ESR Series Routers Operation Manual                                                          13 
2.4  Design 
This section describes the design of the device. Depicted front, rear, and side panels of the device, 
connectors, LED indicators and controls. 
The device has a metal housing available for 19” form-factor rack mount; housing size is 1U.  
2.4.1  ESR-1000, ESR-1200 design 
2.4.1.1 ESR-1200 front panel 
The front panel of ESR-1200 is depicted in Fig. 2.1. 
 
Fig. 2.1 - Front panel of ESR-1200 
The list of connectors, light indicators and controls located on the front panel of ESR-1200 lists in 
Table 2.9 
Table 2.9 - Description of connectors, indicators and controls located on the front panel of ESR-1200 
Functional key that reboots the device and resets it to factory settings: 
  Pressing the key for less than 10 seconds reboots the 
device;  
  Pressing the key for more than 10 seconds resets the