Specifications

AE/LZB 119 1897 R1A HARDWARE OVERVIEW
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required and a well-developed knowledge of the Windows NT operating system is recommended. Ideally, the administrator
should hold or have held a supervisory-type position in a dispatch center and have excellent computer skills. Normally,
information in this manual should not be available to or be to the concern of dispatchers using a C3 Maestro console on a day-
to-day basis.
Console installation and hardware service personnel should generally not require knowledge of most information
presented in this manual. Console installation and service information is presented in the console’s maintenance manual set.
Refer to Table 1-1 for specific publication numbers.
2. HARDWARE OVERVIEW
2.1 PERSONAL COMPUTER SYSTEM
2.1.1 Minimum Hardware Specifications
Minimum hardware specifications for the PC system are listed in the following table. For improved speed and
performance, these specifications exceed that of Microsoft’s for the Windows NT operating system.
Table 2-1 — PC System’s Minimum Hardware Specifications*
PARAMETER TYPE / RATING
Windows NT compatibility (See section 2.1.1.1 for details.)
CPU type & internal speed Pentium, 75 MHz
System RAM size 16M bytes
Cache RAM size 256k bytes
Hard disk drive size 220M bytes
Hard disk drive access time 11 milliseconds or faster
Floppy disk drive one 1.44M byte 3.5-inch
Video subsystem type Super VGA (SVGA)
Video subsystem RAM size 1M bytes
Floppy disk drive type 3.5-inch, 1.44M byte
RS-232 serial ports 2 (**)
RS-422 serial ports 1 (**)
Enhanced Parallel Port (EPP) 1
Expansion ISA slots 3
Power supply voltage 120/240 Vac, auto-sensing
Power supply cord
detachable IEC-320-type cord with standard
120 Vac plug
Standard Accessories
101/102-key keyboard, 2-button bus mouse (PS/2-
compatibility recommended), mouse pad
* Specifications subject to change.
** Normally, the PC is equipped with two (2) RS-232 serial communications ports and one (1) RS-422 serial
communications port. Typically, the RS-232 ports operate as COM1 and COM2 and the RS-422 port
operates as COM3. All serial ports are 16550 UART-compatible. See section 2.1.1.2 for additional
details.