DSC-J20 (serv.man2) - Sony Digital Camera Service Manual (repair manual)

dsc-j20 (serv.man2) service manual
Model
DSC-J20 (serv.man2)
Pages
11
Size
286.31 KB
Type
PDF
Document
Service Manual
Brand
Device
Digital Camera / ADJUSTMENT MANUAL
File
dsc-j20-sm2.pdf
Date

Read Sony DSC-J20 (serv.man2) Service Manual online

DSC-J20_ADJ
Sony Corporation
Revision History
SECTION 5
ADJUSTMENT
ADJ
983466551.pdf
2012D08-1
© 2012.04
Published by Sony Techno Create Corporation
Ver. 1.0  2012.04
9-834-665-51
DSC-J20
Link
• PREPARATIONS
•  Adjustment Items When Replacing Opti-
cal Unit, CCD Block Assy, Main Board and 
Strobe PC Board Assy
•  List of Service Tools and Equipment
•  Keys and Functions
•  Connecting the Equipment
•  Setting the Adjustment Mode
• Enabling the Adjustment
•  MB/LCD FUNCTION CHECK
• CAMERA SECTION ADJUSTMENTS
• Tele Limit Adjustment
• Focus Adjustment
• OB Adjustment
• WB/AGC Adjustment
• MeShut26 Adjustment
• MeShut80 Adjustment
• Dark DP Adjustment
• Light/S.S Adjustment
• Flash WB Adjustment
• Lens Option
•  Set Language Destination
Ver.
Date
History
Contents
S.M. Rev.
issued
1.0
2012.04
Official Release
DSC-J20_ADJ
5-2
5. ADJUSTMENT
5-1. PREPARATIONS
5-1-1. Adjustment Items When Replacing Optical Unit, CCD Block Assy, Main Board and Strobe PC Board Assy
When replacing these parts, adjust the items indicated by “ z ” in the following table.
Adjustment item
Replaced parts 
Optical Unit
CCD Block Assy
Main Board
Strobe PC Board Assy
Tele Limit Adjustment
z
z
z
Focus Adjustment
z
z
z
OB Adjustment
z
z
z
WB/AGC Adjustment
z
z
z
MeShut26 Adjustment
z
z
z
MeShut80 Adjustment
z
z
z
Dark DP Adjustment
z
z
z
Light/S.S Adjustment
z
z
z
Flash WB Adjustment
z
z
z
z
Lens Option
z
Set Language Destination
z
5-1-2. List of Service Tools and Equipment
Personal computer
(Note)
J-1
J-3
J-5
J-4
J-6
J-10
Clear chart
J-6082-560-A
9 colors chart
J-6082-562-A
J-7
Mini flange back jig
J-6082-719-A
         or
Flange back
adjustment jig
J-6082-563-A
J-2
Small pattern box
PTB-1450
J-6082-557-A
J-8
Camera table
J-6082-384-A
Micro SD card
(Commercially available)
Background paper
J-2501-130-A
Dedicated USB cable
1-837-783-21
Fig. 5-1-1
5-1-3. Keys and Functions
Following are keys and functions used in adjustment. (Fig. 5-1-2)
z
button (OK Key)
button (Left Key)
v
button (Up Key)
B
button
(Right Key)
V
button (Down Key)
Control button
(Playback) button
W/T (Zoom) button
ON/OFF (Power) button
Power/charge lamp
 
Fig. 5-1-2
Note:
Personal computer
OS 
: Windows2000/XP  Home/XP  Pro/Vista/7
RAM  : 256 MB (1 GB: Vista/7) or more recommended
USB  : 2.0 recommended (also compatible with 1.1)
5-1-4. Connecting the Equipment
Connect the USB to your PC and perform the adjustment during charging the built-in battery. (Fig. 5-1-3)
Camera table
(J-6082-384-A)
PC
OS: Windows 2000/XP Home/XP Pro/Vista/7
RAM: 256MB (1GB: Vista/7) or more recommended
USB: 2.0 recommended (also compatible with 1.1)
To USB connector
To USB jack
Dedicated USB cable
(1-837-783-21)
 Fig. 
5-1-3
DSC-J20_ADJ
5-3
5-1-6. Enabling the Adjustment
The item that has been adjusted may be disabled to be readjusted.
If the readjustment is required, or when replacing Optical Unit, CCD Block Assy, and Strobe PC Board Assy, it is necessary to enable the adjustment 
upon the 
following procedure.
1)  Press the Control button “ b ” “ B ” and “ v ” “ V ” to choose an adjustment item.
2)  Press the “ 
 (Playback)” button.
3)  Press the Control button “ b ”.
 (Disable 
“00001” 
→ Disable “00000”) (Fig. 5-1-6)
Example: For MB/LCD
5-2. MB/LCD FUNCTION CHECK
The MB (Main Board)/LCD Function Check order is as follows.
If NG appears for more than one check item, confirm the adjusting 
environment and recheck. (Fig. 5-2-4)
Ver : 01.0000
RTC :
Iris :
MSHUT :
ZOOM :
STROB :
CARD :
Mem :
AUDIO:
Diff -
Cal Err
NG
-OK
-NG
-OK
-OK
-OK
-OK
-OK
RE
-OK
45
Example: NG appears for 
                Iris.
1)  Check that the camera is on the adjustment mode.
 Note:
 
For the setting procedure of the adjustment mode, refer to “5-1-5. Setting the Adjustment Mode” (Page 5-3).
2)  Place the camera in front of the Small pattern box (PTB-1450). (Fig. 5-2-2)
 
At this time, adjust the monitor frame so that the 9 colors chart is displayed over the screen.
3)  Press the Control button “ b ” “ B ” and “ v ” “ V ” to change selected item. Choose “MB/LCD”, 
 
press the Control button “ z ”, select “OK”, and press the Control button “ z ” to start.
 Note:
 
If the check is disabled, refer to “5-1-6. Enabling the Adjustment” to enable the check. (Page 5-3)
4)  Confirm the indication on the screen.
 
If OK appears for all check items, press the “ 
 (Playback)” button 
to return to adjustment menu. (Fig. 5-2-3)
Function check items
Item
Description
RTC
Compare Crystal RTC time and OS time. If Crystal RTC time and OS time are the same, conform to spec.
Iris
Change difference aperture to check their luminance value. If it has different luminance value, conform to spec.
MSHUT
Change difference Mechanical Shutter ON/OFF to check their luminance value. If it has different luminance value,  
conform to spec.
ZOOM
Change difference Lens ZOOM IN/OUT position to check their zoom position value. If it has different zoom position
value, conform to spec.
STROB
Strobe board flash function, check if it can be triggered or not.
CARD
Check Memory card socket can be read/written.
Mem
Check Internal memory size, conform to spec.
AUDIO
REC/PLAY audio file, check Microphone and Speaker are working.
Handling of 9 Colors Chart
When performing adjustments using the 9 colors chart, insert the 
transparent window in the lower right position. (Fig. 5-2-1)
5-1-5. Setting the Adjustment Mode
1)  Download the adjustment tool “ADJ_Tool_J20_Ver[][][].zip” from the TISS homepage.
 
Uncompress the “ADJ_Tool_J20_Ver[][][].zip”, then confirm that it includes the following items.
• EnableTest.txt
•  USB Driver (Folder)
• Zoom 
ADJ (Folder)
• Service Tool (Folder)
 
The above two folders “USB Driver” and “Zoom ADJ” are used in “5-3-1. Tele Limit Adjustment”. (Page 5-9)
 
The above folder “Service Tool” is used in “5-3-11. Set Language Destination”. (Page 5-10)
2)   Save the uncompressed file “EnableTest.txt” in the root directory of the Micro SD card after formatting it.
Note:
Saving it in other directories causes a malfunction of program.
Save the Micro SD card after confirming that the “EnableTest.txt” is empty.
Be sure to format the Micro SD card on the camera.
If “EnableTest.txt” is still remained after the adjustment, delete it.
3) With the camera turned off, insert the Micro SD card with the “EnableTest.txt” into the Memory card slot of the camera.
4)  Press the “ 
 (Playback)” button while pressing the “T (W/T)” lever and the Control button “ z ”.
5)  After a few seconds, the Adjustment mode screen will appear on the LCD display. (Fig. 5-1-4)
6)  Press the “ 
 (Playback)” button, the initial screen for the adjustment mode will appear. (Fig. 5-1-5)
Ver : 01.0000
RTC :
Iris :
MSHUT :
ZOOM :
STROB :
CARD :
Mem :
AUDIO:
Diff -
FINISH
OK
-OK
-OK
-OK
-OK
-OK
-OK
-OK
RE
-OK
56
Small pattern box
9 colors chart
Transparent window
Disable
00001
Capture
00000
FocusOnly
00001
AFClbtPass
00000
Disable
00000
Capture
00000
FocusOnly
00001
AFClbtPass
00000
Ver : 1.0000
No Box No.
DscID:80800948
MB/LCD
AF Clbt
OB Clbt
Wb/Agc
MeShut26
MeShut80
Light/S.S
Dark DPC
FlashWB
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
USB Mode
Boot Type
Auto Clbt
LensOption
CKS 69569992
CT36110
Index : 19
1.0000
A0C19M000218
Index : 19
HW : 1
CLBTINFO
V
V
V
FOCUS
OBCLBT
WB/AGC
(Infinity)
(BLACK)
(LY10)
Equipment required: Small pattern box (PTB-1450)
Cover camera lens and
Small pattern box (PTB-1450)
(All black)
9 colors chart
Small pattern box
(PTB-1450)
Apporox 10cm
Black cloth
Camera
Fig. 5-1-6
Fig. 5-2-1
Fig. 5-2-2
Fig. 5-2-3
Fig. 5-2-4
Fig. 5-1-4
Fig. 5-1-5
DSC-J20_ADJ
5-4
5-3. CAMERA SECTION ADJUSTMENTS
5-3-1. Tele Limit Adjustment
Note:
 
The Tele Limit Adjustment should be done before all of those performed in 5-3-2 to 5-3-11.
USB Driver and Tele Limit Adjustment Tool
Put the two folders “USB Driver” and “Zoom ADJ” downloaded in “5-1-5. Setting the Adjustment Mode” (Page 5-3) in any place of the PC.
The procedure of installing a USB Driver is as follows.
1)  Connect the camera started up with the Adjustment mode, and the PC with a Dedicated USB cable.
2)  Install the USB Driver according to the guidance on the screen.
Connecting USB to PC
Connect the equipment as shown below. (Fig. 5-3-1)
Starting up the Tele Limit Adjustment Tool
Double click the “ZoomADJ_Ver[][][].exe” in the “Zoom ADJ” folder to start up the Tele Limit Adjustment Tool. (Fig. 5-3-2)
The setting is finished normally.
The setting is complete.
Screen display
The setting is finished abnormally.
Malfunction of Tele Limit 
Adjustment result
Example:
 
Please Plug in
                USB!
Malfunction of Tele Limit 
Adjustment result
Example:
 
Zoom Calib 
                Value NG
Adjustment order
The Tele Limit Adjustment order is as follows.
Personal Computer
Dedicated USB cable
Power/charge lamp
Confirm the indication on the
Tele Limit Adjustment Tool screen.
Input the “Zoom Calib Value”, then press the “Write” button.
* The “Zoom Calib Value” is written on the top of the Optical Unit. (Fig. 5-3-3)
In case of the setting is finished normally, the
setting completion indication appears on the
Tele Limit Adjustment Tool screen. (Fig. 5-3-4)
The power of the camera turns off automatically.
In case of the setting is finished abnormally,
the following message appears on the Tele Limit
Adjustment Tool screen. (Fig. 5-3-5, 5-3-6)
In this case, perform the setting again upon
the message.
Finished abnormally.
Finished normally.
Tele Limit Data
XXXX
Check that the camera is on the adjustment mode.
* For the setting procedure of the adjustment mode, refer to “5-1-5. Setting the Adjustment Mode” (Page 5-3).
Fig. 5-3-1
Fig. 5-3-2
Fig. 5-3-3
Fig. 5-3-4
Fig. 5-3-5
Fig. 5-3-6
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