Service manual

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XL-HP500
Standard Specification of Stereo System Error Message Display Contents
Error Contents DISPLAY Notes
CD Pickup Mechanism Error. 'ER-CD01' PU-IN SW Detection NG.
CD Changer Mechanism Error. 'ER-CD**' 10: CAM SW Detection NG during normal operation.
(*) 11: CAM SW Detection NG during initialize process.
20: TRAY SW Detection NG during normal operation.
21: TRAY SW Detection NG during initialize process.
22: Invalid TRAY SW value during normal operation.
23: Invalid TRAY SW value during initialize process.
CD DSP Communication Error 'ER-CD31' DSP COMMUNICATION ERROR
Focus Not Match/ 'NO DISC'
IL Time Over.
TUNER PLL Unlock. FM 87.50 MHz PLL Unlock.
(*) CHECKING:
If error is detected, 'CHECKING' will be displayed instead of 'ER-CD**' .
'ER-CD**' display will only be displayed when error had been detected for the 5th 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.