Sony DSC-S75 (serv.man4) Service Manual ▷ View online
5-3
Ref. No.
J-1
J-2
J-3
J-4
J-5
J-6
J-7
J-8
Name
Filter for color temperature correction (C14)
Pattern box PTB-450
Color bar chart for pattern box
Adjusting remote commander (RM-95 upgraded).
(Note 1)
(Note 1)
Siemens star chart
Clear chart for pattern box
CPC-9 jig (Note 2)
Minipattern box
Parts Code
J-6080-058-A
J-6082-200-A
J-6020-250-A
J-6082-053-B
J-6080-875-A
J-6080-621-A
J-6082-393-C
J-6082-353-B
Usage
Auto white balance adjustment/check
White balance adjustment/check
White balance adjustment/check
For checking the flange back
For connecting the adjusting remote commander
For adjusting the LCD block
For adjusting the LCD block
For adjusting the flange back
J-9
Back ground paper
J-2501-130-A For adjusting the strobe
5-1. CAMERA SECTION ADJUSTMENT
1-1.
PREPARATIONS BEFORE ADJUSTMENT
1-1-1.
List of Service Tools
• Oscilloscope
• Color monitor
• Vectorscope
• Regulated power supply
• Digital voltmeter
Note 1:
If the micro processor IC in the adjusting remote
commander is not the new micro processor (UPD7503G-
C56-12), The pages cannot be switched. In this case,
replace with the new micro processor (8-759-148-35).
commander is not the new micro processor (UPD7503G-
C56-12), The pages cannot be switched. In this case,
replace with the new micro processor (8-759-148-35).
Note 2:
The old CPC-9 jig (Parts code: J-6082-393-B) cannot be
used, because it cannot operate the adjusting remote
commander.
used, because it cannot operate the adjusting remote
commander.
Fig. 5-1-1
J-1
J-5
J-2
J-6
J-7
J-3
J-4
J-8
J-9
5-4
1-1-2.
Preparations
Note 1:
For details of how remove the cabinet and boards, refer
to “2. DISASSEMBLY”.
to “2. DISASSEMBLY”.
Note 2:
When performing only the adjustments, the lens block
and boards need not be disassemble.
and boards need not be disassemble.
1) Connect the equipment for adjustments according to Fig. 5-1-
5.
2) Connect the Adjusting remote commander to SY-68 board
CN401 via CPC-9 jig (J-6082-393-C). (See Fig. 5-1-3)
Note 3:
Setting the “Forced CAMERA mode power ON” Mode
1) Select page: 0, address: 01, and set data: 01.
2) Select page: D, address: 10, set data: 01, and press
1) Select page: 0, address: 01, and set data: 01.
2) Select page: D, address: 10, set data: 01, and press
the PAUSE button of the adjusting remote com-
mander.
The above procedure will enable the camera power
to be turned on. After completing adjustments, be
sure to exit the “Forced CAMERA mode power ON
Mode”.
mander.
The above procedure will enable the camera power
to be turned on. After completing adjustments, be
sure to exit the “Forced CAMERA mode power ON
Mode”.
Note 4:
Exiting the “Forced CAMERA mode power ON Mode”
1) Select page: 0, address: 01, and set data: 01.
2) Select page: D, address: 10, set data: 00, and press
1) Select page: 0, address: 01, and set data: 01.
2) Select page: D, address: 10, set data: 00, and press
the PAUSE button of the adjusting remote com-
mander.
mander.
3) Select page: 0, address: 01, and set data: 00.
1-1-3.
Discharging of the Flashlight Power Supply
The capacitor which is used as power supply of flashlight is charged
with 200 V to 300 V voltage. Discharge this voltage before start-
ing adjustments in order to protect service engineers from electric
shock during adjustment.
with 200 V to 300 V voltage. Discharge this voltage before start-
ing adjustments in order to protect service engineers from electric
shock during adjustment.
Discharge procedure
1. Press the FLASH button (KY-55 board S933 (CONTROL UP))
1. Press the FLASH button (KY-55 board S933 (CONTROL UP))
and turn off the FLASH LED (SY-68 board D404).
2. Fabricate the discharging jig as shown in Fig. 5-1-5 locally by
yourself. Connect the discharging jig to the positive (+) and
negative (–) terminal of the flash voltage charge capacitor. Al-
low ten seconds to discharge the voltage.
negative (–) terminal of the flash voltage charge capacitor. Al-
low ten seconds to discharge the voltage.
Fig. 5-1-5
Fig. 5-1-3
1 k
Ω
/1 W
Wrap insulating tape.
Fig. 5-1-4
Fig. 5-1-2
R:1 k
Ω
/1 W
(Part code:
1-215-869-11)
1-215-869-11)
Capacitor
Front of the lens
Pattern box
L
L=About 90 cm
CPC-9 jig (J-6082-393-C)
(18p flexible board)
(Note 1, 2)
(18p flexible board)
(Note 1, 2)
CPC
cover
cover
1
18
SY-68 BOARD
CN401
CN401
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.
the adjusting remote commander.
5-5
Fig. 5-1-6
--
+
CONTROL SWITCH BLOCK (MODE)
CONTROL SWITCH BLOCK (ZOOM)
Must be connected
when the FLASH UNIT
is used.
when the FLASH UNIT
is used.
FLASH
UNIT
LENS UNIT
SY-68 BOARD
PANEL
UNIT
CK-103 BOARD
KY-55 BOARD
Video (yellow)
Color monitor Vectorscope
Terminated
75
75
Ω
Adjusting Remote
Commander
1
18
CPC-9 jig (Note 1, 2)
(J-6082-393-C)
(J-6082-393-C)
Audio (black)
BACK LIGHT
DM-101
BOARD
BOARD
AC-IN
AC power
adaptor
Need not connected.
Must be connected
when the MIC UNIT
is used.
when the MIC UNIT
is used.
W
T
JK-211
BOARD
SPEAKER
A/V OUT Jack
CN901
CN703 CN202
CN801
CN963
CN
961
961
CN964
CN962
1
18
CN701
CN403
CN752
CN751
CN754
CN001
CN004
CN002
CN402
CN251
CN707
CN201
CN
706
706
CN
401
401
CN
252
252
CN931
CHARA-
CTER
DISPLAY
CTER
DISPLAY
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.
the adjusting remote commander.
5-6
1-1-4.
Precautions
1.
Setting the Switch
Unless otherwise specified, set the switches as follows and per-
form adjustments.
1. PLAY/CAMERA/MOVIE switch
form adjustments.
1. PLAY/CAMERA/MOVIE switch
(Mode Dial) ........................................ CAMERA
2. FOCUS switch
(KY-55 board S935) ........................... MF (MANUAL FOCUS)
3. EXPOSURE button (KY-55 board S934)
0EV
4. DSPL/LCD ON/OFF button
(KY-55 board S932) ........................... OSD OFF
5. WB (WHITE BALANCE)
(Menu display) ................................... AUTO
6. P.EFFECT (Menu display) ................ OFF
7. DEMO (Menu display) ...................... OFF
8. VIDEO OUT (Menu display) ............ NTSC
7. DEMO (Menu display) ...................... OFF
8. VIDEO OUT (Menu display) ............ NTSC
2.
Order of Adjustments
Basically carry out adjustments in the order given.
3.
Subjects
1) Color bar chart (Standard picture frame).
When performing adjustments using the color bar chart, ad-
just the picture frame as shown in Fig. 5-1-7. (Standard pic-
ture frame)
just the picture frame as shown in Fig. 5-1-7. (Standard pic-
ture frame)
2) Clear chart (Standard picture frame)
Remove the color bar chart from the pattern box and insert a
clear chart in its place. (Do not perform zoom operations dur-
ing this time)
clear chart in its place. (Do not perform zoom operations dur-
ing this time)
3) Chart for flange back adjustment
Join together a piece of white A0 size paper (1189mm
×
841
mm) and a piece of black paper to make the chart shown in
Fig. 5-1-8.
Fig. 5-1-8.
Note:
Use a non-reflecting and non-glazing vellum paper. The
size must be A0 or larger and the joint between the white
and black paper must not have any undulations.
size must be A0 or larger and the joint between the white
and black paper must not have any undulations.
Fig. 5-1-7
H
A=B
A B
B A
Enlargement
V
C=D
Electronic beam scanning frame
Fig. b (monitor TV picture)
CRT picture frame
B
A
Difference in level
Y
ellow
Cyan
Green
White
Magenta
Red
Blue
Y
ellow
Cyan
Green
White
Magenta
Red
Blue
D
C
Color bar chart (Color reproduction adjustment frame)
Adjust the camera zoom and direction to
obtain the output waveform shown in Fig a
and the monitor TV display shown in Fig. b.
obtain the output waveform shown in Fig a
and the monitor TV display shown in Fig. b.
Black
White
841 mm
1189 mm
Fig. 5-1-8
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