Watson-Marlow 620U - Manual (Page 46)

Watson-Marlow 620UN, 620U, 620SN, 620S User Manual 46
UN, U, SN, S
UN, U
16.11 Backlight
The pump’s display can be illuminated or not according to choice.
In the third screen of the Setup menu select Backlight using the UP and
DOWN keys. Press ENTER to confirm your choice.
The pump displays a screen allowing the user to switch the display backlight on
or off. Use the UP and DOWN keys to choose On or Off and press ENTER to
confirm the decision.
The pump returns the user to the third screen of the Setup menu. The display
is now illuminated or not according to the user’s decision.
Alternatively ...
To turn the backlight off: press STOP and DOWN together.
To turn the backlight on: press STOP and UP together.
16.12 ROM
The pump can display its software version, model number and pump speed.
In the third screen of the Setup menu select ROM using the UP and DOWN
keys. Press ENTER to confirm your choice.
The pump displays the software version, model number and the maximum set
pump speed for four seconds (an example is shown here), then returns the
user to the third screen of the Setup menu. It also displays a checksum: CHK
123, for example. This may be required if reporting pump performance to the
Watson-Marlow service department.
Alternatively ...
Press DIRECTION and DOWN together to interrupt the display and show the
pump’s ROM version for four seconds.