Service manual

CD-MPX870W
2 – 4
[3] CD section
CD Error code description
* '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 5
th
times.
Standard Specification of Stereo System Error Message Display Contents
(*) CHECKING:
If CD changer mechanism error is detected, 'CHECKING' will be display instead of 'ER-CD**'. 'ER-CD**' display will
only be display when 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, the unit will automatically enter to stand - by
mode and Timer indicator will be flashing as below.
+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 button, press the GAME/VIDEO button. The Micro Computer
version number will be displayed as "CM*****".
3. Press button until "WAIT"→ "FINISHED" appears.
4. Unplug the AC cord and the unit is ready for transporting.
Error Explanation
10* CAM error. Can't detect CAM switch when CAM is moving.
11* When it detect cam operation error during initialize
process.
20* TRAY error. Can't detect TRAY switch when TRAY is
moving.
21* When it detect TRAY operation error during initialize
process.
31 When it change to CD function, DSP cannot read initial
data.
Error Contents Display Notes
CD 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.
CD DSP Communication Error. 'ER-CD31' DSP COMMUNICATION ERROR.
Focus Not Match/IL Time Over. 'NO DISC'
TUNER PLL Unlock. PLL Unlock.
FM 87.5 MHz
FLASHING
1 FRAME
OFF
OFF
OFF
OFF
(REPEAT)
ON
TIMER
LED
ON
NO. 1
NO. 2
NO. 1
NO. 2
NO.1 : +B Protection
NO.2 : Speaker abnormal
FLASHING
Example : In case of speaker abnormal