Texas Instruments MC-780PIx, User Manual

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Rear Panel Switches and Terminals
2-4 Nomenclature and Use of Each Component
Table 2–2. External Synchronization Terminal Resistance Switch SW4
Switch Position Terminal Resistance Value
Left 75
Ω
Center 100 k
Ω
Right 150
Ω
Figure 2–2. External Synchronization Terminal Resistance Switch SW4
Center
Left Right
Note:
When outputting internal sync signal, set the switch to 100 k
Ω
.
2.2.3 Mode 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.
2.2.4 Gain Mode Switch SW2
Gain mode switch SW2 controls the gain as shown in Table 2–5 and
Figure 2–3.