Rear Panel Switches and Terminals

Table 2±2. External Synchronization Terminal Resistance Switch SW4

Switch Position

Terminal Resistance Value

Left

75 Ω

Center

100 kΩ

Right

150 Ω

Figure 2±2. External Synchronization Terminal Resistance Switch SW4

Left Right

Center

Note:

When outputting internal sync signal, set the switch to 100 kΩ.

2.2.3Mode Switches SW3

The SW3 mode switches control the functions listed in Table 2±2 and Table 2±4.

Table 2±3. Mode Switches SW3

Switch No.

Mode

Operation

1

Shutter 1

Refer to list below

2

Shutter 2

Refer to list below

3

External sync

ON for external sync

4

External sync

ON for external sync

5

Interlace/noninterlace

ON for interlace

6

Not used

 

Table 2±4. Shutter list

Shutter 1

Shutter 2

Mode

OFF

OFF

Shutter OFF (1/60 sec. exposure)

ON

OFF

Continuous shutter, see Note 1

ON

ON

Continuous shutter, see Note 2

OFF

ON

V.I. (Variable Integration)

Notes: 1) V reset not done when external trigger is input.

2)V reset done when external trigger is input.

2.2.4Gain Mode Switch SW2

Gain mode switch SW2 controls the gain as shown in Table 2±5 and Figure 2±3.

2-4

Nomenclature and Use of Each Component

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Texas Instruments MC-780PIx manual ±2. External Synchronization Terminal Resistance Switch SW4, Mode Switches SW3