Numark CDN-88 User manual

SPECIFICATION
FUNCTION
PITCH RANGE……………….Actives and Sets pitch Slider range
PITCH BEND +,-……………..Works as pitch bend and Controls Key
and pitch function
KEY LOCK……………………Used for various Key Control
TIME…………………………..Controls display indication of tme mode
SINGLE………………………..To Set play mode in Single or Continuous
Play
PROGRAM……………………Used for setting track order and various
special Commands
CUE……………………………To move the music to the cue point and
preview the Selection
PAUSE………………………...To pause the music
PLAY……………….................To start the music from the initial cue
poine
LOOP IN/OUT/RELOOP…….Used to Set stutter and loop in points /
Used to set loop out points and release
the loop/ Use for repeated play (stutter)
from the loop in poit, repeating a previously
set, and hot start
TRACK/ PUSH SEARCH…….Rotaion – selects tracks
Pressing while rotating – selects tracks +10
Pressing once – puts wheel in seatch mode
TAP……………………………Tracks the beats and measure position of
music
INTERLOCK………………….Links both players for beat alignment
EFFECT……………………….Used to determine desired effect
SERVICE MANUAL
MODEL: CDN88 MP3
STANDARD
OUTPUT LEVEL…………………1.3

0.2 Vms (1KHZ OdB)
S/N RATIO………………………..MORE THAN 70dB
FREQUENCY RESPONSE………20Hz~20KHz

2 dB
DYNYAMIC RANGE…………….MORE THAN 80dB
CHANNEL SEPARATION……….MORE THAN 70dB
CHANNEL BALANCE………......

1dB
HARMONIC DISTORTION……...LESS THAN 0.03%

DISASSEMBLY PROCEDURES
1.REMOVAL OF TOP PANEL. (Fig. 1)
(A).TAKE OUT THE 10 PCS SCREW FROM THE TOP PANEL AND FIXED HOLDER .
(Fig. 1)
2.REMOVAL OF FRONT PANEL. (Fig. 2)
(A). POWER ON THEN OPEN THE TRAY DOOR AND TAKE OUT THE 2 PCS DECK PANEL FROM THE FRONT
PANEL.
(B).TAKE OUT THE 5 PCS SCREW FROM THE FRONT PANEL.
(C).TAKE OUT THE 2 PCS SCREW AND TAKE OUT THE 2 PCS CONNECTOR FROM THE OP/CL PCB ASS’Y
(D).TAKE OUT THE 2 PCS SCREW AND TAKE OUT THE 1 PC CONNECTOR FROM THE PROTECT FRAME AND
OP/CL PCB ASS’Y
(Fig. 2)

DISASSEMBLY PROCEDURES
3.REMOVAL OF BOTTOM CHASSIS. (Fig. 3)
(A).TAKE OUT THE 8 PCS SCREW AND TAKE OUT THE 2 PCS MECHANISM FROM THE BOTTOM CHASSIS.
(B).TAKE OUT THE 4 PCS SCREW AND TAKE OUT THE 2 PCS SPRING FROM THE MECHANISM .
(C).TAKE OUT THE 4 PCS SCREW AND TAKE OUT THE 3 PCS CONNECTOR FROM THE SWITCH POWER.
(Fig. 3)
4.REMOVAL OF REAR PANEL. (Fig. 4)
(A).TAKE OUT THE 17 PCS SCREW FROM THE REAR PANEL.
(B).TAKE OUT THE 2 PCS SCREW AND TAKE OUT THE 1 PC AC BASE ASS’Y FROM THE REAR PANEL.
(C).TAKE OUT THE 2 PCS MP3 DECODE ASS’Y FROM THE MAIN PCB ASS’Y.
(Fig. 4)

DISASSEMBLY PROCEDURES
5.REMOVAL OF MAIN PCB ASS’Y. (Fig. 5)
(A).TAKE OUT THE 6 PCS SCREW FROM THE REAR PANEL.
(B).TAKE OUT THE 9 PCS CONNECTOR FROM THE MAIN PCB ASS’Y.
(Fig. 5)
6.REMOVAL OF REAR PANEL AND FRONT PANEL . (Fig. 6)
(A).TAKE OUT THE 2 PCS VR KNOB FROM THE FRONT PANEL.
(B).TAKE OUT THE 16 PCS SCREW FROM THE REAR PANEL AND FRONT PANEL .
(Fig. 6)

DISASSEMBLY PROCEDURES
7.REMOVAL OF FUNCTION PCB ASS’Y . (Fig. 7)
(A).TAKE OUT THE 2 PCS VR KNOB FROM THE FRONT PANEL.
(B).TAKE OUT THE 22 PCS SCREW AND TAKE OUT THE 2 PCS CONNECTOR FROM THE FUNCTION
PCB ASS’Y.
(C).TAKE OUT THE 4 PCS SCREW FROM THE LCM.
(Fig. 7)
8.REMOVAL OF FRONT PANEL . (Fig. 8)
(A).TAKE OUT THE 2 PCS E RING 3MM,TAKE OUT THE 6 PCS WASHER AND 2 PCS ROTATE FROM THE
FRONT PANEL.
(Fig. 8)