Kenwood-MRH1-eh-sm 电路图 维修手册.pdf
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1、ENTERTAINMENT HUB MR-H1 SERVICE MANUAL 2002-01 PRINTED IN KOREA B51-5781-00 (K/K) In compliance with Federal Regulations, following are repro- duction of labels on, or inside the product relating to laser product safety. KENWOOD-Corp. certifies this equipment conforms to DHHS Regulations No.21 CFR 1
2、040. 10, Chapter 1, subchapter J. DANGER : Laser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM. Caution : No connection of ground line if disassemble the unit. Please connect the ground line on rear panel, PCBs, Chassis and some others. Panel (A60-2187-08) Front glass (B1
3、0-3804-08) Optical in (W02-2903-08) Case (A01-3845-08) Sub panel (A22-1870-08) Phono jack (E63-1238-08)x2 RC-232C jack (E58-0048-08) Telephone jack (E58-0049-08) AC power cord (E30-7243-08) Coaxial jack (E63-1235-08) Optical out (W02-2902-08) S-video jack (E63-1237-08)x2 Phono jack (E63-1239-08) USB
4、, rear jack (E58-0047-08) Phone jack (E11-0950-08) Phono jack (E63-1236-08) RadioFans.CN 收音机爱 好者资料库 1 mono mini jack cable (E30-7248-08) 1 RS232C cable (E30-7247-08) 1 telephone cable (E30-7244-08) 1 S-Video cable (E30-7246-08) 2 digital optical cables (B19-1635-08) batteries 2 stereo audio cables (
5、E30-7245-08) Remote control (A70-1562-08) MR-H1 2 CONTENTS / ACCESSORIES CONTENTS / ACCESSORIES . 2 SCHEMATIC DIAGRAM . 3 EXPLODED VIEW .5 PARTS LIST.7 SPECIFICATIONS .Back cover Contents Accessories Note: This manual has only simple schematic diagram, exploded view and parts list. Schematic is avai
6、lable for repairing parts, front usb, both sides button boards. Parts list and exploded view is available for our stock parts. Please contact KENWOOD SERVICE if you want to get a technical information on this model. RadioFans.CN 收音机爱 好者资料库 ACEBD 2 1 3 5 7 4 6 DATA- 8 7 GND DATA+ 6 5 VCC 1 4 2 3 DATA
7、+ GND DATA- VCC 1 2 3 4 5 +5V GND USB OC4 USB D4- USB D4+ EBI A(31) EBI BUF OE USB CS PAL EBI WBE0 USB INT HST BUS RST CLK 48MHz USB USB DIR USB 1MS USB SEND I2C VIDEO SDA SYS RST I2C VIDEO SCL MEM SD1 D(0-15) MEM SD1 A(0-13) MEM SD1 DQMH MEM SD1 DQML MEM SD1 CAS MEM SD1 WE MEM SD1 CS0 MEM SD1 CLK M
8、EM SD1 D(0-15) MEM SD1 A(0-13) MEM SD1 DQML MEM SD1 DQMH MEM SD1 CAS MEM SD1 WE MEM SD1 CLK MEM SD1 CS0 MEM SD1 RASMEM SD1 RAS MEM SD0 CLKMEM SD0 CLK MEM SD0 D(0-15)MEM SD0 D(0-15) MEM SD0 A(0-13)MEM SD0 A(0-13) AV IBM ENCODERAV IBM ENCODER AV IBM ENCODERAV IBM ENCODER AV IBM ENCODERAV IBM ENCODER C
9、OMP U COMP Y COMP VCOMP V COMP Y COMP U AV IBM ENCODER CENCODER C AV IBM ENCODER YENCODER Y AV IBMAV IBM ENCODER CVBSENCODER CVBS AV IBMAV IBM SEL A/BSEL A/B VDEO SWITCHVIDEO SWITCH VIDEO SWITCH OEVIDEO SWITCH OE SWITCH SEL A/BSWITCH SEL A/B ZONEB VIDEOZONEB VIDEO SYS RST EBI D(0-15) MUX3 BIT2MUX3 B
10、IT2 MUX3 BIT3MUX3 BIT3 MUX3 BIT4MUX3 BIT4 MUX3 BIT5MUX3 BIT5 MUX3 BIT6MUX3 BIT6 IBM GPIO13 RW HALT RW TMS RW TDI IBM GPIO13 RW HALT RW TMS RW TDI RW TDORW TDO SP1 DTR ST0 TXD SP0 DTR SP1 DSR SP1 DSR SP0 DTR ST0 TXD SP1 DTR SP0 DSR SP0 DSR SP1 RTS ST1 TXD SP0 RTS EBI D(0-7) SYS RST SP1 CTS SP1 RXD SP
11、0 RXD SP0 CTS SP0 DSR SP1 DTR ST0 TXD SP0 DTR SP1 DSR SP1 CTS SP1 RXD SP0 CTS SP1 RTS SP0 RTS ST1 TXD SP0 RXD MDM USB CSMDM USB CS SW TIDSP RSTSW TIDSP RST EBI D(0-15) EBI BUF D(0-15) TIDSP RSTTIDSP RST EBI A(15) EBI A(13-30) EBI OEEBI OE EBI R/WEBI R/W EBI WBE0 EBI A(8-31) EBI OE EBI WBE0 EBI R/W E
12、BI A(16) EBI A(31) PWRGOOD CLK SYS 54MHz HPNA CS CLK SYS 54MHz HPNA CS 54MHz CLK SYS HPNA CS EBI BUF D(0-15) EBI BUF D(0-7) BFLASH CS BFLASH CS BFLASH CS BFLASH CS HST BUS HST BUS RST HST BUS RST USB CS PAL MDM CS PAL MDM CS EBI BUF EBI BUF OE EBI BUF OE MAIN RST CLK 20MHz PIC SYSCLK CLK 27MHz SYSCL
13、K CLK SYS CLK 11.2896MHz AUDIO CLK 54MHz CLK 54MHz ETHER ETHER CLK 48MHz USB IDE RST SYS RST SYS RST SYS RST EBI D(0-15) SPDIF INT HPNA INT HPNA INT ETHER INT ETHER CS ETHER INT ETHER CS EBI R/W EBI OE EBI WBE0 EBI WBE0 EBI WBE0 EBI READY EBI A(29-31) MHV RAC CONN MHV TAC CONN LINE2 RING LINE2 TIP M
14、DM INT MDM INT LINE2 TIP LINE2 RING MHV TAC CONN MHV RAC CONN EBI A(11-31) ADC REG R ADC REG L USB INT USB SEND USB 1MS USB DIR EBI A(8-31) +3.3V +3.3V +3.3V +3.3V PAL OE RST +12V -12V +5V +12V -12V CLK 27MHz+3.3V +5V +3.3V +5V -12V +12V +3.3V +2.5V +5V +3.3V +3.3V +3.3V PS OE PAL OE PAL 3.3V +3.3V
15、+5V +2.5V +5V +3.3V 4 USB D4- USB D4+ 5 USB OC4 31 +5V GND 2 F1 470K R1 560K R2 1000P C2 150u C1 + GND DATA+ DATA- VCC MNT2 MNT1 600 FB1 600 FB2 68P C4 47P C5 1 C3 1 C6 EBI BUF D(0-7) +3.3V +5V +5V J26 USB CONNECTORS PANEL BACK TOP BOT J34 J2 USB INTERFACE J1 SL11H USB SUBSYSTEM IBM VESTA SDRAM 2 BA
16、NKS DUAL ZONE VIDEO VIDEO INPUT/OUTPUT INPUT/OUTPUT VESTA SERIAL PORTS CONFIG CLOCKS POWER & RESET BUFFER SMARTSCM/56MEMORY V. 90 MODEMFLASH HEADERS DEBUG MEMORY FIDUCIALS, SPARE GATES MOUNTING HOLES, BOARD USB CAUTION: For continued safety, replace safety critical components only with manufacturers
17、 recommended parts (refer to parts list). indicates safety critical components. For continued protection against risk of fire, replace only with same type and rating fuse(s). To reduce the risk of electric shock, leakage-current or resistance measurements shall be carried out (exposed parts are acce
18、ptably insulated from the supply circuit) before the appliance is returned to the customer. RadioFans.CN 收音机爱 好者资料库 FGIHJ 2 1 3 5 7 4 6 1 2 3 4 5 6 7 8 9 10 11 12 13 14 PB ROW1 IN PB ROW2 IN PB COL1 CONN PB COL2 CONN PB COL3 CONN PB ROW3 IN PWR LED MUSIC PWR LED RADIO PWR LED SPARE2 PWR LED STANDBY
19、1 2 3 4 5 6 7 8 9 10 11 12 13 14 PB ROW1 IN PB ROW2 IN PB COL6 CONN PB COL7 CONN PB COL8 CONN PB ROW3 IN PWR LED SPARE1 PWR LED CLIP PWR LED HDD REC PWR LED CDR REC 1 2 3 4 5 GND VFD PWR VFD DISP SI/SO CONN DISP STB CONN DISP SCK CONN 4 3 2 5 1 SHELL S1S2S3 1234 20MHz PIC PS PIC INT MAIN RST SYS RST
20、 ADC OVFL CLK PWRGOOD MEM SD1 DQMH MEM SD1 CAS MEM SD1 WE MEM SD1 CS0 MEM SD1 CLK MEM SD1 DQMH MEM SD1 CAS MEM SD1 WE MEM SD1 CLK MEM SD1 CS0 MEM SD1 RASMEM SD1 RAS MEM SD0 CLKMEM SD0 CLK MEM SD0 WEMEM SD0 WE MEM SD0 CASMEM SD0 CAS MEM SD0 RAS MEM SD0 CS0 MEM SD0 RAS MEM SD0 CS0 MEM SD0 CS1MEM SD0 C
21、S1 MEM SD1 CS1MEM SD1 CS1 MEM SD0 DQMH MEM SD0 DQML MEM SD0 DQMH MEM SD0 DQML SCP CLK SCP DATA OUT SCP DATA IN ADC OVFL PIC INT ADC LRCLK 3VADC LRCLK 3V ADC SCLK 3V TIDSPADC SCLK 3V TIDSP ADC SDATA 3V TIDSPADC SDATA 3V TIDSP SPDIF IN SDATA TIDSP TIDSP OUT SDATA SPDIF IN SDATA TIDSP TIDSP OUT SDATA T
22、IDSP READY CLK 11.2896MHz DSP TIDSP READY CLK 11.2896MHz DSP HOST TO TIDSP INT TIDSP CS TIDSP INT HOST TO TIDSP INT TIDSP INT SW TIDSP CS TIDSP CS TIDSP RST EBI D(0-15) EBI A(13-30) EBI OE EBI R/W EBI WBE0 EBI A(8-31) EBI WBE0 I2C VIDEO SCL I2C VIDEO SDA I2C VIDEO SDA I2C VIDEO SCL MAIN CLK SYS HPNA
23、 CS EBI BUF D(0-7) EBI BUF D(0-15) ADC REG L OE PAL ADC REG R OE PAL IDE RST SYS RST SPDIF INT HPNA INT EBI R/W EBI OE EBI WBE0 EBI READYEBI READY EBI READY LINE2 TIP LINE2 RING MHV TAC CONN MHV RAC CONN EBI A(20-30) HPNA RST HPNA RST EBI A(8) EBI D(0-15) EBI A(14) EBI A(15) EBI A(28-30) EBI DREQ3 I
24、DE INT IDE CS1 EBI DACK3 IDE CS0 EBI DREQ3 IDE INT IDE CS1 EBI DACK3 IDE CS0 EBI BUF D(8-15) HST BUS RST SPDIF IBM AUDIO RST I2C AUDIO SDA I2C AUDIO SCL ADC DEM1 SDATA MUX0 SDATA MUX1 ADC DEM0 ADC OVFL ATT DATA ATT CLK ATT LOAD SHIFT ATT DATA ATT LOAD SHIFT ATT CLK SDATA MUX0 SDATA MUX1 ADC DEM0 I2C
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