DOWNLOAD Sony DSC-P71 / DSC-P71M (serv.man2) Service Manual ↓ Size: 6.79 MB | Pages: 127 in PDF or view online for FREE

Model
DSC-P71 DSC-P71M (serv.man2)
Pages
127
Size
6.79 MB
Type
PDF
Document
Service Manual
Brand
Device
Digital Camera / LEVEL 2
File
dsc-p71-dsc-p71m-sm2.pdf
Date

Sony DSC-P71 / DSC-P71M (serv.man2) Service Manual ▷ View online

5-32
DSC-P71/P71M
19. AF Illumination Check
RadarW
RadarW
RadarW
RadarW
RadarW
Check the deviation of optical axis of AF illuminator.
Mode
CAMERA
Subject
Flash adjustment box (Note 3)
(50 cm or 1 m from the front of
lens)
Measurement Point
Check operation on monitor TV
Measuring Instrument
Note 1:
Perform checking by making the shooting surface of the
Flash adjustment box perpendicular to the optical axis of
the camera.
Note 2:
Perform this checking in the Flash adjustment box.
Restrict external light to enter the Flash adjustment box
as less as possible.
Note 3:
Refer to “4. Preparing the Flash adjustment box”.
(See page 5-7)
Preparation
1) Take a reduced or enlarged copy on the clear sheet so that a
rectangular frame of the sheet for auxiliary light is suitable for
the effective image size of the monitor.
2) Stick the copied sheet for auxiliary light on the monitor screen.
Adjusting method:
Order Page Address Data
Procedure
1
Perform “Data setting during
camera system adjustment”.
(Refer to page 5-13)
2
9
A9
06/04 Press PAUSE button.
(50 cm/1 m)
3
6
01
EF
Press PAUSE button.
4
6
02
Check the data changes to
“01”.
5
F
10
Check that the data is “00”
Processing after Completing Adjustment:
Order Page Address Data
Procedure
1
6
01
00
Press PAUSE button.
2
Release the data setting
performed at step 1. (Refer to
page 5-13)
5-33
DSC-P71/P71M
1-5.
LCD SYSTEM ADJUSTMENTS
Before perform the camera system adjustments, check that the
specified values of “VIDEO SYSTEM ADJUSTMENTS” are sat-
isfied.
Note 1:
Taken an extreme care not to destroy the liquid crystal
display module by static electricity when replacing it.
Note 2:
Set the LCD BRIGHTENSS (SET UP setting) to the
NORMAL.
[Adjusting connector]
Most of the measuring points for adjusting the LCD system are
concentrated in CN 903 of the PK-064 board.
Connect the Measuring Instruments via the CPC-9 jig (J-6082-
393-C).
The following table shows the Pin No. and signal name of CN
903.
Pin No.
Signal Name
Pin No.
Signal Name
1
BL_L1
10
UNREG
2
CVCHK OUT
11
LANC IN
3
N. C.
12
LANC OUT
4
REG_GND
13
MAKER_RECOG
5
CPC_IN
14
N. C.
6
BL_L2
15
N. C.
7
HSY
16
N. C.
8
PANEL_COM
17
N. C.
9
VG
18
N. C.
Fig. 5-1-17
CPC lid
PK-064 board
CN903
CPC-9 jig
(J-6082-393-C)
(Note 1, 2)
1
18
Note 1: Don’t use the 12 pin flexible board of CPC-9 jig.
It causes damage to the unit.
Note 2: The old CPC-9 jig (Parts code: J-6082-393-B)
cannot be used, because it cannot operate
the adjusting remote commander.
5-34
DSC-P71/P71M
1.
LCD Initial Data Input (1)
Mode
PLAY
Signal
Arbitrary
Adjustment Page
A
Adjustment Address
62, 63, 80 to 8F, A3, A4
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: A, and enter the data given in the following table.
Note:
Press the PAUSE button each time the data are set, as the
data are written to non-volatile memory (EEPROM).
Address
Data
Remark
62
9A
Fixed value
63
66
80
8E
Backlight current adj.(BL L)
81
36
Backlight current adj.(BL H)
82
5E
VCO adj. (NTSC)
83
7C
VCO adj. (PAL)
84
A9
V-COM DC adj.
85
9B
D Range adj.
86
0A
Black Limit adj
87
3A
Psig Gray adj.
88
90
White Blance adj.
89
83
8A
4C
Contrast adj.
8B
48
Center voltage adj.
8C
2F
8D
11
8E
16
Fixed value
8F
1F
A3
28
A4
04
Processing after Completing Adjustments:
1) Select page: 0, address: 01, and set data: 00.
2.
LCD Initial Data Input (2)
Mode
PLAY
Signal
Arbitrary
Adjustment Page
B
Adjustment Address
3A to 3F
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: B, and enter the data given in the following table.
Note:
Press the PAUSE button each time the data are set, as the
data are written to non-volatile memory (EEPROM).
Address
Data
Remark
3A
57
3B
FE
3C
02
Fixed data
3D
5A
3E
00
3F
01
Processing after Completing Adjustments:
1) Select page: 0, address: 01, and set data: 00.
5-35
DSC-P71/P71M
3. Backlight Current Adjustment (PK-064 Board)
Adjust electric current value of backlight in two modes.
Mode
PLAY
Signal
Arbitrary
Measurement Point
Pin 6 of CN903 (BL-L2)
Pin 1 of CN903 (BL-L1)
Measuring Instrument
Digital voltmeter
Adjustment Page
A
Adjustment Address
80, 81
Specified Value
L = 0.408 
± 0.004 Vp-p
H = 0.748 
± 0.004 Vp-p
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
2
A
80
Change the data and set the
voltage (L) to the specified
value.
3
A
80
Press PAUSE button.
4
A
81
Change the data and set the
voltage (H) to the specified
value.
5
A
81
Press PAUSE button.
Processing after Completing Adjustments:
Order Page Address Data
Procedure
1
0
01
00
4. VCO Adjustment (PK-064 Board)
Set the VCO free-run frequency. If deviated, the LCD screen will
be blurred.
Mode
PLAY
Signal
Arbitrary
Measurement Point
Pin 7 of CN903 (HSY)
Measuring Instrument
Frequency counter
Adjustment Page
A
Adjustment Address
82 (NTSC)
83 (PAL)
Specified Value
T = 15734 
± 30 Hz (NTSC)
T = 15625 
± 30 Hz (PAL)
Menu setting:
1) VIDEO OUT of SET UP setting
.................................. NTSC (NTSC mode)
(This adjustment must be performed in NTSC mode, so don’t
set the menu setting to “PAL” )
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
2
4
F1
13
(NTSC)
3
4
1D
82
(PAL)
Change the data and set the
4
A
82
frequency (f) to the
NTSC specified value.
5
A
82
Press PAUSE button.
Change the data and set the
6
A
83
frequency (f) to the
PAL specified value.
7
A
83
Press PAUSE button.
Processing after Completing Adjustments:
Order Page Address Data
Procedure
1
4
F1
00
(NTSC)
2
4
1D
80
(PAL)
3
0
01
00
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