A
PPENDICES
S
ECTION
A
PPENDIX
E
M86 S
ECURITY
U
SER
G
UIDE
463
Rear panels on HL units
UID
(LED indicator) – On the rear of the “HL” chassis, to the
left of the power supplies, a steady blue UID LED indicator
displays when the UID button on the control panel is
pressed. This LED remains lit until the UID button is pressed
again.
Power Supplies
(LED indicators) – The power supplies are
located at the right on the rear of the chassis. An LED indi-
cator is located above each of the power plugs. (See Power
supply failure in the Troubleshooting sub-section for infor-
mation on detecting a power supply failure and resolving
this problem.)