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CV-M30
7.2. Internal Switch and Jumper Settings
Inside the camera there are switches for 75 termination of external trigger/VD and HD and for
trigger mode select. There are also jumpers for gamma select.
7.2.1. Trigger/VD and HD Termination
On the PK8212 board switch SW1 for 75 Ohm termination of external trigger/VD and HD is found.
SW1-1 is for external HD termination.
SW1-2 is for external trigger or external VD termination.
ON is 75 Ohm termination. It is factory setting.
OFF is for TTL level.
7.2.2. Trigger Mode Select
On the PK8212 board switch SW2-1 for external trigger mode select is found.
SW2-1 OFF for edged pre-select. Factory setting.
SW2.1 ON for pulse width control.
7.2.3. Gamma Select
On the PK8210 board there are 2 jumpers for gamma select. The jumper is mounted as a 1KΩ
resistor.
Gamma JP31 JP36 Remarks
1.0
1KΩ
NC Factory setting
0.45 NC
1KΩ
7.2.4. Internal Switch Positions
Fig. 19. Internal switch positions
7.2.5. Internal Jumper Positions
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Fig. 20. Internal jumper positions