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Installation
To replace PSU in a Nano panel
&
First isolate the mains power supply to the
Nano panel.
Removal
Remove the 'Screw cover' plate, which is held in
a.
by magnets. Open the fixing screws
open out the bottom
l
lift it up and out
.
Disconnect the mains cable from the mains
b.
terminals
at PSU PCB assembly and then
disconnect the battery supply.
Disconnect the flat flexible cable from the Main
c.
Control Board at socket P3 by pulling up the
o
stops
of the socket and by lifting out the cable
p
. Remove the ferrite core from the cable.
Remove the 'LCD Assembly' from the electronic
d.
module by flexing out the hinge tab
on the top-right of the electronic module and
carefully remove the 'LCD Assembly' from the
electronic module.
Nano panel
Tab
Main Control Board (MCB)
Gent by Honeywell reserves the right to revise this publication from time to time and make changes to the content hereof without
obligation to notify any person of such revisions of changes.
by Honeywell
2
j
and then
k
of the 'Outer Cover' and
q
located
Outer Cover
Screw Cover
A VIEW OF THE ELECTRONIC MODULE
LCD Assembly
At the end of their useful life, the packaging,
product and batteries should be disposed of
via a suitable recycling centre and in
accordance with national or local legislation.
Hamilton Industrial Park, Waterside Road, Leicester LE5 1TN, UK
Telephone: +44 (0) 116 246 2000
Replacement PSU PCB and Cover
e.
Disconnect the ribbon cable
12
cable
from the PSU PCB .
f.
Remove the four screws and washer
secure the PSU PCB and lift out the PSU PCB.
Replacement
a.
Fit the Replacement PSU PCB assembly and
secure the board to the electronic module using
screws and washers.
Reconnect the ribbon cable, battery connector
b.
and mains cable .
Reassemble the 'LCD Assembly'.
e.
Fit the ferrite core to flexible cable and reconnect
f.
the flexible cable to the MCB.
"
Ensure the flexible cable is securely fitted with
stops locked-in.
Reconnect the battery supply.
g.
Refit the 'Outer Cover' and secure it to the
h.
backbox and then fit the 'Screw Cover' plate.
Power up the panel by switching On the mains
i.
supply to the panel.
Backbox
Mains
Terminal
block
Flat flexible
cable
Main Control Board (MCB)
Socket P3
and
Ferrite core
13
and battery
LCD
assembly
DO NOT open the
LCD assembly more
o
than 45 maximum.
N E
L
P2
FS3 3.15A(T)
Mains fuse
PSU PCB
P1
P3
43V
FS6
1A P7
BAT1
12
13
WEEE Directive:
At the end of their useful life, the packaging,
product and batteries should be
disposed of via a suitable recycling centre.
Do not dispose of with your normal household waste.
Do not burn.
Website: www.gent.co.uk
Fax (UK): +44 (0)116 246 2300
4188-905 issue 2_07/08_Replacement PSU
that
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