5, and set data: 00.
Note4: NTSC model : DCR-PC350
PAL model
: DCR-PC350E
Switch setting:
LCD panel ........................................................................... Closed
1. EVF Automatic Adjustment (VC-370 board)
This adjustment does the following adjustment items automatically.
VCO adjustment
Contrast adjustment
Mode CAMERA-TAPE
Subject Arbitrary
Adjustment Page C
Adjustment Address 3F, 40 (VCO adj.)
47 (Contrast adj.)
Note1: The data of page: 0, address: 10 must be “00”.
Adjusting method:
Order Page Address Data Procedure
1 0 01 01 Set the data.
2 C 71 00 Set the data, and press PAUSE
button.
3 3 01 5A Set the data, and press PAUSE
button.
4 3 02 Check that the data changes to
“00”.
5 3 03 Check that the data is “00”.
(Note2)
6 C 3F Read the data, and this data is
named D
3F
.
7 Convert D
3F
to decimal notation,
and obtain D
3F
’. (Note3)
8 Calculate D
40
’ using following
equations (Decimal calculation)
[NTSC model]
When D
3F
’ 245
D
40
’ = D
3F
’+10
When D
3F
’ > 245
D
40
’ = 255
[PAL model]
When D
3F
’ 10
D
40
’ = D
3F
’– 10
When D
3F
’ < 10
D
40
’ = 0
9 Convert D
40
’ to a hexadecimal
number, and obtain D
40
. (Note3)
10 C 40 D
40
Set the data, and press PAUSE
button.
11 C 71 41 Set the data, and press PAUSE
button.
12 0 01 00 Set the data.
Note2: If the data is “01”, adjustment has errors. Contents of the error is
written into page: 3, addresses: C6. See the following table.
Note3: Refer to “Table 6-4-1. Hexadecimal-decimal Conversion Table”.
Data of page: 3,
address: C6
5E
61
Contents of error
VCO adjustment error
Contrast adjustment error