Switches And Contrast Vr - NEC PC-8201 Service Manual

f) BCR
g) Systeni slot:
(3) Special functions:
For connecting a lZAlCI cartrTdge.
.
A ~ ~ t o r n a t i c power O F F
When 1.here is n o program operation (awaiting
command) for ten minutes, the power is
automatically switched off.
1.2 Switches and Contrast VR
(1) POWER Switch
Move this switch towards the rear to turn the power ON. T o conserve the
batteries, the PC-8201 automatically turns the power off if you do not use it for
10 minutes.
When an automatic power-off occurs, the switch will still be in the ON position even
though the power is OFF.
T o turn the power ON. move the switch to the O F F position, then back ON.
(3) BACK UP I'OLb'EII Switch
This switch is for preventing discharge of the Ni-Cd battery for RAhl back-up.
The I'C-8301A will not operate regardless of the setting of the power switch unless
this switch is ON. Set this switch to O F F position if the PC-8201 is not to be
used for a long timc.
Nole that the RAkl will not be backed up when this switch is set to llle O F F
position.
(3) RESET Switch
If the PC-8201 "locks-up" (the display will "freeze" and all keys seem to be
inoperative), press this button t o return t o the hlain Menu (start-up) screen. It's
highly unlikely that the PC-8201 will lock-up when you are using the built-in
Application Programs.
However, this situation may occur with customized programs.
(4) PROTECT Switch
This switch is for protecting the contents of 2nd RAM. (BANK #2)
( 5 ) DISPLAY ADJUSTMENT DIAL
This control is for adjusting the contrast of the LCD display relative t o the viewing
angle.
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