Read Sharp ER-A771 (serv.man3) Service Manual online
ER-A771VS
SPECIFICATION
1 – 4
2) DISPLAY ADJUSTMENT
You can adjust the brightness and contrast of the display by using the
corresponding controls.
4. CLERK KEYS
This POS terminal allows the operator to use the following four clerk
identification systems :
• Contactless clerk keys (max. 255 clerks)
• Clerk code entry (max. 255 clerks)
• Clerk entry keys (max. 10 clerks)
• WMF clerk keys (max. 127 clerks)
The standard POS terminal has been shipped with the contactless clerk
key system being programmed. If you want to change the clerk identifi-
key system being programmed. If you want to change the clerk identifi-
cation system, contact your authorized SHARP dealer.
Contactless clerk keys
Put one of the contactless clerk keys to the clerk switch.
Clerk code entry (1 through 9999)
Enter the clerk code by using the following procedure :
Clerk entry keys
These keys identify clerks. Press any one of these keys.
WMF clerk keys
Put one of the WMF clerk keys in the WMF clerk switch.
Contrast control
Turning the control backwards
darkens the display and turning
it forwards lightens the display.
darkens the display and turning
it forwards lightens the display.
Brightness control
Turning the control backwards
darkens the display and turning it
forwards brightens the display.
darkens the display and turning it
forwards brightens the display.
XXXX
Clerk code
CLERK
#
CLK
1
CLK
10
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