Service manual
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Media indication Contents
M21 NO DISC
M22 CD-DA
M23 VCD (Ver1.0 or Ver1.1)
M24 VCD (Ver2.0)
M25 DVD
DVD TEST MODE
1. How to Activate DVD Test Mode
Insert the AC plug, while pressing the DVD/CD/VCD function button.
All the indicators on the FL display tube will light up, and the test mode will be activated.
2. How to Cancel DVD Test Mode
Either one of the following operations will cancel the DVD test mode.
• Disconnect the AC plug.
• Press any function button. (Except DVD/CD/VCD function button)
• Press the POWER button.
3. DVD Test Mode Functions
• Status indication and media indication
After the DVD test mode is activated, “S**M**” will display on the FL display tube.
S** indicates the status.
M** indicates the type of media.
Status indication Contents
S41 Status that pickup stops at the inner circumference
S42 Status that pickup stops at the inner circumterence with resume data
S43 PLAY status
S44 PAUSE status
S45 SKIP status
S46 TOC is being read
S47 Signal of EEPROM writing end
S48 Status in which status is not determined yet
S49 Signal of DISC END
When status (numeric) other than the above are displayed, all the data is invalid.
Display example:
The display shown below means the following.
S41 STOP
M25 DVD
• Normal indication
The normal indication appears, as long as the DVD/CD/VCD button is being pressed during starting up of the DVD test mode.










