Denon DBT-1713UD Service Manual page 23

1.6. Operation check
(1) Connect the 45P FFC of J2
(2) Attach the MECHA COVER.
(3) Attach the TOP COVER.
(4) Follow the firmware update procedure, and update the firmware to the latest version.
(see "VERSION UPGRADE PROCEDURE OF FIRMWARE")
(5) Check the laser amperage (see laser on/off mode in the test mode (page 27)).
Check that the values are ±6 [mA] from the initial value for BD, and ±12 [mA] from the initial value for DVD/CD.
(6) Check BD, DVD, and CD media playback and operation.
(7) If there are no problems with playback, remove the disc, press the ON/STANDBY button to switch to standby
status,and remove the AC plug from the AC socket.
(8) Completes the replacement procedure.
Note: In the case of exchange, only MAIN PCB UNIT is cleared in the laser total use time.
J2 45P FFC
23