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1、HD970 / HD970B CD Player SERVICE MANUAL Power for the Digital Revolution RadioFans.CN INDEX Harman/Kardon Harman Consumer Group International HD970/230 Specification.Page 3 Software download procedure (Loader).Page 4 Software download procedure (Main bd).Page 5 Exploded view .Page 6 Part list (Front
2、).Page 7 Part list (Display).Page 8 Part list (Connect bd).Page 9 Par t list (Main).Page 10 IC pin out.Page 13 Schematics (connect bd).Page 17 Schematics (DAC and output stage).Page 18 Schematics (Digital IN and output).Page 19 Schematics (Main processor).Page 20 Schematics (Power supply).Page 21 Sc
3、hematics (Display).Page 22 Schematics (Front).Page 23 PCB drawing (connect bd).Page 24 PCB drawing (Main top).Page 25 PCB drawing (Main bottom).Page 26 PCB drawing (Front).Page 27 PCB drawing (Display top).Page 28 PCB drawing (Display bottom).Page 29 Packing and accessories .Page 30 RadioFans.CN Sig
4、nal Format Sampling Frequency44.1kHz D/A ConversionMulti-Level Delta-Sigma Oversampling8 Times (Digital Filter) Discrete Analog Output Section Error CorrectionCIRC System Frequency Response20 Hz 20 kHz +0/-1dB Total Harmonic Distortion (THD)0.006% 1kHz Dynamic Range96 dB Signal-to-Noise Ratio98 dBA
5、Channel Separation90 dB Line-Output Level1.0 V, 2.0 V with HDCD General Power Requirement230V/50 Hz Power Consumption10 Watts (On) Dimensions Height110mm (5.1) Width440mm (17.3) Depth325mm (15.2) Weight4.4 kg Depth measurement includes knobs, buttons and connection jacks. Height measurement includes
6、 feet and chassis. All features and specifications are subject to change without notice. Harman Kardon is a registered trademark, and Power for the digital revolution is a trademark, of Harman Kardon, Inc. Technical Specifications 250 Crossways Park Drive,Woodbury, New York 11797 Harman Consumer Int
7、ernational: 2, route de Tours, 72500 Chteau-du-Loir, France 1999 Harman Kardon, Incorporated Part #3828SND043A RadioFans.CN harman/kardon Download Procedure HD970 June 05 To: harman/kardon Service Centers Models: HD970/230 Subject: FIRMWARE DOWNLOAD Item needed: CD-R disc, writer program/CD-R writer
8、 and two files include a txt file and a BIN file The BIN file contains the servo firmware and the txt help the unit to download the software. 1. Please add all the files to a blank CD-R as CD-ROM Mode 1 format.(standard) Caution: If you make CD-R download disc as CD-ROM XA mode, new firmware will no
9、t be downloaded. 2. When your adding files to the blank CD-R, please do not change the files name. 3. When you are ready to make a CD-R download disc, you should make CD-R session closed. That is, CD-R download disc must be a single session disc (finalized). Always write the CD-R in lowest speed pos
10、sible. 4. Power HD970 on and make sure the unit is 100% functional before start any upgrade. 5. Eject the tray by OPEN /CLOSE and insert the CD-R 6. Close the tray with OPEN/CLOSE or pushing tray manually. 7. Wait until tray open itself. The display will show the status of the download. 8. Remove th
11、e disc. 9. Unplug the power cord 10. Plug the power cord, power HD970 on and ensure the units are working. 11. Upgrade done. harman/kardon Download Procedure HD970 June 05 To: harman/kardon Service Centers Models: HD970/230 Subject: SERVO FIRMWARE DOWNLOAD Item needed: CD-R disc, writer program/CD-R
12、 writer and two files include a txt file and a BIN file The BIN file contains the servo firmware and the txt help the unit to download the software. 1. Please add all the files to a blank CD-R as CD-ROM Mode 1 format.(standard) Caution: If you make CD-R download disc as CD-ROM XA mode, new firmware
13、will not be downloaded. 2. Please type the volume name of the CD-R as ATPLDR_DOWN exactly. Caution: you must type the volume name in capitals by all means. 3. When your adding files to the blank CD-R, please do not change the files name. 4. Please add the BIN file with the 40Mbytes TXT dummy file. B
14、ecause attached files data area is, sometimes, too small for servo to spin up. 5. When you are ready to make a CD-R download disc, you should make CD-R session closed. That is, CD-R download disc must be a single session disc. Always write the CD-R in lowest speed possible. 6. Power HD970 on and mak
15、e sure the unit is 100% functional. 7. Eject the tray by OPEN /CLOSE and insert the CD-R 8. Close the tray with OPEN/CLOSE or pushing tray manually. 9. Wait until tray open itself with READING written in the display. 10. Remove the disc. 11. Switch the unit off (on the front panel). 12. Switch the u
16、nit on (on the front panel). 13. Unplug the power cord 14. Plug the power cord, power HD970 on and ensure the units are working. 15. Upgrade done. FRONT BOARD 1784CHarman/Kardon LOCA.NO.DESCRIPTIONSPECIFICATIONParts No.Qty 3R8FIXED CARBON FILM100O 1/6W 10%130-T31010KT-00001 3R21FIXED CARBON FILM120O
17、 1/6W 10%130-T31012KT-00001 3R19 3R4FIXED CARBON FILM470O 1/6W 10%130-T31047KT-00002 3R5,3R22,3R24,3R263R29,3R33,3R35FIXED CARBON FILM4.7KO 1/6W 10%130-T32047KT-00007 3R1FIXED CARBON FILM10KO 1/6W 10%130-T33010KT-00001 3C16,3C15RADIAL LEADS MLCC22P 50V 20%140-CHB022PH-0A002 3CB1,3CB2,3CB3,3CB8,3CB6R
18、ADIAL LEADS MLCC0.1uF 50V 20%140-CHB410PH-0A005 3C22,3C8CAPACITOR,AL.ELECTROLYTIC47uF 10V 20%140-CCA047PD-0A002 3FB1Bead, leaded fixed50O, In-line Package152-0B0050K1-T0001 3D9DiodeIN4148, 2P, In-line Package110-B0IN4148-0A001 LD1 Diode, color is blue&amberHFT503CPBO , F3, 3P, In-line Package 110-FH
19、FT503C-AT001 3Q1Transistor8050, 3P, SMD 121-00008050-T4001 3Q2Transistor8550, 3P, SMD 121-00008550-T3001 3U1 firmware burn-inIC, Microchip, MCUCF745-04/P, 18P, DIP, 103-CF74504P-12261 3U2IR receiverHS0038B, 3P, In-line Package219-0HS0038B-01001 3Y1Oscillator4M217-00400003-22001 3K1,3K2,3K43K8Touch s
20、witch 66170-C0000004-00007 Harman Consumer Group International HD970/230 DISPLAY BOARD 1763CHarman/Kardon LOCA.NO.DESCRIPTIONSPECIFICATIONParts No.Qty 3R9,3R6Resistor, chip0O 1/8W 0805 5%131-B00000JT-00002 3R14,3R15Resistor, chip100O 1/8W 0805 5%131-B01010JT-00002 3R17Resistor, chip2.2KO 1/8W 0805 5
21、%131-B02022JT-00001 3R3Resistor, chip3.3KO 1/8W 0805 5%131-B02033JT-00001 3R10,3R11,3R12Resistor, chip10KO 1/8W 0805 5%131-B03010JT-00003 3R2Resistor, chip22KO 1/8W 0805 5%131-B03022JT-00001 3R13Resistor, chip100KO 1/8W 0805 5%131-B04010JT-00001 3C9 CAPACITOR,MULTILAYER CERAMIC (CHIP)47P 50V J NPO 0
22、805141-C0B047PH-KT001 3C20 CAPACITOR,MULTILAYER CERAMIC (CHIP)123 50V K X7R 0805141-C0B312PH-KT001 3CB4,3CB5,3CB7 CAPACITOR,MULTILAYER CERAMIC (CHIP)0.1UF 50V Z Y5V 0805141-C0B410PH-KT003 3C19 CAPACITOR,MULTILAYER CERAMIC (CHIP)1UF 50V Z X7R 0805141-C0B510PH-KT001 3C18 CAPACITOR,MULTILAYER CERAMIC (
23、CHIP)2.2UF 50V Z X7R 0805 141-C0BC22UH- KT001 3C1,3C2,3C3,3C4,3C5,3C6,3C7CAPACITOR,AL.ELECTROLYTIC47uF 50V 20% 140-DCA047UH- 0A00 11 3C8,3C11,3C12,3C17 3C10CAPACITOR,AL.ELECTROLYTIC220uF 10V 20%0A001 3DZ1Zener DiodeZENER 6.2V 0.4W, In-line Package110-D000C062-0T001 3D1,3D2,3D3,3D4,3D5,3D6, 3D7DiodeI
24、N4148, 2P, In-line Package110-B0IN4148-0A0010 3D8,3D10,3D11 3U3IC, NS, Display Filament DriverLM9022, 8P, SO8102-00LM9022-70001 3U4IC, SANYO,VFD DriverLC75710NE SMD101-LC75710N-00001 J3ConnectorPH-6A-2.0mm180-0000PH6A-51001 3U5VFDVFD22-1302F190-VFD1302F-00001 3K3Touch switch 66170-C0000004-00001 Har
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