Before you start, Reset button function, Usb port connection – 2N Lift8 v1.6.0 User Manual

Page 27: Cu installation conditions

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27

2N TELEKOMUNIKACE a.s., www.2n.cz

®

Reset button function

– press the button quickly.

Reset equipment

– press and hold the button until all the LEDs turn red.

Restore factory values
Then release the button and wait until the SYSTEM LED flashes yellow. Now press
the button quickly to delete all the user settings.

– press and hold the button

Zero backup rechargeable battery life counter
until all the LEDs turn red. Then release the button and wait until the
POWER/BATTERY LED flashes yellow. Now press the button quickly. Perform this
function after replacing the backup rechargeable batteries with new ones only!

– press and hold the button until all the LEDs

Check system completeness
turn red. Then release the button and wait until the INTERNAL BUS LED flashes
yellow. Now press the button quickly to make the system supervise all the
installed equipment (splitters, Audio Units etc.) for proper connection and
function.

– press and hold the button until all

Delete central unit software completely
the LEDs turn red. Then release the button and wait until the SYSTEM LED
flashes red. Now press the button quickly. CAUTION: after performing this
function you can only restore the normal function of the device using a PC!

USB Port Connection

Recommendation

Do not keep your PC connected for a long time unless necessary to reduce the
computer damage due voltage surge from the telephone line during storms, for
example.

Before You Start

CU installation conditions

The

(hereinafter referred to as

) is not intended for outdoor use.

Central Unit

CU

Do not install the

onto vibration-producing machines.

CU

Install the

vertically to allow air flow for cooling purposes (never cover the

CU

CU

with any cloth or install it in another closed box).
You may install the

into the lift switchboard unless the temperature exceeds

CU

the acceptable limit. Remember that a higher ambient temperature reduces the
life of backup rechargeable batteries in the

.

CU

It is recommended that the

should be operated in the upright position with

CU

the cable openings at the bottom. Such mounting position ensures the lowest
temperatures and thus the longest life of the rechargeable batteries. Horizontal
mounting is also possible. The upright position with the cable openings at the top
(upside down) is forbidden!
After mounting the

check that the equipment is firmly fixed in place and

CU

cannot come loose and drop down into the shaft.

Warning

during the warranty period.

Do not open the CU
Open the

only to replace

after the

CU

the rechargeable batteries

warranty period.

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