Cd Test Mode; Operation - Denon UD-M31 Service Manual

CD TEST MODE

Setting of the test mode and explanation of each button
ITEM
Plug the AC cord to the wall outlet while push-
1 Start the mode
ing the POWER button and the Function button
1.Push the OPEN/CLOSE button and the
LOADER open
2 Disc load
2.Place the disc and push the OPEN/CLOSE
button again
1.Push the PLAY button
Focus and Track-
3 2.Push the PLAY button again
ing check mode
3.Push the PLAY button again
1.Push the SKIP forward button or the SKIP
4 Move pick up
reverse button while stopping
5 Stop move Push the STOP button
6 All Servo on Push the SKIP button
7 Clear this mode Unplug the AC cord
* Laser light of the pickup is always emitted regardless of DISC loading in the test mode.
You may lose your eyesight if you look into the laser directly.
So be careful enough when operating in the test mode.

OPERATION

TD
VCC
TE
FUNCTION
1.This service mode starts
2.Pick up moves to the 10mm
position.
1.Load the CD disc
2.The pick up moves to the
10mm position
1.The laser ON
2.forcus servo on,the disc turns
3.Tracking servo and Slide
servo on
The pick up move forward or
reverse
Stop the movement
All servo on, and auto adjust
VREF
FE
FD
1U-3507
CD UNIT
RF
6
UD-M31
DISPLAY
1.Display "01"
2.The PLAY and the PAUSE
mark lit
1.Display "01"
2.The PLAY and the PAUSE
mark lit
1.Display "02 L on"
2.Display"03 Fon"
3.Display "04 t on"
1.Display "5 O PU"
1.Display "01"
1.Display "06 Adj."
1.after auto adjust,d
display "01"
6