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Replacement of modules 4.1
Replacement of modules
Modules that can be replaced
BeoLab 12-3 in service position ......................................................... 4.2
Replace PCB30, Digital Sound Engine ............................................... 4.4
Replace PCB04, SMPS ....................................................................... 4.5
Replace PCB35, ICEpower amplifier
.................................................. 4.6
Replace PCB40, Interconnection ....................................................... 4.7
Replace PCB47, LED Indicator ........................................................... 4.8
Replace PCB48, NTC ......................................................................... 4.9
Replace PCB68, Signal Switch ......................................................... 4.10
Speaker units
Replace woofer units ...................................................................... 4.11
Replace midrange unit .................................................................... 4.12
Replace tweeter unit ....................................................................... 4.13
Notification
Warning – Static electricity
Static electricity may damage the product.
A static-protective field service kit must always be used when the product is
disassembled or modules are being handled.
Notice!
All modules must be placed on the ESD-mat or in an ESD-proof bag.
After replacement of modules
- Back up product data from the old PCB30, Digital Sound Engine and restore it to
the new module after replacement. Refer to adjustment on page 3.2.
- After replacement of PCB30, Digital Sound Engine the new module must be
updated to the latest software version. Refer to adjustment on page 3.4.
- Always perform a ‘Final check after repair’ after the product has been dismantled.
Refer to page 5.7.
Assembly of the speaker
Important!
After the modules have been replaced and the product is ready to be assembled, there
are some very important steps you must be aware of before starting the
assembling process of the product.
Please refer to page 5.1.
ESD
ESD-Mat
Содержание BeoLab 12-3
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