Agilent Technologies B2201A manual Display Functions, LED Matrix LED color Explanation

Front Panel Operation

Display Functions

Display Functions

The Agilent B2200 provides LED matrix, LCD, and 18 front panel keys for front panel operation. This section explains the display of the LED matrix and the LCD.

• “LED Matrix”

• “LCD”

LED Matrix

Agilent B2200 has four blocks of 14 ⋅ 12 LED matrix. They display the switch condition of the switch modules installed in the slot 1 to slot 4. See Table 3-3.

Also LEDs labeled Card 1 to Card 4 are located above the LED matrices. They indicate the status of the module installed in the slot 1 to 4, respectively. See Table 3-4.

Table 3-3	LED Matrix
	LED color	Explanation
	Green	The switch has been closed to connect the output channel to the
		input port.
	Red	The switch has been closed to connect the output channel to the
		input bias port or the input ground port.
	Orange	The LED also blinks. The switch condition can be changed by the
		Open/Close key.
	-	The LED lights out. The switch has been opened.

Table 3-4	Card 1/2/3/4 LED
	LED color	Explanation
	Red	The switch module has failed the selftest or the diagnostics.
	Green	The switch module has operated normally.
	-	The LED lights out. No switch module has been installed in this
		slot.

3-22 Agilent B2200 User’s Guide, Edition 2