Omega RD200 Display Check,   , Order of check lighting, Cancellation of display check

19. HARDWARE CHECK

19.3 Display Check

This is for checking of 16- or 7-segment LCD, status lamps and bargraphs.

1

Display …. (Note) The following is for RD200. It is same for RD2800.

2

Check Flow Chart

Operation screen DISP

2 sec. or more

	（ SHIFT ＋	6	）
		A- Z
[Engineering mode selection]	3 sec. or more		Ref.1

    

CursorCheck

Order of check lighting

(1) All segments and lamps light.

(2) 16-segment LCD and underbar

(3) 7-segment LCD and underbars

(From left to right)

(4) Programming lamp, memory colon

and status lamps (all)

(5) Bargraph on the upper row

(5-segment at a time, from left to

right)

(6) Bargraph on the second row

[Selecting check]

°F °C → ENTRY

(Same as the upper row) → On the

		  
				Cursor
[Selecting a display]					°F	°C	Ref.2
		   
							Cursor
		(1)	(2)	(3)		(4)

ENTRY

[Displaying check]

  

ENTRY

[Executing check]

All segments and lamps light first.

DISP

third row → On the fourth row

(7) All segments and lamps light out.

Cancellation of display check

For cancellation of display check, press DISP for 2 seconds or more.. The screen returns to the operation screen.

Reference 1 Engineering mode types

: Memory clear

: Adjustment

: Hardware check

Reference 2 Types of check 1

(1): ROM version check

(2): Printer check

(3): Display check

(4): Measuring input check

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