Onkyo-MBS1-hdml-sm维修电路原理图.pdf
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1、MB-S1 SERVICE MANUALSERVICE MANUAL Hard Disk Music Library Black, Silver and Titanium models MODEL MB-S1 120V AC, 60Hz 120-240V AC, 50/60Hz BUDD TUUP,SUUT Ref. No. 3710 112001 ON STANDBY USB HARD DISK MUSIC LIBRARY MB-S1 OPERATION MULTI JOG PLAY MODE MENU/EXIT PUSH TO ENTER PLAY LIST EDIT/CLEAR NOYE
2、S STANDBY/ON STOPPLAYPAUSE/ DISPLAYCD DUBBINGTEXTHDD RECREC MODEEXTERNAL INPUTFAVORITE IT C DHDD SAFETY-RELATED COMPONENT WARNING! COMPONENTS IDENTIFIED BY MARK ON THE SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK. REPLACE THESE COMPONENTS WITH ONKYO PARTS
3、WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL. MAKE LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER. Main microprocessor version 01X04b UDD #400 UUP #400 01X23A Apply UDD #4
4、01 UUP #401 RadioFans.CN 收音机爱 好者资料库 MB-S1 Specifications CD-ROM Drive UnitATA Packet Interface (specified in SFF-8020). (E-IDE) Industry Standard 3.5 Half Height Form Factor. Hard Disk Drive UnitAT Attachment 5 (ATA-5) Industry Standard 5.25 Half Height Form Factor. 40GB D/A ConverterSingle bit (Cry
5、stal CS4341, 24bit/96kHz) A/D ConverterSingle bit (Crystal CS53L32A, 24bit/96kHz) Connections2 Analog Output (stereo) 1 Analog Input (stereo) 2 Digital Input (optical)/(coaxial) 1 Digital Output (optical) (with Audio CD Playback only) 1 USB (Type B) 1 RS-232C (Dsub-9pin) Frequency Response5Hz - 20 k
6、Hz Playback Harmonic distortion0.007% (at 1kHz, 0dB) Playback Dynamic range90 dB Playback Signal to noise ratio90 dB Recording Harmonic distortionLPCM: 0.007% (at 1kHz, 0dB), MP3: 0.018% (at 1kHz, 0dB) Recording Dynamic range90dB Recording Signal to Noise ratio90dB Channel Separation90dB (playback)
7、Wow and FlutterBelow threshold of measurability Output Level2.0 volts r.m.s. Power Supply Rating or an appropriate track was not found. Not Audio-CD The CD data format is not PCM or MP3. Not Available in this Source Will not work with the current input source. Not Available MP3CD The Rec Mode cannot
8、 be selected with CDs containing MP3 data. P.List Full An attempt was made to enter more than 100 tracks in the playlist. System Err.Please Power Off & On System error occurred. Press the STANDBY/ON button. Track Full An attempt was made to record more than 255 tracks. MB-S1 MB-S1 MICROPROCESSOR TER
9、MINAL DESCRIPTION Q7502: MPD780232GC-052-8BT FUNCTIONI/OLOGICINITACTIVESLEEPP-OFFDESCRIPTIONPIN NO. 1 Vdd1 - - + 5V power supply - - - - 2 Vss1 - - GND - - - - 3 X2 - - Main clock (5MHz) input terminal - - - - 4 X1 - - Main clock (5MHz) input terminal - - - - 5 GND - - GND - - - - 6 RESET - - microp
10、rocessor reset terminal - - - - 7 SUBCL/SCK I L Main microprocessor communication and a flash write-in clock input combination terminal Z Z Z Z 8 SUBDI/SDI I P Main microprocessor communication and a flash write-in data input combination terminal Z Z Z Z 9 SUBDO/SDO O P Main microprocessor communica
11、tion and a flash write-in data output combination terminal L * L L 10 SUBRDY O H The data ready output terminal for communication with a main microprocessor L * L L 11 NC O No use 12 PHOTO I H Photography mode 13 SSCBJ I L SSC rotary encoder pulse input terminal Z Z Z Z 14 SSCAJ I H SSC rotary encod
12、er pulse input terminal Z Z Z Z 15 IRMZ I L Remote control 1 (ZONE2) signal input terminal ActiveL Z Z Z Z 16 FAVORITE O FAVORITE Light Emitting Diode output terminal 17 STBYLED O STANDBY/RECEIVED output terminal 18 GND - - The GND terminal of a A/D converter - - - - 19-22 K3-K0 I A Main part key in
13、put terminal - - - - 23 Vss0 - - GND - - - - 24 +5V - - The power supply terminal of a A/D converter and +5V are impressed - - - - 25 Vdd0 - - + 5V power supply - - - - 26 SYSIN I L System bath input terminal Z Z Z Z 27 SYSOUT O L System bath output terminal H * L Z 28-54 P35-P9 O H Fluorescence dis
14、play pipe segment output terminal L * L L 55-58 P8-P5 - - Fluorescence display pipe segment output terminal - - - - 59 Vdd2 - - + 5V power supply - - - - 60 Vload - - The pull down resistance connection terminal of a FIP controller - - - - 61-64 P4-P1 - - Fluorescence display tube segment output ter
15、minal - - - - 65-80 16G-1G - - Fluorescence display tube output terminal MB-S1 MICROPROCESSOR TERMINAL DESCRIPTION Q7004: MPD70F3033AYGC-8EU PIN NO. FUNCTION I/O LOGIC DESCRIPTION 1 SO2 O uPD780232(FL TUBE) Synchronous serial output terminal 2 SCK2 I/O uPD780232(FL TUBE) Synchronous serial CLK termi
16、nal 3 RXD1 I RS-232C(PHAST) input terminal 4 TXD1 O RS-232C(PHAST) output terminal 5 WP/ACC O MBM29DL (flash ROM) write-protection / acceleration terminal 6 EVDD - An input-and-output port and positive power supply supply for combination functional terminals 7 EVSS - An input-and-output port and gra
17、nd potential for combination functional terminals 8 RY/BY I A MBM29DL (flash ROM) ready / busy terminal 9 MUTE O H Muting ON/OFF terminal 10 SUBMRST O L MB89580 (USB microcomputer) reset terminal (Up (S) 11 FLMRST O L uPD780232 (FL microcomputer) reset terminal (Up (S) 12 USBHRST O L uPD72012 (USB h
18、ub tip) reset terminal (Up (S) 13 USBD+ O H USB D+ control terminal (being high pull-up) 14-16 A13-A15 O Address bus 13-15 17 CIRON/OFF O H Circuit power supply ON/OFF 18 IC/VPP - Internal connection (it connects with VSS) 19-30 A1-A12 O Address bus 5-12, 1-4 31 RESET I System reset input 32,33 XT1,
19、XT2 I Oscillation connection for sub clocks 34 REGC - Regulator output stable capacity connection 35,36 X2,X1 I Oscillation connection for main clocks 37 VSS - Ground 38 VDD - Positive power supply terminal 39 CLKOUT O Internal system clock output 40 WRL O L The low rank data light strobe signal ter
20、minal of the 16 bit data bus of external 41 UBEN O L The higher rank byte enable signal output terminal of the 16 bit data bus of external 42 WRH O L The higher rank data light strobe signal terminal of the 16 bit data bus of external 43 RD O L The lead strobe signal terminal of the 16 bit data bus
21、of external 44 ASTB O The latch strobe signal output terminal of an external address bus 45 CDLED O H CD LED/Program WR Start 46 HDDLED O H HDD LED/Program WR Start 47-54 D0-D7 I/O Data bus 0-7 55 BVDD - A bus interface and the positive power supply terminal for combination ports 56 BVSS - A bus int
22、erface and the grand terminal for combination ports 57-64 D8-D15 I/O Data bus 8-15 65-70 A16-A21 I/O Address bus 16-21 71 AVDD - A A/D converter and the analog positive power supply supply terminal for combination ports 72 AVSS - A A/D converter and the grand terminal for combination ports 73 AVREF
23、- The standard voltage supply terminal for A/D converters 74 (intact) (Up (H) 75 PRVSW1 I Destination distinction switch 1 (temporary) 76 PRVSW2 I Destination distinction switch 2 (temporary) 77 SW1 I Model distinction switch (L:MB-S1 H:HDR -1) 78 SW2 I L General-purpose switch 2 (main program forci
24、ble download switch) 79 SW3 I L General-purpose switch 3 (for an external ROM/RAM check) 80-85 (intact) (Up (H) 86 NMI I The terminal for power failure detection (it will input, by the time it will fall completely, if voltage begins to fall) 87 FROMA0 O (intact) 88 D_MUTE O Digital output muting ter
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