Excell Precision FM Maintenance, Default Recovery for All Parameters, Self-diagnosis Mode

EXCELL PRECISION CO., LTD.

<Chapter 9> Maintenance

9-1 Default Recovery for All Parameters

(1)Adjust the calibration switch to “ON”, when re-zeroing after turning on, press F1 ENTER and hold simultaneously.

(2)The screen will display . .

(3) If decided, press ENTER and hold until displaying	, and then adjust the
calibration switch to “OFF”.

9-2 Default Recovery for General Function Parameters

(1) When re-zeroing after turning on, press F1 ENTER and hold simultaneously.

(2) The screen will display . .

ENTER

(3) If decided, press and hold until re-turning on.

9-3 Self-diagnosis Mode

(1)When re-zeroing after turning on, press ZER O and hold.

(2)The screen will display , which means entered self-diagnosis mode.

(3)Use ZERO or TARE keys to select item intended to test.

Press ENTER	key to enter self-diagnosis, and press E S C key to escape.
Item	Display	Testing Item
1	Program Version Number Displaying
2		7-segment Display Testing
3	Keypad and Calibration Switch Testing
4	AD Conversion Value Displaying
5		EEPROM Testing
6		RTC Date & Time Testing
7	OP-1 RS232 Serial Output Interface Testing
FM User Manual	34	SME300000119