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.
1
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.
2
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
3
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.
4
1 2 3 4
A
B
C
D
4321
D
C
B
ATitle
Number RevisionSize
A4
Date: 11-Jun-2003 Sheet of
File: E:\PCB\PCB.Ddb Drawn By:
A
B
C
D
I/V
LD
TRACKING COIL
FOCUS SOIL
M
SPINDLE
MOTOR
MOTOR
SLED
PU
LIMIT SW.
DRIVING UNIT
E
F
OPENSW.
CLOSESW.
M
M
LODING MOTOR
LOADER
RFAMP
IC101
CXA2581N
DRIVER
IC106
BA5979S
DRIVER
BA6218
DSP
IC102
CXD3068Q
D/A CONVERTER
IC104
LPF
LPF
IC108 4558D
AUDIO OUT
R
L
MUTE
POWER
SUPPLY
CIRCUIT
DC 5V
DC 7V
DC-5V
POWER
TRANS.
2
C1
1
POWERSW.
SPARKKILLER
AC IN
POWER SEL. SW
MAIN CPU
IC201
KEY
BUTTON
LCD LED
INDICATORS
VR
CONTROL PCB ASS'Y
DIGITAL
OUT
LM
Block Diagram & Troubleshooting
Block Diagram
SERVO CPU
IC103
SM8954A
SM8958A
5
Packing View
9
1
4
1
7
8
10
4
5
6
23
6
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
9
7
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
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
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
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
CN01
W09
JK301
CN05
CN04
Black
Red
Yellow
W09 CN07
D-OUT PCBD-OUT PCB
Yellow
8-2
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