USER’S MANUAL FOR
PRECISION POWER DESKTOP PRO UPS
MODEL NUMBER: PR1236DT-B
WARNING
Review the following important safety warnings to avoid bodily injury or
damage to equipment during installation or operation of the device. Read
ALL instructions before attempting to install or operate this device.
This device is intended for indoor use only. To prevent the risk of fire
or electrical shock, install in dry location free from damp or wet
environment, or potentially damp or wet environment.
Adhere to all acceptable operating environment limitations as listed
to prevent the risk of fire or electrical shock (see user specifications
within User’s Manual)
Risk of fire or explosion if improper battery is installed and attempted
to operate within this device. Device is rated and approved for use
with standard sealed lead acid battery rated at 12Vdc 7Ah-8Ah.
Follow User Manual instructions for proper installation of battery.
Dispose of used batteries in accordance to battery manufacturer
specifications.
NO user-replaceable parts within this device except the battery. Do
not remove cover unless you are installing, replacing, or servicing
the battery.
NOTE:
The reference to “Desktop Pro” within this User Manual refers to Precision Power
Model PR1236DT-B and all package accessories as listed below
CONTENTS OF DESKTOP PRO PACKAGE
NOTE:
Please verify all standard contents are accounted for upon receipt of Desktop Pro
UPS.
STANDARD:
(1) Desktop Pro UPS; (1) Cable Guide; (1) AC Power Cord; (3) Cable Ties;
(1) 7-Pin Connector; (1) User’s Manual; (1) Wall-Mount Installation Template
DESKTOP PRO INTRODUCTION
The Desktop Pro UPS is designed and intended for use as a Desktop or Wall-mountable
DC UPS for indoor and outdoor 12Vdc Optical Network Terminals (ONT) and Customer
Premise Equipment (CPE). The Desktop Pro not only provides constant supply of DC
power during normal operating conditions, but also offers battery backup power in case of
electrical power outage when paired with approved standby battery.
VISUAL INDICATORS AND CONTROL SWITCHES
1
2
3
4
5
6
7
VISUAL INDICATORS
SYSTEM STATUS Color-Green Receiving AC power load to operate
under normal conditions
DC
Color-Green Working off Battery
Mute
Color-Yellow “Flashing”- Audible Alarm Silenced for
24 hrs, “Solid”- Audible Alarm silenced
until manually enabled again.
Battery
Color-Red Service or replace battery, or battery
missing
CONTROL SWITCHES
ALARM SILENCE
COLD START
N.I.R.
Disables Audible Alarm Function. Press and release to
disable Audible Alarm for 24 hours. Press and hold for
15 seconds to disable Audible Alarm indefinitely. Press
and hold for another 15 seconds in order to re-enable
Audible Alarm function.
Allows Desktop Pro capability to restart and restore
standby power with new battery or to use reserve
standby power on existing battery when in AC lin
power outage for extended time.
Network Interface Reset (N.I.R.) - Allows for DC line
power reset of Optical Network Terminal. Press and
hold for 3 seconds to reset/reboot ONT or CPE device.
1
2
3
4
5
6
7
VISUAL AND AUDIBLE STATUS/ALARM SIGNALS
STATE
VISUAL
INDICATOR
AUDIBLE
INDICATOR
DESCRIPTION
NORMAL
ON
Battery
Replace
Battery
Battery
Missing
Low
Battery
System Status
Indicator “ON”
DC Indicator
“ON”
Battery
Indicator “ON”
Battery
Indicator “ON”
DC Indicator
Flashes
System Status
Indicator “ON”
1/2 second
indicator every
15 minutes
1/2 second
audible
indicator 4
times per
minute
Operating under normal AC line
power load and conditions.
AC line power failure or AC cord
disconnection. Desktop Pro is
being supplied with battery power.
Replace faulty or end of life
battery
Operating on AC line power only
without available battery backup
for outage scenario. When
battery is removed from unit,
battery indicator will illuminate
after 15 seconds.
Battery has reached equal to or
less than 45% remaining capacity
on battery discharge
PASS THROUGH AC OUTLET PLUG
AC INPUT POWER CORD CONNECTOR
P
DC OUTPUT/TELEMETRY CONNECTOR
BATTERY DOOR
