Samsung SDC-30, Service Manual

Page: 28 / 71

Samsung Electronics 5-1
5. Alignment and Adjustments
WARNING: The main board should be replaced if the back focus is twisted.
Note : Ther is no need to adjust the focus for changing the CCD only
5-1 Camera Adjustment
Note : DNP 3100 °K light box, 5100 °K color temperature conversion filter and adjustment program. A PC is needed
for camera adjustment
- Flash memory format : Configure the system, and store the “bad block” information
- V-Sub voltage adjustment : Adjust the V-Sub voltage of CCD. (Refer to table on page 5-4)
* AE_BTM adjustment : Adjust the offset of image from A/D converter, and set the reference to black
* 3100
°K AWB reference measurement : Take a shot of the white chart (3100 °K ), and extract the reference
at 3100 °K .
* AGC gain adjustment : Extract the AGC gain of 0dB, 6dB
* 5100
°K
adjustment:
Take a shot of the white chart (5100 °K ), and extract the reference at 5100 °K .
Fig. 5-1
5-2
Installing and using special softwre (on diskette)
Note: Special software handles the camera adjustment and fault diagnostics. This diskette isn't distributed to
consumers, and should be used only if a fault occurs. It allows internal disconnection state without camera
disassembly. It simulates the read, modify, and write functions of camera control value.
5-2-1 Environment
* IBM compatible
* Windows 95
* Mouse
* 256 color (or more) video card
* Hard disk (5 MByte or more)
* Supplied program diskette (3.5")
5-2-2 Functions
* DRAM test
* Flash memory test
* ASIC test
* LCD test
* Vsub value adjustment
* AWB(Auto White Balance) 3100
°K ,5100 °K adjustment
* Display image on PC after shot
RS-232C
< 3100 K DNP Light BOX >
5100 K
< KenKo C14 49mm >
PC
15Cm