CAUTION IN SERVICING
Initializing AV SURROUND RECEIVER
AV SURROUND RECEIVER initialization should be performed when the μcom, peripheral parts of μcom, and Digital
PCB were replaced.
1. Turn off the power pressing X button.
2. P ress X button while simultaneously while pressing SOURCE SELECT 0 and SOURCE SELECT 1 buttons.
3. C heck that the entire display is flashing at intervals of about 1 second, and then release the 2 buttons.
The microprocessor will be initialized.
Note: • If step 3 fails, start over from step 1.
• A ll user settings will be lost and the factory setting will be recovered after the set is initialized.
So make sure to note down your setting beforehand for restoring after the initialization.
Service Jig
When you update the firmware, you can use the following
JIG (RS232C to internal connector conversion adapter).
Please order it from Denon Official Service Distributor in your region if necessary.
8U-210100S
:
WRITING KIT
606050028012P :
7P FFC(1.0) L-240
(Refer to "PROCEDURE FOR UPGRADING THE VERSION OF THE FIRMWARE".)
X
SOURCE SELECT 0
SOURCE SELECT 1
: 1 Set
: 1 Set
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