Sony DSC-U50 (serv.man4) Service Manual ▷ View online
SECTION 6
ADJUSTMENTS
DSC-U50
ADJ
Revision History
Revision History
Ver 1.0 2003. 08
Link
Link
Adjusting items when replacing main parts and boards
Before starting adjustments
Adjusting items when replacing main parts and boards
Before starting adjustments
LCD SYSTEM ADJUSTMENTS
CAMERA SYSTEM ADJUSTMENTS
INITIALIZATION OF 2F, 4F, 5F, 6F PAGE DATA
PREPARATIONS BEFORE ADJUSTMENTS
CAMERA SECTION ADJUSTMENTS
LCD SYSTEM ADJUSTMENTS
CAMERA SYSTEM ADJUSTMENTS
INITIALIZATION OF 2F, 4F, 5F, 6F PAGE DATA
PREPARATIONS BEFORE ADJUSTMENTS
CAMERA SECTION ADJUSTMENTS
SERVICE MODE
DATA PROCESS
APPLICATION FOR ADJUSTMENT (SEUS)
SERVICE MODE
SERVICE MODE
DATA PROCESS
APPLICATION FOR ADJUSTMENT (SEUS)
SERVICE MODE
Sony EMCS Co.
2003H0500-1
©2003.8
Published by DI CS Strategy Div
9-876-275-51
Contents of LEVEL 2 and LEVEL 3 Service Manual
CONTENTS
1. SERVICE NOTE
2. DISASSEMBLY
3. BLOCK DIAGRAMS
2. DISASSEMBLY
3. BLOCK DIAGRAMS
4. PRINTED WIRING BOARDS AND
SCHEMATIC DIAGRAMS
5. REPAIR PARTS LIST
LEVEL 2
a
a
OVERALL
POWER
CD-462, CH-134, ST-090,
FP-745, BU-002, MS-188,
US-009, FP-783
EXPLODED VIEWS
ELECTRICAL PARTS
POWER
CD-462, CH-134, ST-090,
FP-745, BU-002, MS-188,
US-009, FP-783
EXPLODED VIEWS
ELECTRICAL PARTS
LEVEL 3
✕
✕
✕
✕
✕
TY-018, PD-201, PF-013
DD-206
DD-206
✕
a
(DD-206, PD-201, PF-013,
TY-018)
DSC-U50
— 2 —
TABLE OF CONTENTS
Section
Title
Page
6.
ADJUSTMENTS
Before Starting Adjustment ······················································· 6-1
1-1.
1-1.
Adjusting Items when Replacing
Main Parts and Boards ···················································· 6-2
Main Parts and Boards ···················································· 6-2
6-1.
Camera Section Adjustments ··········································· 6-3
1-1.
Preparations Before Adjustments ···································· 6-3
1-1-1. List of Service Tools ························································ 6-3
1-1-2. Preparations ····································································· 6-4
1-1-3. Precautions ······································································ 6-5
1.
1-1-2. Preparations ····································································· 6-4
1-1-3. Precautions ······································································ 6-5
1.
Setting the Switch ···························································· 6-5
2.
Order of Adjustments ······················································ 6-5
3.
Subjects ··········································································· 6-5
4.
Preparing the Flash Adjustment Box ······························· 6-6
1-2.
Initialization of 2F, 4F, 5F, 6F Page Data ························ 6-7
1-2-1. Initialization of 2F, 4F, 5F, 6F Page Data ························ 6-7
1.
1.
Initializing of 2F, 4F, 5F, 6F Page Data ··························· 6-7
2.
2F Page Table ·································································· 6-7
3.
4F Page Table ·································································· 6-7
4.
5F Page Table ·································································· 6-7
5.
6F Page Table ·································································· 6-8
1-3.
Camera System Adjustments ········································· 6-10
Data Setting During Camera System Adjustments ········ 6-10
Picture Frame Setting ···················································· 6-10
Data Setting During Camera System Adjustments ········ 6-10
Picture Frame Setting ···················································· 6-10
1.
HALL Adjustment ························································· 6-11
2.
Flange Back Adjustment ··············································· 6-12
2-1.
Flange Back Adjustment ··············································· 6-12
2-2.
Flange Back Check ························································ 6-13
3.
F No. Compensation ······················································ 6-13
4.
Mechanical Shutter Adjustment ···································· 6-14
5.
Light Value Adjustment ················································· 6-14
6.
Mixed Color Cancel Data Input & Check ····················· 6-15
7.
AWB 3200K Standard Data Input ································· 6-15
8.
AWB 3200K Check ······················································· 6-16
9.
AWB 5800K Standard Data Input ································· 6-16
10.
AWB 5800K Check ······················································· 6-17
11.
Color Reproduction Data Input & Check ······················ 6-18
12.
CCD Linearity Check ···················································· 6-19
13.
Strobe Adjustment ························································· 6-21
1-4.
LCD System Adjustments ············································· 6-22
Data Setting During LCD System Adjustments ············ 6-22
Data Setting During LCD System Adjustments ············ 6-22
1.
LCD Initial Data Input ·················································· 6-22
2.
Bright Adjustment ························································· 6-23
3.
Contrast Adjustment ······················································ 6-23
4.
V-COM Adjustment ······················································· 6-24
5.
White Balance Adjustment (LCD Light OFF) ·············· 6-25
6.
White Balance Adjustment (LCD Light ON) ················ 6-25
6-2.
Service Mode ································································· 6-26
2-1.
Application for Adjustment (SEUS) ······························ 6-26
2-1-1. Using Method of SEUS ················································· 6-26
1.
1.
Connection ····································································· 6-26
2.
Operation ······································································· 6-26
2-1-2. Precaution on Use of SEUS ··········································· 6-26
2-2.
2-2.
Data Process ·································································· 6-27
2-3.
Service Mode ································································· 6-27
1.
Setting the Test Mode ···················································· 6-27
2.
Bit Value Discrimination ··············································· 6-28
3.
Switch Check (1) ··························································· 6-28
4.
Switch Check (2) ··························································· 6-29
5.
LED Check ···································································· 6-29
6.
Self Diagnosis Code ······················································ 6-29
DSC-U50
6-1
SECTION 6
ADJUSTMENTS
Before starting adjustment
(The same model of the same destination)
PC
After the EVR data is saved and downloaded, check the
respective items of the EVR data.
(Refer to page 6-2 for the items to be checked.)
respective items of the EVR data.
(Refer to page 6-2 for the items to be checked.)
EVR Data Re-writing Procedure When Replacing Board
The data that is stored in the repair board, is not necessarily correct.
Perform either procedure 1 or procedure 2 or procedure 3 when replacing board.
Perform either procedure 1 or procedure 2 or procedure 3 when replacing board.
PC
Procedure 3
When the data cannot be saved due to defective EEPROM, or when the EEPROM cannot be removed or in-
stalled, save the data from the same model of the same destination, and download it.
stalled, save the data from the same model of the same destination, and download it.
PC
Save the EVR data
to a personal computer.
to a personal computer.
Download the saved
data to a machine.
data to a machine.
Procedure 1
Save the EVR data of the machine in which a board is going to be replaced. Download the saved data after a
board is replaced.
board is replaced.
(Machine after a board is replaced)
(Machine before starting repair)
(Former board)
(New board)
Procedure 2
Remove the EEPROM from the board of the machine that is going to be repaired. Install the removed EEPROM
to the replaced board.
to the replaced board.
Remove the EEPROM and install it.
Download the data.
Save the data.
(Machine to be repaired)
COVER
COVER
(Machine to be repaired)
DSC-U50
6-2
COVER
COVER
1-1. Adjusting items when replacing main parts and boards
When replacing main parts and boards, adjust the items indicated by z in the following table.
Table 6-1-1
Replaced parts
Adjustment section
Adjustment
(CCD imager)
(LCD panel)
(Backlight)
(Camera DSP)
(LCD drive)
EEPROM
IC301
LCD901
D901
IC602
IC801
(COMPLETE)
(COMPLETE)
(COMPLETE)
(COMPLETE)
(COMPLETE)
(COMPLETE)
IC604
Lens block assy
CCD block assy
LCD block
LCD block
TY-018 board
PD-201 board
CD-462 board
CH-134 board
TY-018 board
ST-090 board
DD-206 board
PD-201 board
TY-018 board
Initialization of 2F,
4F, 5F, 6F page data
4F, 5F, 6F page data
Initialization of 2F, 4F, 5F, 6F page data
z
z
Camera
Hall adj.
z
z
z
Flange back adj.
z
z
z
z
z
z
F No. compensation
z
z
z
z
z
z
Mechanical shutter adj.
z
z
z
z
z
z
Light value adj.
z
z
z
z
z
z
Mixed color cancel data input & check
z
z
z
z
z
z
AWB 3200K standard data input
z
z
z
z
z
z
AWB 5800K standard data input
z
z
z
z
z
z
Color reproduction data input & check
z
z
z
z
z
z
CCD linearity check
z
z
z
z
z
z
z
Strobe adj.
z
z
z
z
z
z
z
z
LCD
LCD initial data input
z
z
Bright adj.
z
z
z
z
z
Contrast adj.
z
z
z
z
z
V-COM adj.
z
z
z
z
z
z
White balance adj.
z
z
z
z
z
z
z
Stroboscope luminous unit
Block replacement
Mounted
parts
replacement
Board replacemanet
