Tuesday, January 12, 2016

DENON DN-S5000 TABLE TOP SINGLE CD PLAYER service mode – DSP version upgrade – Microcontroller version upgrade procedure – test mode – error code – Power supply (SMPS) Schematic Audio system reapir and service

Category : Audio System repair and service 

Contents of this article 

  • Service program mode
  • DSP and Micom Version Upgrade
  • ROM version Upgrade  
  • Error codes 
  • Test mode 
  • Automatic servo adjustment 
  • Power supply circuit 


DENON DN-S5000

Service Program
Switch on the power while pushing the PITCH BEND + button and CUE button at the same time. After actuating the servo program, select an aiming process number with the SELECT knob, A1 button, A2 button, or A3 button. Press the SELECT knob to execute the selected process, the process number is then displayed on the track indicator of the display. To exit from the service program, just switch off the power.
ucom Version check (Version No.) :- 01
Check Version with JOG dial.
1. System µcom version No.: “Sys_XXXX ”
2. DSP soft version No.: “Dsp_XXXX”
3. ATAPI µcom version No.: “Atapi_XXXX ”
4. PANEL µcom version No.: “Panel_XXXX ”
5. ROM drive mecha.µcom version No.: “Drive_XXXX”
OPEN/CLOSE (Open Close) :02
Performs open/close each time when the SELECT knob is pushed.
Drive Diagnostic (Drive_Diag) :- 03
ROM drive performs operation check when the SELECT knob is pushed, and indicates the operational result. If the disc holder open, it starts the operation check after closing. It indicates “Normal_End” if it ends normal. In case of error, ROM drive error code is displayed in the character’s lower portion as “E****”.
Drive Data Read (Data Read):- 04
Starts continuous playback at its maximum reading speed from the beginning of disc when the SELECT knob is pushed. It halts reading and stops if the knob is pushed again
Error Code Check (Error Data) :- 05
Turn the PLATTER to display the logging error codes in the occurred order.
(“Error Data” is displayed.)
10 error logs are memorized at maximum.
Kinds of Error Code, displayed.
Error Code Table (Appears only at Heat Run and Chucking Test function)
Pressing SELECT knob enters to data erase mode. (“Err Clear?” is displayed.)
If the SELECT knob is pushed again, the memorized error data are cleared.
Total Running Time (Total_Time) :- 06
Total time span of servo function that counted by the hour is displayed. (“Total Time” is displayed.)
The display time is less than 65535 hours.
Note: No time is counted if powered down within 59 minutes.
Pressing SELECT knob enters to data erase mode. (“Time Clear?” is displayed.)
If the SELECT knob is pushed again, the memorized time data are cleared.
Automatic Servo Adjustment call :- 07
Starts automatic servo adjustment when the SELECT knob is pushed, and after
completing the adjustment, sort of the used disc is indicated. Data is selectable with
the PLATTER.
1. Disc check, CD/CD-RW
2. Focus gain data
3. Focus balance data
4. Focus offset data
5. Tracking gain data
6. Tracking balance data
7. Tracking offset data
8. PreAMP Tracking Sensor Gain
9. DSP Tracking Sensor Gain
10. PI offset

TEST MODE

Function (Character-display)
Contents
A1 button




Heat Run
(H/R1_Normal)



Starting with the PLAY/PAUSE button, it repeats open/close of the tray and
playback.
All tracks are played back if the track count is less than 20. Only the first and last
tracks are played back if the tracks are more than 21. When any errors, it stops
and indicates error code.

A2 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 and
indicates error code (see Error Code Table).



A3 button













System check
(Sys._Check)
It starts system check when the PLAY/PAUSE button is pushed, and indicates the
status by performing plain operational check in the system .
1. Communication judge between the system µcom and DSP
2. DSP SDRAM write/read operation check
3. Communication judge between the system µcom and ATAPI µcom
4. Communication judge between the ATAPI µcom and ROM drive
5. ROM drive operation check
6. D/A register write/read operation check
7. DIT register write/read operation check
After finishing the check, it indicates the result on the character display lower
portion.
When the 1. ~ 7. items are OK, their item numbers are indicated.
But if there is a NG item, its item number is not indicated.

A4 button


Judges whether PLATTER can rotate at the specified rotating speed.
The message "Platter_OK" is displayed on the character display if the rotating
speed meets the specification. Otherwise, "Platter_NG" is displayed.
 Error Code
Error Code
Contents

Automatic Adjustment Error
E1 00
Unable to detect disc
E1 01
Unable to adjust tracking offset
E1 03
Unable to adjust focus fine gain
E1 04
Unable to actuate focus
E1 05
Unable to actuate tracking
E1 06
Unable to adjust tracking fine gain
E2 02
Servo down during automatic adjustment
E3 00
Unable to read TOC
E4 00
Unable to close the disc holder in the regular time
E4 01
Unable to open the disc holder in the regular time
E5 00
Slide error

System ucom and DSP Version Upgrade
System µcom and DSP can be upgraded in the following manner.
Version Upgrade Method
(1) Record the version upgrade software on a CD-R or CD-RW disc, only as one file with the format ISO9660 Mode-1.
The file name of the supplied version upgrade software should be used as is and this disc needs to finalize.
(2) After loading the disc made in above step 1, turn off the power. Then, turn on the power while pressing the MODE button and PITCH BEND button. The version upgrade starts with reading data of the disc.
(3) When you start version upgrade operation, messages "Version_Up" and "System&DSP" are displayed on the character display. Recovery positions are turned on one by one from the left end according as the upgrade operation proceeds. When this operation is completed, all recovery positions are turned on. In case of some error or the power is turned off during the version upgrade, it may be impossible to operate at all thereafter.
Changing of IC502 on GU-3482 is necessary in this case, and software writing to IC502 should be done beforehand.
(4) When the upgrade is completed, the disk is ejected and operation returns to the normal mode.
(5) File name of the upgrade software indicates version numbers.
ROM Drive (FG-5000) ucom Version Upgrade
Drive (FG-5000) ucom can be upgraded in the following manner.
Version Upgrade Method
(1) Record the version upgrade software on a CD-R or CD-RW disc, only as one file with the format ISO9660 Mode-1. The file name of the supplied version upgrade software should be used as is and this disc needs to finalize.
(2) After turning on the power, load the disc made in above step 1 into the mecha. you want to upgrade the version.
(3) "Drive" and "Version UP?" are indicated in the character display. Press the CD EJECT button and remove the disc when not upgrade the version.
(4) Press the PLAY/PAUSE to start the version upgrade. "Now Loading" is indicated.
(5) When the version upgrade is finished, "Complete" is indicated and the disc EJECT.
(6) Turn off the power once and turn on again after take out the disc. The version upgrade ends in 20-30 seconds normally. If the power turned off underway or the version upgrade ends abnormally, the drive may become malfunction. In such a case, version upgrade with PC will be needed.
(7) File name of the upgrade software indicates version number.

POWER SUPPLY CIRCUIT 
CLICK ON THE IMAGE TO ZOOM IN