Caution In Servicing; Initializing Av Surround Receiver; Jig To Use For Servicing - Denon AVR-1910 Service Manual

CAUTION IN SERVICING

Initializing AV SURROUND RECEIVER

AV SURROUND RECEIVER initialization should be performed when the µcom, peripheral parts of µcom, and Digital P.W.B.
are replaced.
1. Switch off the unit.
2. With the "SURROUND MODE 0" and "SURROUND MODE 1" buttons pressed, press the "ON/OFF" button to turn the
power on.
3. Check that the entire display is flashing with an interval of about 1 second, and release your fingers from the 2 buttons and
the microprocessor will be initialized.
Note:・If step 3 does not work, start over from step 1.
・ All user settings will be lost and this factory setting will be recovered when this initialization mode.
So make sure to m+emorize your setting for restoring after the initialization.
ON/OFF

JIG to use for servicing

When you repair the printing board, you can use the following JIG (Extension cable kit). Please order to Denon Official Service
Distributor in your region if necessary.
00D SPK- 561 EXTENSION UNIT KIT
00D SPK- 562 9120 CONN. JOINT KIT : 1 Set
When you update the firmware, you can use the following
JIG (RS232C to internal connector conversion adapter with 8P cable kit ). Please order to Denon Official Service Distributor
in your region if necessary.
00DSPK-581 WRITING UNIT
SURROUND SURROUND
MODE 0 MODE 1
: 1 Set
: 1 Set
16
AVR-1910/1620/1610/790/590