Cambridge Audio Azur 640R Service Manual page 61

5. Open the update file "WinHost V3.0B"
A P A. Press OPEN to select "640R.hex" OPEN t l t "640R h "
(update firmware)
B. Make sure to tick these four items.
C. Press Auto Scan
D. When finished scanning,
Baud Rate is MATCH appears.
Then press ENTER.
E. Press "DO SELECT".
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