Cambridge Audio 840A Service Manual page 61

840A Software Loading Instructions
1) Push and hold the "Standby / On" on the front of the 840A whilst turning on the power switch at
the rear. After about 4 seconds the following should be displayed on the LCD:
2) Connect a Null Modem RS232 cable from the 840A to the PC's comm port.
3) Run the Loader program from the Azur 840A program group in the start menu. The following
window will be displayed:
4) Choose the comm port the RS232 cable is atta ched to and click OK. The following window will
be displayed:
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