Samsung SCA23 - Page 44

Alignment and adjustment
5-14 Samsung Electronics
2. P. CLK Adjustment
1) ÒCameraÓ, no signal input.
2) P.CLK and AF MICOM.
3) Connent a frequency counter to P.CLK.
4) Press the ÒBLC (MODE UP)/FADE
(MODE DOWN)Ó button so that the OSD state is
Ò05 P.CLK XX XXÓ.
5) Adjust the Ò + (DATA UP)/ - (DATA DOWN)Ó
button so that frequency is
NTSC : SCA20/A23/A25 (9.534964MHz ±50Hz).
PAL : VP-A20/A22/A23 (9.453125MHz ± 50Hz).
uminance
4. Auto hall
1) Camera ÒE-EÓ, 3100¡K gray-scale chart.
2) Video(output) jack and EVR.
3) Connect monitor TV to video(output) jack.
4) Press the ÒBLC (MODE UP)/FADE
(MODE DOWN)Ó button so that the OSD state is
ÒCD HALLA XX XXÓ.
5) Press ÒSTART/STOP (CONFIRM)Ó button.
6) Then, the microprocessor will work ;
- IRIS open, HALL maximum value found,
- IRIS closed, HALL minimum value found,
- IRIS open, HALL maximum value found,
- Store the data to mode 02 and mode 01.
- Store the HALL min./max. data to mode 7F
and mode 80.
Main PCB (component side)
P.CLK ADJUSTMENT
3. Zoom VR Center
1) Camera ÒE-EÓ, 3100¡K gray-scale chart.
2) Video(output) jack and EVR.
3) Connect monitor TV to video(output) jack.
4) Press the ÒBLC (MODE UP)/FADE
(MODE DOWN)Ó button so that the OSD state is
ÒD6 Z, CHK XX XXÓ.
5) Press ÒSTART/STOP (CONFIRM)Ó button.
6) Then, the microprocessor will work ;
- Find the Zoom VR Centerposition
- Store the data to mode D6.