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For U.S.A., Canada, Europe &
Japan model
SERVICE MANUAL
MODEL DN-C640
NETWORKED CD PLAYER
NETWORK CD PLAYER DN-C640 DISPLAY A-B PITCH
0 10 LOCK END MON TEXT - INDEX/DIR +
LEVEL PUSH
ENTER
EJECT NETWORK MENU/STORE
CUE
POWER ON/OFF PHONES UTILITY SHIFT CANCEL SKIP BACK PLAY/PAUSE PITCH
Please use this service manual with referring to the user guide ( D.F.U. ) without fail.
D&M Holdings Inc.
PROFESSIONAL BUSINESS COMPANY
Part no. 00M43BS855012
Second Issue 2007.4
TABLE OF CONTENTS
SECTION PAGE
1. TECHNICAL SPECIFICATIONS..................................................................................................... 1
2. SERVICE MODE ............................................................................................................................ 2
3. WIRING DIAGRAM ........................................................................................................................ 6
4. BLOCK DIAGRAM.......................................................................................................................... 7
5. SCHEMATIC DIAGRAM ................................................................................................................. 9
6. PARTS LOCATION ....................................................................................................................... 25
7. EXPLODED VIEW AND PARTS LIST .......................................................................................... 37
8. MICROPROCESSOR AND IC DATA............................................................................................ 40
9. ELECTRICAL PARTS LIST .......................................................................................................... 79
LASER RADIATION
Caution - Class 2 visible and invisible laser radiation when open.
Do not view directly with optical instruments.
SHOCK, FIRE HAZARD SERVICE TEST :
CAUTION : After servicing this appliance and prior to returning to customer, measure the resistance between either primary
AC cord connector pins ( with unit NOT connected to AC mains and its Power switch ON ), and the face or Front Panel of
product and controls and chassis bottom.
Any resistance measurement less than 2 Megohms should cause unit to be repaired or corrected before AC power is
applied, and verified before it is return to the user/customer.
Ref. UL Standard No. 60065.
030307MIT
1. TECHNICAL SPECIFICATIONS
GENERAL
Disc type : Standard compact discs (12 cm and 8 cm)
CD-R, CD-RW, DVD-R, DVD-RW, DVD+R, DVD+RW
AUDIO SECTION
Audio channel : 2 channel stereo
Frequency response : 10 to 20,000Hz