Jumpers/Switches/Controls
Jumpers/Switches/Controls
Jumpers | Switches | Controls
| Connectors and Sockets
Jumpers
There are no internal configuration jumpers in this computer.
Switches
System Board Layout
| Switch Number/Name |
Setting |
Description |
(8) CPU CLK1
(7) CPU CLK0 |
|
Set according to the microprocessor's external speed. |
| |
8 OFF
7 ON |
The microprocessor's external speed is 50 MHz. |
| |
8 OFF
7 OFF |
The microprocessor's external speed is 60 MHz. |
| |
8 ON
7 ON |
The microprocessor's external speed is 66 MHz. |
| (6) CPU FREQ |
OFF |
The microprocessor’s internal speed is 1.5 times its external speed.
|
| |
ON |
The microprocessor’s internal speed is 2.0 times its external speed.
|
| (5) SETUP |
OFF (default) |
Allows the user to enter the system setup program. |
| |
ON |
Prevents the user from entering the system setup program. |
| (4) CMOS |
OFF (default) |
System setup settings are retained at next system boot.
|
| |
ON |
System setup settings are reverted to the defaults at
next system boot. |
| (3) Password |
OFF (default) |
Password feature is enabled |
| |
ON |
Password feature is disabled |
| (2) VRE |
OFF |
Processor voltage meets VR specification (3.3 V). Use this setting for
75- and 90-MHz systems. |
| |
ON |
Processor voltage meets VRE specification (3.45 to 3.6 V). Use this
setting for 100-MHz systems. |
| (1) ISA Speed |
OFF (default) |
Reserved - do not change. |
Controls
Power Button
The power button is a push-button on/off switch.
Power Indicator
The power indicator lights up when the system is on.
Reset Button
Pressing the reset button initiates a hardware reset. To avoid possible data or file
structure corruption, use the reset button only when the system cannot be rebooted with
the [CTRL-ALT-DEL] key combination, and close any open application programs or
files if possible.
Hard-Disk Drive Access Indicator
The hard-disk drive access indicator lights up when the hard-disk drive is being accessed.
Diskette-Drive Access Indicators
The diskette-drive access indicators light up when the diskette drive is being accessed.
Connectors and Sockets
Connector or
Socket Description
+FAN Microprocessor cooling-fan connector
BANK1 (2) SIMM sockets
BANK0 (2)
BH7D1 Battery socket
COM1 Serial port 1 interface connector
COM2 Serial port 2 interface connector
FLOPPY Diskette/tape drive interface connector
(also J8G1)
HD LED Hard-disk drive access indicator connector
J1K1, J2K1, J2K2 ISA expansion-card connectors
J3K1, J4K1, J5K1, PCI expansion-card connectors
J5K2
J4C1 Cache-memory card connector
J8M2 Power button connector
J8N1 Mouse connector
J9L1 Power input connector
J9N1 Keyboard connector
PARALLEL Parallel port connector
PRI IDE Primary EIDE connector
PWRLED Power indicator connector
RST Reset button connector
SEC IDE Secondary EIDE connector
SPKR Auxiliary speaker connector
U3A1 Microprocessor socket
U9H1, U9K1 Video-memory upgrade sockets
VESA Video feature connector
| 
