Denon DCD-F109 Service Manual page 23

2.2. Servo check
(1) Press the 1 / 3 button. Execute the following steps.
• 13 flashing
q LD ON (with servo still stopped)
01
w FOCUS ON (disc rotation, tracking off)
If no disc loaded, retry then stop.
02
e CLV ON
03
r TRACKING ON
04 Tracking ON
t SUB CODE readout (playback sound output)
(1)The BER (Block Error Rate) generated in 1 second's time is displayed on the upper tier of the display.
(2)The playback position (IN/MID/OUT) can be changed by pressing the 8 or 9 button.
(3)The count of the errors that could not be corrected with the C1 error correction system is displayed.
[IN]
IN ERR ######
05 @@Tr
[MID]
MID ERR ######
05 @@Tr
[OUT]
OUT ERR ######
05 @@Tr
(###### : B.E.R., @@ : T.No, XX:XX : Time)
※ When you press the 8 button at the MID playback position, the playback position does not return from MID
to IN.
y When display is as in t and the 1 / 3 button is pressed, conduct BER (Block Error Rate) display for 2 seconds.
(1)The BER (Block Error Rate) generated in 10 second's time is displayed of the display.
PPP ERR ######
ERR ******
(PPP : Playback position (IN/MID/OUT), ###### : 1 second's B.E.R., *****: 10 second's B.E.R.)
※ Press 1 / 3 button continuously for over 1 second to switch directly to SUB CODE readout in step t .
LD ON
Focus ON
CLV ON
XX:XX
XX:XX
XX:XX
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