AR 10027190, Operating And Service Manual

Page: 21 / 62

Models 200T18G26z5A/200T26z5G40A
Rev – 11
3.3 FRONT PANEL FEATURES
Refer to Figure 3-2 below.
Figure 3-2. Front Panel Features
Table 3-1. Front Panel Features
Item Title Function
1 MAIN POWER Switchable 16 A. circuit breaker; Turns ON/OFF system power.
2. OPERATE Push-button; turns on high voltage and SSA when all faults and heater delay are cleared.
3. STANDBY Push-button; shuts off SSA and turns off high voltage.
4. ADJUST Rotary knob used as an input device to change values of a variety of parameters.
5. EXIT Push-button; terminates various menu selection routines and returns to the previous menu level.
6-9. S1...S4 Soft Key push-buttons; various menu selection functions.
10. Display Displays numerous parameter values and fault messages.
11. Key lock Switch Allows operator to inhibit the TWTA, to enable front panel control, or to enable computer control.
12.
Forward Fold back
Access Cover
Allows access to the forward fold back circuit. Green LED lit when active.