Numark CDN22 MK5 User manual

MODEL NO.: CDN22MK5

Contents

Caution 1-2

Specification 3-4

Block Diagram 5

Packing View 6

Packing View Part List 7

Point To Point Wiring Diagram 8-1-8-2

Exploded View 9

Exploded View Part List 10-11

Electrical Part List 12-20

Schematic Diagram 21-26

Printed Circuit Board Diagram 27-32

IC Block Diagram 33-42

Trouble Shooting 43

SERVICE MANUAL

CDN22MK5

Caution

1: Do not forcibly close the CD door when the power is off.

2: To prevent destroying the anti-static protection for the mechanism, please kindly be noted of the

following important instruction for installing/disassembling the mechanism:

a. When disassembling the mechanism, please make sure to turn off power and short the Anti-static

protection welding point before removing the FFC cable.

b. When assembling the mechanism, please make sure to connect the FFC cable and PCB before

removing the Anti-static welding point, then, turn on the power.

FFC cord should be inserted in

PCB before pushing the static

solder protection aside. And

FFC cord won t be took off till

shorten static protection when

taking Mecha apart.

Caution

3: 3-1. Please be aware of wearing an anti-static ring before repairing

3-2. It is forbiddance to adjust the laser pick up VR.

3-3.To protect the mechanism; always short the Anti-static protection welding point before removing

the mechanism.

General Specification

1. APPLICATION Model CDN22MK5, Dual CD player with wired remote control.

2. POWER SOURCE AC 115 / 230V, 60/50Hz, 25W (American, Europe, Argentina)

AC 120/240V, 60/50Hz, 25W (United Kingdom, Australia)

AC 220V,50Hz,25W (Korea)

AC 100V,50/60Hz,25W (Japan)

3. DIMENSIONS MAIN UNIT 482(W)x 88.8(H)x 264(D) mm

CONTROL UNIT 482(W)x 88.8(H)x 95(D) mm

4. WEIGHT MAIN UNIT 5 Kgs

CONTROL UNIT 2 Kgs

5. FEATURES

(1) 8 times over sampling 1 bit D/A converter.

(2) Auto cue.

(3) Frame search.

(4) 4 different speed scan.

(5) Pitch display.

(6) +10 Track skip search.

(7) 30 tracks program play.

(8) Digital output RCA coaxial.

6. CHARACTERISTICS (TEST DISC: TCD-782, LOAD=47Kohm)

ITEM NOMINAL LIMIT CONDITION

(1) Output level 2.0Vrms 2.0V+/-1dB 1KHz,0dB

(2) Channel balance 0.5dB 1.0dB 1KHz,0dB

(3) Frequency response +/-0.5dB +/-1.0dB 20Hz-20KHz,0dB

(4) De-emphasis response +/-0.5dB +/-1dB 16KHz,-20dB

(5) Channel separation* 86dB 80dB 1KHz,0dB

(6) T.H.D. + NOISE* 0.01% 0.03% 1KHz,0dB

(7) S/N ratio (IHF-A)* 94dB 85dB 1KHz.0dB

NOTE: * With 20KHz low pass filter.

7. SEARCHING TIME (TEST DISC: TCD-792)

ITEM NOMINAL LIMITS CONDITION

(1) Short access time 1.7sec 4sec Play next track

(2) Long access time 3sec 6sec Track 1 ->Track 20

Track 20 ->Track 1

8. FUNCTION SWITCHES

MAIN UNIT

NAME Q’TY TYPE NOTE

(1) POWER 1 PUSH

(2) OPEN/CLOSE 2 TACT

General Specification

CONTROL UNIT

NAME Q’TY TYPE NOTE

(1)PLAY/PAUSE 2 TACT

(2)CUE 2 TACT

(3)+10 TRACKS SKIP 2 TACT

(4)F.SKIP/B.SKIP 4 TACT

(5)FF/FB 2 SHUTTLE

(6)FRAME SEARCH 2 JOG

(7) SINGLE/CONTINUE 2 TACT

(8)TIME 2 TACT

(9)PITCH ON/OFF 2 TACT

(10)PITCH BEND 4 TACT

(11)PITCH 2 6cm SLIDE VR

(12)OPEN/CLOSE 2 TACT

(13)PROGRAM 2 TACT

9. PLAYABILITY

ITEM NOMINAL LIMIT CONDITION

(1) Interruption 1000um 800um TCD-725

(2) Black dot 1000um 600um TCD-725

(3) Finger prints 75um 65um TCD-725

(4) Eccentricity 210um 140um TCD-712,713

(5) Vertical deviation 1mm 500um TCD-731R

10. PICK-UP (KSM-213CLCM)

(1) System Object lens drive system optical pick-up

(2) Object lens drive system 2 dimensional parallel drive

(3) Tracking detection 3 spot beam detection

(4) Optical source Semiconductor laser

(5) Wave length 780nm

11. GENERAL

(1) System Compact Disc Digital Audio

(2) Disc loading Front loading

(3) Display 11 Digital LCD Display

(4) Pitch control range Within +/-12%

(5) Pitch bend +/-16%

(6) Pitch accuracy 0.1 %

12. ENVIRONMENTAL CONDITION

(1) Operating Temperature 5 to 35 deg. C

(2) Humidity 25 to 85% RH (non-condensing)

(3) Storage Temperature -20 to 60 deg. C

13. ACCESSORIES

(1) Pin-connected cord L/R 2 pairs

(2) Remote connecting cable 2 pcs (3M)

(3) Operating Instruction 1 pc

14. NOTES

(1) The specifications are subject to change to any improvement by negotiations in advance.

(2) The parts are subject to change to any improvement within the range of the specifications.

1 2 3 4

4321

ATitle

Number RevisionSize

Date: 11-Jun-2003 Sheet of

File: E:\PCB\PCB.Ddb Drawn By:

I/V

TRACKING COIL

FOCUS SOIL

SPINDLE

MOTOR

SLED

LIMIT SW.

DRIVING UNIT

OPENSW.

CLOSESW.

LODING MOTOR

LOADER

RFAMP

IC101

CXA2581N

DRIVER

IC106

BA5979S

DRIVER

BA6218

DSP

IC102

CXD3068Q

D/A CONVERTER

IC104

LPF

IC108 4558D

AUDIO OUT

MUTE

POWER

SUPPLY

CIRCUIT

DC 5V

DC 7V

DC-5V

POWER

TRANS.

POWERSW.

SPARKKILLER

AC IN

POWER SEL. SW

MAIN CPU

IC201

KEY

BUTTON

LCD LED

INDICATORS

CONTROL PCB ASS'Y

DIGITAL

OUT

Block Diagram & Troubleshooting

Block Diagram

SERVO CPU

IC103

SM8954A

SM8958A

Packing View



Packing View Part List

NO. PART NAME PART NO. Q'TY REMARK

1 MAIN SET POLYFOAM 506-HDJ200-138A 2

2 POLY BAG 505-HDJ7000-080 1

3 SOFT SHEET BUBBLE BAG(540*240mm,1t) 509-HV3420K-070 1

4 CONTROLLER SET POLYFOAM 506-HDJ200-139B 2

5 SOFT SHEET 509-HDJ7000-084 1

6 SERIES NO. LABEL 701-P22NSA-3314 1

701-22MK5A-4570 1 American,Europe,United

Kingdom,

Korea,Australia,Japan

701-22MK5G-4574 1 Argentina

88P CABLE RIGHTANGLE(L=3000mm,AWM2464,AWG28*8C) 404-HDJ7000-005 1

AC POWER CORD(L=1900+/-50mm,UL) 409-DJ2-069A 1 American

AC POWER CORD(L=1900mm+/-50mm,VDE,TYPE) 409-DJ2-070A 1 Europe

AC POWER CORD(BS TYPE,LP-61L & LS-7 L=1900mm) 409-DJ2-071B 1 United Kingdom

AC POWER CORD(L=1900mm,KOREA) 409-DJ2-118 1 Korea

AC POWER CORD(SAA,L=1900+-50mm,LP-15A&SAA18R-B20A&LS-7) 409-DJ2-072A 1 Australia

AC POWER CORD(PSE-MARK,L=1900mm+-50mm) 409-DJ2-073B 1 Japan

AC POWER CORD(L=1900mm,IRAM TYPE) 409-HDJ9500F-083 1 Argentina

10 GIFT BOX 507-22MK5A-1801 1

7 I/B ASS'Y

Point to Point Wiring Diagram(For American,Europe,United Kingdom,Australia,Argentina)

D-OUT PCBD-OUT PCB

CN04

W09

JK301

CN05

CN06

CN03

CN02

CN01

CD2 SERVO PCB

MECHA ASS'Y

POWER

KNOB

TO:

POWER PCB

AACAC K

AC JACK ASS'Y

CN03

CN02

CN01

KNOB PCB

W08A W08

CN02

CN03

CN06

MECHA ASS'Y

CD1 SERVO PCB

CN01

W09

JK301

CN05

CN04

Black

Red

Yellow

W09 CN07

Red

Brown

8-1

Point to Point Wiring Diagram(For Korea,Japan)

CN04

W09

JK301

CN05

CN06

CN03

CN02

CN01

CD2 SERVO PCB

MECHA ASS'Y

POWER

KNOB

TO:

POWER PCB

AACAC K

AC JACK ASS'Y

CN03

CN02

CN01

KNOB PCB

W08A W08

CN02

CN03

CN06

MECHA ASS'Y

CD1 SERVO PCB

CN01

W09

JK301

CN05

CN04

Black

Red

Yellow

W09 CN07

D-OUT PCBD-OUT PCB

Yellow

8-2

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