XL-HP600 (serv.man21) - Sharp Audio Service Manual (repair manual). Page 14

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                     Error Contents

CD

Pickup Mechanism Error.

'ER-CD**'

01: PU-IN SW Detection NG.

CD Changer Mechanism Error.

'ER-CD**'

10: Changer Error.

 (*)

11: Initial Error.

CD DSP Communication Error

'ER-CD**'

31: DSP COMMUNICATION ERROR

Focus Not Match.

'NO DISC'

TUN

PLL Unlock.

 

FM 

  

87.50

 

  MHz

PLL Unlock.

(*) CHECKING:
If CD changer mechanism error is detected, 'CHECKING' will be display instead of 'ER-CD**' display 'ER-CD**' will only be display
when CD changer mechanism error had been detected for the 5 th times.

Speaker abnormal detection and +B PROTECTION display
In case speaker abnormal detection or +B PROTECTION had occurred, it can be check by pressing 'POWER', 'VIDEO' and 'X-
BASS' key twice. Display will show "S** B**". S is referring to speaker abnormal detection and B is referring to +B PROTECTION.
** is in hex valve.

+B PROTECTION is condition when irregular process occur on power supply line.

Before transporting the unit
The following process need to be taken after set tapering/parts replacement.
1.  Press the ON/STAND-BY button to enter stand-by mode.
2.  While pressing down the 

 button and the X-BASS/DEMO button, press the ON/STAND-BY button until "CLEAR AL"appears.

3.  While pressing down the 

 / 

 button and the X-BASS/DEMO button, press the ON/STAND-BY button until "WAIT 

→

     FINISHED" appears.
4.  Unplug the AC cord and the unit is ready for transporting.