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Ver. 1
SERVICE MANUAL
MODEL DN-S1000
TABLE TOP SINGLE CD PLAYER




For purposes of improvement, specifications and
design are subject to change without notice.



Please use this service manual with referring to the
operating instructions without fail.


Some illustrations using in this service manual are
slightly different from the actual set.




TOKYO, JAPAN



X0208V.01 DE/CDM 0408
DN-S1000



SAFETY PRECAUTIONS
The following check should be performed for the continued protection of the customer and service technician.

LEAKAGE CURRENT CHECK
Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassis
resistance check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the
power cord is less than 460 kohms, the unit is defective.

LASER RADIATION
Do not stare into beam or view directly with optical instruments, class 3A laser product.




500V


1M


(1)




(2)




(1)

(2)




2
DN-S1000


DISASSEMBLY
(Follow the procedure below in reverse order when reassembling.)

1. Bottom Plate
(1) Remove 6 screws 57 and pull out Bottom Plate.




57 Bottom Plate




57




2. Top Cover unit
(1) Remove 6 screws 61 and 2 screws 59.
(2) Disconnect FFC Cable.
(3) Detach Top Cover unit.


59
61 61
61

59

FFC Cable

61




CX251



Top Cover
Note:
Do not pull out aslant to prevent FFC cable damage.
Do not fail to pull AC cord from wall outlet before disconnect FFC Cable.
If AC cord is remained plugged into wall outlet, power is kept supplied in the unit, which may cause danger.




3
DN-S1000

3. Shield Bracket
(1) Remove 4 screws 58 and 2 screws 67.
(2) Detach Shield Bracket.


58



Shield Bracket




58




67




4. Mecha unit
(1) Remove 2 screws 53 and 2 screws 55.
(2) Disconnect FFC cable.
(3) Detach Mecha Unit.



55

53




53




Mecha unit


FFC Cable


CX301




Note:
Do not pull out aslant to prevent FFC cable damage.
Do not fail to pull AC cord from wall outlet before disconnect the FFC cable.
If AC cord is remained plugged into wall outlet, power is kept supplied in the unit, which may cause danger.

4
DN-S1000

5. Power P.W.B.
(1) Remove 5 screws 58, a screws 60 and a screws 61.
(2) Detach Power P.W.B.


58

60
Power P.W.B.
61




6. Main P.W.B.
(1) Short-circuit the short land above.
(2) Remove a screws 54 and a screws 56.
(3) Disconnect FFC Cable and FPC Cable.
(4) Detach Main P.W.B.


54


Main P.W.B.
FPC Cable


56


Short land for laser diode




FFC Cable



Note:
Do not pull out aslant to prevent FFC cable damage.




5
DN-S1000

7. CD Mecha
(1) Remove 2 screws 53 and pull out Main Pwb Bracket.
(2) Remove 2 screws 55 and pull out Disc Guide.


Main Pwb Bracket
53
53
CD Mecha


Disc Guide




55



55




8. Scratch Disc unit
(1) Remove a screws 66 and pull out Scratch Disc unit.



Scratch Disc unit
66




6
DN-S1000

9. Disc Switch P.W.B.
(1) Detach Slip mat, Anti-Static Sheet and Spring Plate.
(2) Remove 4 screws 56.
(3) Detach Disc Switch P.W.B.


Slip Sheet

Slip mat Anti-Static Sheet
Spring Plate
Disc Switch P.W.B.
56




56




10. Sensor P.W.B. and Scale unit
(1) Remove 2 screws 56 and pull out Sensor Cover and Sensor P.W.B.
(2) Remove a screw 51 and pull out Scale unit.


56

Sensor Cover



Sensor P.W.B.



51




Scale unit




7
DN-S1000


BLOCK DIAGRAM

MAIN UNIT POWER UNIT

25M X'tal 11.2M
LV393 D/A
64M AMP Analog Out
PCM1748
SDRAM
Digital Out
ABCK/ALRCK
DBCK/DLRCK
Driver SERVO DSP
AN8785BS MN6627933