OLYMPUS C-920 Zoom Adjustment Method V1R3

C. ADJUSTMENT METHOD

C-920ZOOM/D-450ZOOM

C. ADJUSTMENT METHOD

[1] TABLE FOR SERVICING TOOLS .......................................................................... C-2

[2] EQUIPMENT ........................................................................................................... C-2

[3] ADJUSTMENT ITEMS AND ORDER ..................................................................... C-2

[4] SETUP ....................................................................................................................C-2

[5] CONNECTING THE CAMERA TO THE COMPUTER ............................................C-3

[6] ADJUSTMENT ........................................................................................................C-4

1. IC501 OSCILLATION FREQUENCY ADJUSTMENT ....................................... C-4

2. 5.0 V (A) VOLTAGE ADJUSTMENT.................................................................. C-4

3. 13.0 V (D) VOLTAGE ADJUSTMENT ............................................................... C-4

4. AWB ADJUSTMENT .........................................................................................C-4

5. COLOR MATRIX ADJUSTMENT ......................................................................C-4

6. CCD DEFECT DETECT ADJUSTMENT .......................................................... C-5

7. LENS ADJUSTMENT .......................................................................................C-5

8. LCD PANEL ADJUSTMENT............................................................................. C-5

8-1. LCD H AFC ADJUSTMENT .......................................................................C-5

8-2. LCD GAIN ADJUSTMENT ......................................................................... C-5

8-3. LCD RGB OFFSET ADJUSTMENT ...........................................................C-6

8-4. LCD RED BRIGHTNESS ADJUSTMENT ................................................. C-6

8-5. LCD BLUE BRIGHTNESS ADJUSTMENT ...............................................C-6

8-6. LCD TINT ADJUSTMENT (FOR PAL) ....................................................... C-6

[7] ADJUSTMENT VALUE ........................................................................................... C-7

SIEMENS STAR CHART ................................................................................................C-8

CHECKING OF LENS UNIT ...........................................................................................C-9

SERVER_DIS

C-1

Ver.1/Rev.3

C. ADJUSTMENT METHOD

C-920ZOOM/D-450ZOOM

[ 1 ] Table for Servicing Tools

Ref. No. Name

J-1

Color viewer 5,100 K

J-2

Siemens star chart

J-3

Calibration software

J-4

Extension cord

J-5

Chart for color adjustment

Note: J-1 color viewer is 100 - 110 VAC only.

Qt’y

J-1 J-2

J-3

J-4

Part code

VJ8-0007

VJ8-0159

VJ8-0157

VJ8-0155

[ 2 ] Equipment

1. Oscilloscope

2. Digital voltmeter

3. AC adaptor

4. IBM R -compatible PC

5. DC regulated power supply

[ 3 ] Adjustment Items and Order

1. IC501 Oscillation Frequency Adjustment

2. 5.0 V (A) Voltage Adjustment

3. 13.0 V (D) Voltage Adjustment

4. AWB Adjustment

5. Color matrix Adjustment

6. CCD Defect Detect Adjustment

7. Lens Adjustment

8. LCD Panel Adjustment 8-1. LCD H AFC Adjustment 8-2. LCD Gain Adjustment 8-3. LCD RGB Offset Adjustment 8-4. LCD Red Brightness Adjustment 8-5. LCD Blue Brightness Adjustment 8-6. LCD Tint Adjustment (for PAL) Note:

1. If the lens, CCD, optical filter, board, changing the part and disassemble around the lens in item 4-7 replace, it is necessary to adjust again. Item 4-7 adjustments other

than these should be carried out in sequence.

J-5

[ 4 ] Setup

1. System requirements

Windows 95 or 98 IBM R -compatible PC with 486 or higher processor CD-ROM drive

3.5-inch high-density diskette drive Serial port with standard RS-232C interface 8 MB RAM Hard disk drive with at least 15 MB available VGA or SVGA monitor with at least 256-color display

2. Installing calibration software

1. Insert the calibration software installation diskette into

your diskette drive.

2. Open Explorer.

3. Copy the DSC Cal folder on the floppy disk in the FD drive

to a folder on the hard disk.

3. Color Viewer

Turn on the switch and wait for 30 minutes for aging to take place before using Color Pure.

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C-2

Ver. 1

C-920ZOOM/D-450ZOOM

[ 5 ] Connecting the camera to the computer[ 5 ] Connecting the camera to the computer

[ 5 ] Connecting the camera to the computer

[ 5 ] Connecting the camera to the computer[ 5 ] Connecting the camera to the computer

1. Turn off both camera and computer.

2. Locate the port cover on the side of the camera. Press on the arrows and slide the cover down to open it.

3. Line up the arrow on the cable connector with the notch on the camera's serial port. Insert the connector.

4. Locate a serial port on the back of your computer. You may have two serial ports labeled COM1 and COM2, or the ports may be labeled with icons. If you have two serial ports available, use port 1 to connect your camera.

5. Line up the serial connector on the cable with one of the serial por ts on your computer, and insert the connector.

6. Turn on the camera and your computer system.

C. ADJUSTMENT METHOD

To COM1 or COM2 serial port

Serial cable

AC adaptor

Ver.1

C-3

SERVER_DIS

[ 6 ] Adjust Specifications

Serial cable

Camera

15 cm ± 1 cm

All white pattern color

viewer (5,100K) and

color matrix adjustment chart

[ST1 board (Side B)]

CL523

CL538

VR504

VR501

C5053

VR502

Collector

C. ADJUSTMENT METHOD

Q5001

C-920ZOOM/D-450ZOOM

Adjustment method:

1. Adjust with VR504 to 13.00 ± 0.10 V.

4. AWB Adjustment

Serial cable

Camera

0 - 18 cm

Note:

Voltage adjustment is necessary to repair in the ST1 board and replace the parts. Adjustments of the service-supplied circuit board assembly has been completed.

Preparation:

1. Short Pins 1 and 2 of the S1401 card switch on the ST1 circuit board.

2. Connect the ST1 board and the CA1 board with two extension cords.

3. Connect LCD panel.

4. Insert the card.

5. Turn on the power switch, and then set the camera mode.

6. Turn on the LCD monitor switch.

1. IC501 Oscillation Frequency Adjustment

Measuring Point

Measuring Equipment

ADJ. Location

ADJ. Value

Adjustment method:

1. Adjust with VR501 to 200 ± 1 kHz.

Q5001 Collector

Frequency counter

VR501

200 ± 1 kHz

All white pattern

Color viewer (5,100K)

Preparation:

POWER switch: ON

Adjusting method:

1. When setting the camera in place, set it to an angle so that nothing appears in any part of the color viewer except the white section. (Do not enter any light.)

2. Double-click on the DscCalV122.

3. Click the AWB, and click the Yes.

4. AWB adjustment value will appear on the screen. (Adjustment value is 249-255 indicates an error.) If the initial value for a0 is 249-255, the display will show that the evaluated value required for adjustment could not be obtained. The cause of this might be a lens

malfunctionor an open circuit in the CCD output signal line.

5. Click the OK.

5. Color Matrix Adjustment

2. 5.0 V (A) Voltage Adjustment

Measuring Point

Measuring Equipment

ADJ. Location

ADJ. Value

Adjustment method:

1. Adjust with VR502 to 5.00 ± 0.10 V.

CL523

Digital voltmeter

VR502

5.00

± 0.10 V

3. 13.0 V (L) Voltage Adjustment

Measuring Point

Measuring Equipment

ADJ. Location

ADJ. Value

SERVER_DIS

CL531

Digital voltmeter

VR504

13.00 ± 0.10 V

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