- 11 -
STC 816 R
3.3 C
ontrol
unit
Fig.5
^
#
$
%
&
#
LC display
$
Control to set the contrast of the LC display.
%
9-pin D-SUB socket to update the operating software, to connect the
HRCU 8 / RCU 1 management unit.
^
Control buttons (control panel)
&
Standby voltage indicator
p
ower
supply
units
Fig.6
*
™
(
)
¡
*
™
(
¡
)
*
Socket for mains cable
(
Reset button
)
On/off switch
¡
Operating voltage indicator (LED)
™
Locking screw
