Rockwell Automation 1770-M12 Mass Storage Systems - Manual (Page 9)

Hardware Features of the Mass Storage
Systems
Chapter 2
2Ć3
Figure 1.1 shows the front view hardware for each mass storage system.
Figure 1.1
Front View of Each Mass Storage System.
M12
M11
1770–M10 Universal Mass Storage System
1770–M11 Processor Mass Storage System
1770–M12 PC/M Mass Storage System
Micro–floppy
Disk
Indicator
Access Slot
for
Micro–floppy
Eject
Pushbutton
Winchester
Disk Indicator
Winchester
Hard Disk Storage
MASS STORAGE SYSTEM
MASS STORAGE SYSTEM
MASS STORAGE SYSTEM
11923
Disk Indicators
There are two LED disk indicators; one for the Winchester, the other for the
micro–floppy. Red indicates the Winchester of micro–floppy. Red indicates the
Winchester or micro–floppy is being accessed. Off indicates that neither are in
use.
Power Indicator
This LED labeled POWER lights green when there is power to your mass
storage system. Off indicates there is no power.
Front View Hardware Features