ii Table of Contents
MX3 Reference Guide E-EQ-MX3RG-J-ARC
AT Compatible Core Logic ....................................................................................................24
System Memory......................................................................................................................24
Upper Memory Block.............................................................................................................24
Internal Flash Array................................................................................................................24
Video Subsystem ....................................................................................................................24
Power Supply..........................................................................................................................25
Memory Map ..........................................................................................................................26
COM Ports..............................................................................................................................27
COM 1..................................................................................................................................27
COM 2 - IR Port...................................................................................................................27
PCMCIA Slots........................................................................................................................28
Physical Controls.................................................................................................... 29
On/Off Switch.........................................................................................................................29
Critical Suspend Mode and the Off Timer...........................................................................29
Power Status and the Status LED...........................................................................................30
Power Management and the Keypad....................................................................................31
Suspend State .......................................................................................................................31
Critical Suspend State ..........................................................................................................31
Display ..................................................................................................................... 32
Display and Display Backlight Timer ....................................................................................33
Panning ...................................................................................................................................33
Optional Touchscreen.............................................................................................................34
Cleaning the Display ..............................................................................................................34
Display Repair......................................................................................................................34
Scan Buttons........................................................................................................... 35
Scan Buttons and the SCNR LED ..........................................................................................35
Speaker.................................................................................................................... 35
Keypads................................................................................................................... 36
QWERTY Keys......................................................................................................................36
ABCD Keys............................................................................................................................
36
The Overlays...........................................................................................................................37
Programmable Buttons ...........................................................................................................38
Possible Button Configurations............................................................................................38
Scan Key Function..................................................................................................................
38
Enter Key Function.................................................................................................................39
Field Exit Key Function (IBM 5250/TN5250 Only)..............................................................
39
2nd Key Function ...................................................................................................................39
Ctrl Key Function ...................................................................................................................
39
Alt Key Function ....................................................................................................................
39
Shft Key Function...................................................................................................................39
Spc Key Function ...................................................................................................................
40
Mode Key Functions...............................................................................................................40
Caps Key and CapsLock Mode............................................................................................
40
Keypress Sequences................................................................................................................
40
Reset Key Sequence ...............................................................................................................
40
