Update Mode (By Rs232C); Mac Address Rewrite Mode; Access To Development Server Mode; Cooling Fan Active - Denon DRA-N5 Service Manual

• CX870 system Firm error codes when rewriting. (Check ETHERNET unit)
Error Code
A0 Net not connected
A1 Net Connection TimeOut can not get status
A2 Login failed
A3 Login failed
A4 Login failed
A6 Error receiving response FirmInfo acquisition
A7 FirmInfo Get Response TimeOut
A8 Net not connected
A9 Net Connection TimeOut can not get status
AA After download request, Login Failed
AB After download request, Login Failed
AC After download request, Login Failed
AE Failure of DownLoad
AF Failure of DownLoad
B0 Failure of DownLoad
B2 Update error
Failure to update, After the move again 8x0 selfe display retry processing
8. Update mode (by RS232C)
Firmware update using PC via RS232C.
Upgrade by DPMS. No display.
To exit this mode, unplug the power cord.

9. MAC Address rewrite mode

Rewriting the MAC address mode.
Production / development for, there is no detailed description.
To exit this mode, unplug the power cord.

10. Access to development server mode

Production / development for, there is no detailed description.To exit this mode, unplug the power cord.

11. Cooling FAN active

The fan rotates according to the condition of the temperature sensor (s101) as follows.
S101
T < 55℃
T ≧ 55℃
Details of Error code
Fan rolate
STOP
Rolate
Check the network connection. Carry out the update in an
environment that has little network load.
Check the network connection. Carry out the update in an
environment that has little network load.
Check the network connection. Carry out the update in an
environment that has little network load.
Check the network connection. Carry out the update in an
environment that has little network load.
Check the network connection. Carry out the update in an
environment that has little network load.
Turn off and on the power. Updating starts automatically. Carry
out the update in an environment that has little network load.
Turn off and on the power. Updating starts automatically. Carry
out the update in an environment that has little network load.
Check the network connection. Carry out the update in an
environment that has little network load.
Check the network connection. Carry out the update in an
environment that has little network load.
Check the network connection. Carry out the update in an
environment that has little network load.
Check the network connection. Carry out the update in an
environment that has little network load.
Check the network connection.Carry out the update in an
environment that has little network load.
Turn off and on the power. Updating starts automatically. Carry
out the update in an environment that has little network load.
Turn off and on the power. Updating starts automatically. Carry
out the update in an environment that has little network load.
Turn off and on the power. Updating starts automatically. Carry
out the update in an environment that has little network load.
Turn off and on the power. Updating starts automatically. Carry
out the update in an environment that has little network load.
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Coping strategies