AR-M550 (serv.man112). Remedy for U2-50 error that occurs when a security kit is installed. - Sharp Copying Equipment Technical Bulletin (repair manual)

ar-m550 (serv.man112) technical bulletin
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AR-M550 (serv.man112)
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Technical Bulletin
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Device
Copying Equipment / Remedy for U2-50 error that occurs when a security kit is installed.
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ar-m550-sm112.pdf
Date

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Sharp Electronics (UK) Ltd., Technical Services Group
ARE730
1. Model Name
ARM550U/620U/700U
2. Symptom
In rare cases when an ARFR11 security kit is fitted, a U2-50 error may occur if a fax or
network option is fitted.
3. Action
If the security kit is fitted after a fax option has been installed then please take the
following action.
1.  Make sure a backup of data including the contact list is made before the security kit is
installed.
2.  If the ‘U2-50’ error occurs after the security kit is installed, clear the memory by using
Simulation 16 and then restore the backup data after the error is cleared.
Backup method
Model Name
Simulation66-19/20
Web storage backup
ARM550U/620U/700U with
ARFX8 installed.
O (upgrade memory
ARMM9 is required)
X
For the details of how to backup the data please see the ‘Details of backing up fax data’
included in this technical report.
See the operational procedures regarding the simulation 66-19/20 that has been taken
from the service manual which are included in this technical report.
Remedy for U2-50 error that occurs when a security kit
is installed.
TECHNICAL BULLETIN
Date:
15 December 2004
Model: 
ARM550U/620U/700U
Ref.:
033
Colour: 
White
Page:
1 of 3
Sharp Electronics (UK) Ltd., Technical Services Group
ARE730
Details of backing up fax data.
Before fitting the security kit be sure to make a backup of the stored fax data, once the
security kit has been fitted then the fax data can be restored.
Be aware that the items, which can be backed up, may vary depending on which backup
method is used.
The upgrade memory (ARMM9) is required when backup is made using the simulation.
Sharp Electronics (UK) Ltd., Technical Services Group
ARE730
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Here you can read online and download Sharp AR-M550 (serv.man112) Technical Bulletin in PDF. AR-M550 (serv.man112) technical bulletin will guide through the process and help you recover, restore, fix, disassemble and repair Sharp AR-M550 (serv.man112) Copying Equipment. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.