Q-Logic MKII-BASE16 user manual Chassis Switch Panel Watch Dog Timer Disable, Bit Test Mode

Chassis Switch Panel

Watch Dog Timer Disable

Refer to Figure C-3. The Switch contains a Watchdog timer that resets the internal processor in the event of a hangup. The Watchdog Disable switch, when ON, disables the Watchdog timer. The Watchdog Disable switch must be in the OFF position for normal Switch operation. Use the Watchdog Timer Disable switch only under the direction of your service representative.

Test Mode

Refer to Figure C-4. The switches are shown in the 00 position.

1

0

1 0 MODE

Figure C-4 Test Mode Configuration Switches

The Test Mode configuration switches are read at power-up or Reset and select one of four test modes as follows:

Bit 1	Bit 0	Test Mode
0	0	POST. Run diagnostics one time at startup. This is
		the normal default setting. Refer to the
		Troubleshooting Section of this manual for a
		description of the Power-On-Self-Tests (POST).
0	1	Continuous Test. This is similar to activating the
		Continuous Test button on the front of the chassis.
		Refer to the Troubleshooting Section of this manual
		for a description of the Field Diagnostics. Use this
		test mode only under the direction of your service
		representative.
1	0	Test Bypass (No diagnostics at startup). The Switch
		proceeds straight to normal processing. Use this test
		mode only under the direction of your service
		representative.
1	1	Utility mode. This Test Mode is for factory use only.

GigWorks MKII-16 Switch Model MKII-BASE16		Chassis Switch Panel C-3
Installer's/User's Manual	59003-01 Rev. A