99DN-S30003. TEST MODE4. Error Code Table (Appears only at Heat Run and Chucking Test function)1 Focus Gain 35 ~ 1202 Focus Balance -20 ~ +20-20 ~ +20-20 ~ +20-20 ~ +203 Focus Offset4 Tracking Gain 35 ~ 1205 Tracking Balance6 Tracking Offset* Reference data.Adjustment Item Adjustment Value indication atcharacter portions.Process No.(TRACKIndication)Function(Character-display) ContentsA button - Heat Run(H/R1_Normal)Starting with the PLAY/PAUSE button, it repeats open/close of the tray andplayback.All tracks are played back if the track count is less than 20. Only the first and lasttracks are played back if the tracks are more than 21. When any errors, it stopsand indicates error code (see Error Code Table).B button - Chucking Test(H/R2_Tray)Starting with the PLAY/PAUSE button, it repeats open/close of the tray, servo on,and TOC read.The display shows the number of the tray operation. When any errors, it stops andindicates error code (see Error Code Table).SAMPbuttonSAMP Bbutton--System check(Sys._Check)It starts system check when the PLAY/PAUSE button is pushed, and indicates thestatus by performing plain operational check in the system .1. Communication judge between the system com and DSP2. DSP SDRAM write/read operation check3. Communication judge between the system com and ATAPI com4. Communication judge between the ATAPI com and ROM drive5. ROM drive operation checkAfter finishing the check, it indicates the result on the character display lowerportion.When the 1. ~ 5. items are OK, their item numbers are indicated.But if there is a NG item, its item number is not indicated.Judges whether PLATTER can rotate at the specified rotating speed.The message "Platter_OK" is displayed on the character display if the rotatingspeed meets the specification. Otherwise, "Platter_NG" is displayed.Error Code ContentsE1 00E1 01E1 03E1 04E1 05E1 06Automatic Adjustment ErrorUnable to detect discUnable to adjust tracking offsetUnable to adjust focus fine gainUnable to actuate focusUnable to actuate trackingUnable to adjust tracking fine gainE2 02 Servo down during automatic adjustmentE3 00 Unable to read TOCE4 00E4 01Unable to close the disc holder in the regular timeUnable to open the disc holder in the regular timeE5 00 Slide error