Sony Walkman NW-MS6, Service Manual

Page 1: ...amic range More than 85dB excluding 66 kbps Operating temperature 5 C to 35 C 41 F to 95 F Power source DC IN 1 2V rechargeable Ni Cd battery NC 6WM Power for USB supplies from the computer through supplied USB cable Battery life Approx 4 hours continuous playback Dimensions approx 36 81 4 14 1 mm 1 7 16 3 1 4 9 16 inches w h d projecting parts not included Mass approx 67g 2 4 oz includes Memory S...

Page 2: ...rds may not come printed with the lead free mark due to their particular size LEAD FREE MARK Unleaded solder has the following characteristics Unleaded solder melts at a temperature about 40 C higher than ordinary solder Ordinary soldering irons can be used but the iron tip has to be applied to the solder joint for a slightly longer time Soldering irons using a temperature regulator should be set ...

Page 3: ...Writing Destination Replacement of MBM29LV400BC 90PBT IC5000 HY62UF16201ALLF IC5600 CXD9534BGG IC7001 and CXD1859GA IC8000 used in this set requires a special tool To check the operation when the MAIN board and SUB board are removed check it after connecting CN100 on the MAIN board and CN200 on the SUB board with the servicing jig relay board between the MAIN board and SUB board as shown below SEC...

Page 4: ...rear 6i Headphones earphones jack page 11 7Hole for attaching the strap The strap is not supplied 8HOLD switch page 16 9MEGA BASS AVLS button page 14 0VOLUME buttons page 11 16 qaDedicated USB jack page 9 qsMENU button page 13 16 22 qdDISPLAY button page 12 15 Display 1Text graphic information display page 15 2Playback mode indication page 13 3AVLS indication page 14 4MEGA BASS indication page 14 ...

Page 5: ...rocedure in the numerical order given 3 2 CASE BLOCK ASSY Set 3 2 Case block assy 3 3 Case 3 4 Guide LED 3 5 Chassis main assy 3 7 Console assy 3 6 Console unit Sub board Main board 3 8 Console board 1 tapping screw M1 4 3 5 3 Remove the strap shaft assy rotating in the direction of arrow A 2 tapping screw M1 4 3 5 4 case block assy A ...

Page 6: ... flexible board from the case Note Take care not to break the console flexible board when taking it off 1 Inclining the console unit in the direction of arrow remove the switch from the knob hold console unit knob hold knob hold switch console unit ...

Page 7: ...w M1 4 3 5 qs board section qd chassis main assy 4 guide eject lid section 9 Open the battery case lid assy in the direction of arrow A 1 Peel off the switch flexible board 2 lid eject assy A 3 label 2 tapping screw M1 4 3 5 4 screw M1 4 6 cover side 5 two claws 7 Remove the guide LED in the direction of arrow B 1 Open the lid PC in the direction of arrow A A B ...

Page 8: ...ard 3 console flexible board CN300 5 SUB board 2 3 Remove the CONSOLE board in the direction of arrow A Note Make it sure to use the new adhesive sheet LCD 1 when the console assy is installed 1 Raise up three claws in the direction of arrow 2 three claws 4 chassis LCD adhesive sheet LCD 1 5 console assy A ...

Page 9: ...NW MS6 9 3 8 CONSOLE BOARD 1 window LCD 2 button play 3 CONSOLE board ...

Page 10: ...ethods of releasing the test mode In case of enter the test mode with the method 1 Turn off the power and open the solder bridge on the short lands SL0120 on the MAIN board In case of enter the test mode with the method 2 Turn off the power R6901 R6902 C8004 C8509 R6903 R5001 R5003 C8008 R6018 R6027 R6028 R6035 R6037 C8016 C8014 C R5002 R9015 C9007 R8103 R9019 R8102 R8607 R8104 R8608 R8105 R8110 C...

Page 11: ...ion are displayed as follows Every time the DISPLAY key is pressed the display changes as version and destination t LCD all lit t LCD all off t version and destination Also pressing the VOLUME key changes the mode to writing destination and if pressing the VOLUME key the unit goes into the sleep mode Enter the test mode 1 ROM RAM Self check 2 Display of version and destination 3 Writing destinatio...

Page 12: ...PLAY key to fix Then the LCD display changes from blinking to being on Also at the same time checking destination written on the EEPROM is performed and when the result is OK the LCD back light turns on and if not starts blinking JP Japanese model EU AEP UK E Hong Kong Korean Chinese models US US model X French model 4 Checking the Rated Voltage Note Before entering this mode check that the input ...

Page 13: ...played and the LCD back light blinks Press the MENU key to go back to 2 Display of Version and Destination 8 Sleep Mode Checking Consumed Electric Current When the VOLUME key is pressed at 2 Display of Version and Destination the unit goes into sleep mode Once entering this mode the LCD turns off and the unit goes into the sleep standby status After being into the sleep status check that consumed ...

Page 14: ...14 NW MS6 MEMO ...

Page 15: ... BUS DATA BUS ADDRESS BUS ADDRESS BUS MS PWR A1 A15 A1 A18 SAM INT WAKE2 PCMO BCK LRCK FS256 CLOCK DIVIDER LPF BEEP SERIAL INPUT INTERFACE 8X INTERPOLATOR DE EMPHASIS CONTROL POWER AMP BASS BOOST MODULATOR D A CONVERTER IC3100 HEADPHONE AMP IC3200 DEM XPD SDATA BICK LRCK MCLK V OUTL REFERENCE VOLTAGE SWITCH Q3301 BASS BOOST CONTROL Q3302 IN B R CH R CH J3301 R CH OUTB BEEP OUTB VREF IN BST SW LPF2...

Page 16: ...LAY VOLUME S2203 S2204 S2005 S7001 S7002 WAKE3 VBUS INT BATT MONI SWITCHING IC7500 3 4 A VOLTAGE DETECT IC9002 DC DC CONVERTER IC9004 SWITCHING REGULATOR Q9005 BATTERY ON OFF CONTROL Q9004 STEP UP DC DC CONVERTER STEP UP PRE DRIVER CIRCUIT D9004 D9008 D9001 D9005 D9006 DP3 D9014 VBUS BATTERY ON OFF SWITCH Q9001 RECHARGEABLE BATTERY NH WM14 L9006 L9003 L9004 LG L2 L2 L1 L1 START UP SWITCHING REGULA...

Page 17: ...voltage and waveform of CSP chip size package cannot be measured because its lead layout is different form that of conventional IC Note on Schematic Diagram All capacitors are in µF unless otherwise noted pF µµF 50 WV or less are not indicated except for electrolytics and tantalums All resistors are in Ω and 1 4 W or less unless otherwise specified indicates tolerance A B Line Power voltage is dc ...

Page 18: ...0 ns DIV 5 IC9005 qs qh L2 2 V DIV 2 µs DIV 6 IC9005 wk es L1 2 V DIV 2 µs DIV 7 IC9005 th CLK 1 V DIV 2 µs DIV 9 Q9008 drain 2 V DIV 2 µs DIV 1 IC7001 zb XTO 500 mV DIV 20 ns DIV 2 8 Vp p 5 7 µs 3 5 Vp p 4 2 µs 5 8 Vp p 3 5 µs 8 Q9005 drain USB connection 2 V DIV 2 µs DIV SUB board 2 Vp p 22 8 µs 2 Vp p 352 ns 2 6 Vp p 89 ns qd IC3100 5 LRCK 1 V DIV 10 µs DIV qa IC3100 1 MCLK 1 V DIV 50 ns DIV qs...

Page 19: ... 87 3 2 115 112 111 116 103 100 97 94 91 85 86 5 6 4 82 84 83 9 8 7 79 80 81 12 11 10 76 77 78 15 14 13 73 75 74 18 17 16 70 71 72 20 21 19 67 68 69 24 23 22 66 65 64 25 26 27 34 37 40 43 46 49 52 61 62 63 29 28 32 35 38 41 45 47 50 53 55 59 60 30 31 33 36 39 42 44 48 51 54 56 57 58 1 9 17 25 33 41 2 10 18 26 34 42 3 11 19 27 35 43 4 12 20 28 36 44 5 13 21 29 37 45 6 14 22 30 38 46 7 15 23 31 39 4...

Page 20: ...NW MS6 20 20 5 5 SCHEMATIC DIAGRAM MAIN Section 1 4 See page 18 for Waveforms See page 27 for IC Block Diagram Page 22 Page 21 Page 23 Page 24 ...

Page 21: ...NW MS6 21 21 5 6 SCHEMATIC DIAGRAM MAIN Section 2 4 See page 27 for IC Block Diagrams Page 23 Page 20 Page 22 ...

Page 22: ...NW MS6 22 22 5 7 SCHEMATIC DIAGRAM MAIN Section 3 4 See page 18 for Waveform See page 28 for IC Block Diagrams Page 23 Page 21 Page 20 ...

Page 23: ...NW MS6 23 23 5 8 SCHEMATIC DIAGRAM MAIN Section 4 4 See page 18 for Waveforms See page 29 for IC Block Diagrams C9036 0 1 R9032 22k 33k 0 22 C9037 3300p R9033 1k Page 20 Page 21 Page 22 ...

Page 24: ...NW MS6 24 24 5 9 SCHEMATIC DIAGRAM SUB Section 1 2 Page 25 Page 20 ...

Page 25: ...NW MS6 25 25 5 10 SCHEMATIC DIAGRAM SUB Section 2 2 See page 18 for Waveforms See page 30 for IC Block Diagrams Page 24 ...

Page 26: ...3104 FB3101 C3321 C3204 C2501 Q2503 G D S Q2501 G D S Q2505 G D S Q2502 B C E Q2504 B C E B C E Q2506 Q3302 G D S C3301 C3303 C3305 C3313 C3311 C3317 C3308 IC3200 IC3100 9 16 6 1 8 1 13 18 19 24 12 7 SUB BOARD COMPONENT SIDE SUB BOARD CONDUCTOR SIDE 13 13 1 680 376 13 13 1 680 376 1 2 3 4 5 6 7 8 9 10 11 A B C D J3301 i MEGA BASS AVLS S2203 A MAIN BOARD CN100 CONSOLE UNIT 5 11 PRINTED WIRING BOARD...

Page 27: ... IC5000 MBM29LV400BC 90PBT SJDE1 4 37 WRITE CIRCUIT ERASE CIRCUIT RY BY BUFFER LOW VOLTAGE DETECT CIRCUIT WRITE ERASE PULSE TIMER ADDRESS LATCH X DECOCER Y DECOCER 4 194 304 CELL MATRIX Y GATE DATA LATCH I O BUFFER CONTROL CIRCUIT COMMAND REGISTER 38 39 40 24 23 22 21 41 42 43 20 19 18 44 45 46 47 48 4 5 1 2 3 11 12 8 7 6 9 10 36 35 34 33 32 31 30 29 28 27 26 25 17 STB STB CHIP ENABLE OUTPUT ENABL...

Page 28: ... I O13 I O12 I O3 A15 A16 A7 A6 A4 A1 I O1 A10 A13 A2 CE I O5 I O4 WE A11 NC I O0 I O2 VCC VSS I O6 I O7 NC 8 15 16 10 14 13 12 11 G A B Y0 Y1 Y2 Y3 9 6 7 4 5 2 3 1 G A B Y0 Y1 Y2 Y3 VCC 2G ENABLE 2Y0 2Y1 2Y2 2Y3 2A 2B 1Y0 1Y1 1Y2 1Y3 1A 1B GND 1G ENABLE SELECT DATA OUTPUTS SELECT DATA OUTPUTS IC6000 XC62GR3312MR 3 OUTPUT CONTROL REFERENCE VOLTAGE 4 1 2 5 CURRENT LIMIT VSS VIN CE NC VOUT IC6002 CX...

Page 29: ... PRE DRIVER STEP UP DC DC CONVERTER 41 40 39 38 37 36 35 34 33 32 VC VG VC VC VC VC VLG XRST INT 45 46 47 48 49 50 51 BANDGAP REFERENCE SYSTEM CONTROL 31 30 29 28 27 VG VB VC PWM START UP STEP UP PRE DRIVER VG VG VB VC 26 24 23 25 22 21 20 19 13 14 12 11 10 9 8 7 6 1 2 3 4 5 52 53 54 55 56 VB VC VG VG VB VC 18 17 16 15 FFCLR POWER SWITCH2 VSTB VC VB PGND2 PGND2 L2 VLGG VLGG1 VLGG GND VRMC VSTB VLG...

Page 30: ...VCMR AOUTR 9 VSS CKS 16 2 3 4 6 5 7 8 XPD BLCK DEM DIF1 DIF0 SDATA LRCK MCLK 1 LPF Σ MODULATOR Σ MODULATOR 8X INTERPOLATOR 8X INTERPOLATOR DE EMPHASIS CONTROL V REF MT SW BST SW BEEP 19 20 21 22 23 24 18 17 16 15 14 13 PW SW 12 11 10 8 7 BST1 9 BST2 6 5 4 3 2 1 BST AGC PW B PW A ADD MT TC VCC1 INB INA BEEP OUTB BEEP OUTA VCC2 OUTA PWR GND OUTB DET AGC IN BST OUT BST NF2 LPF2 BST NF1 LPF1 VREF VREF...

Page 31: ...D1859GA IC8000 L active 45 XWE O Write enable signal output to the flash memory IC5000 S RAM IC5600 and CXD1859GA IC8000 L active 46 XUB O Write enable signal output to the S RAM IC5600 upper byte L active 47 XLB O Write enable signal output to the S RAM IC5600 lower byte L active 48 XCS1 O Chip select signal output to the demultiplexer IC5800 49 XCS0 O Chip select signal output to the flash memor...

Page 32: ...output for access indicator LED6000 H LED on 90 LED ON O LED drive signal output terminal Not used open 91 EXTON O Not used open 92 EL ON O Power on off control signal output for the back light of liquid crystal display unit H back light on 93 CHGON O Not used open 94 USB XDACK O Not used open 95 USB XINT O Not used open 96 USB REG CE O Not used open 97 TSB I O Not used open 98 VSSCORE Ground term...

Page 33: ...8V for analog system 131 to 133 AD12 to AD10 I Not used fixed at L 134 VBUS MONI I USB power voltage monitor input terminal A D input Not used fixed at L 135 BATT MONI I Battery voltage monitor input terminal A D input Not used fixed at L 136 to 140 AD7 to AD3 I Not used fixed at L 141 KEY2 I Key input terminal A D input S2203 to S2205 S7001 S7002 MEGA BASS MENU DISPLAY VOLUME VOLUME keys input 14...

Page 34: ...rminal 1 8V 204 BCK O Bit clock signal output to the D A converter IC3100 205 LRCK O L R sampling clock signal output to the D A converter IC3100 206 VSSIO3 Ground terminal 207 DGSDI I Not used fixed at L 208 CDTI I Not used fixed at L 209 PCMI I Not used fixed at L 210 VDDIO3 Power supply terminal 1 8V 211 BUSPLU I Not used fixed at L 212 to 217 TEST0 to TEST5 I For test terminal Normally open 21...

Page 35: ...MSEL0D MSEL1D I O Not used open 242 243 MSEL1 MSEL0 I O Not used open 244 VSSIO1 Ground terminal 245 VDDIO1 Power supply terminal 2 8V 246 to 253 D15 to D8 I O Two way data bus with the flash memory IC5000 S RAM IC5600 and CXD1859GA IC8000 254 VSSIO1 Ground terminal 255 VDDIO1 Power supply terminal 2 8V 256 D7 I O Two way data bus with the flash memory IC5000 S RAM IC5600 and CXD1859GA IC8000 ...

Page 36: ... signal output to a memory stick 21 SCLK O Clock signal output to a memory stick 22 DIO I O Two way data bus with a memory stick 23 VDE1 Power supply terminal 2 8V 24 VDD1 Power supply terminal 1 8V 25 DP2 O USB communication on off control signal output H USB communication on 26 INS I Memory stick in out detection signal input L memory stick is inserted 27 VSS3 Ground terminal 28 UDP I O Two way ...

Page 37: ...ply terminal 1 8V 85 IRQ O Interrupt request signal output to the system controller IC7001 86 DREQ0 O USB DMA request signal output terminal Not used open 87 VSS10 Ground terminal 88 DACK0 I USB DMA acknowledge signal input terminal Not used open 89 TEST0 O For test terminal Normally open 90 TEST1 I For test terminal Normally open 91 SIOSI I Serial data input from the EEPROM IC6002 92 SIOSO O Seri...

Page 38: ...wer supply terminal 2 8V 114 115 MD1 MD2 I Mode setting terminal Fixed at H in this set 116 TRST I Not used fixed at L 117 VSS13 Ground terminal 118 CLKOUT O System clock signal output terminal Not used open 119 CLKSEL0 I Clock mode setting terminal Fixed at H in this set 120 CLKSEL1 I Clock mode setting terminal Fixed at L in this set ...

Page 39: ...SUB ADHESIVE 3 3 225 303 11 CASE 4 3 348 998 51 SCREW M1 4X3 5 TAPPING PAN 5 3 225 333 01 KNOB HOLD 6 X 3379 873 1 SHAFT ASSY STRAP 7 A 3323 646 A CONSOLE BOARD COMPLETE 8 3 225 330 01 LID BATTERY CASE 9 X 3379 871 1 TERMINAL ASSY BATTERY 10 4 963 883 21 SCREW M1 4 PRECISION PAN 11 3 225 704 01 PLATE FIXED 12 3 225 334 01 LID PC 13 3 225 326 01 COVER SIDE 14 3 225 325 01 SPRING EJECT TORSION 15 3 ...

Page 40: ...IN 53 A 3323 648 A SUB BOARD COMPLETE 54 3 226 544 01 SHEET CAPACITY INSULATING 55 3 226 543 01 SHEET H P INSULATING 56 A 3323 647 A MAIN BOARD COMPLETE 57 3 225 315 01 SHEET EJECT 58 3 348 998 51 SCREW M1 4X3 5 TAPPING PAN 59 3 485 343 11 CUSHION CABINET UPPER 10X7X0 3 60 1 680 378 11 SWITCH FLEXIBLE BOARD 61 3 227 510 01 SHEET INSULATING 62 3 225 319 01 TERMINAL BATTERY 63 3 228 745 02 SHEET ELE...

Page 41: ... C7502 1 128 639 11 CERAMIC CHIP 0 01uF 10V C7600 1 107 820 11 CERAMIC CHIP 0 1uF 16V C7700 1 107 820 11 CERAMIC CHIP 0 1uF 16V C7800 1 107 820 11 CERAMIC CHIP 0 1uF 16V C7801 1 125 837 11 CERAMIC CHIP 1uF 10 6 3V C8000 1 107 820 11 CERAMIC CHIP 0 1uF 16V C8001 1 107 820 11 CERAMIC CHIP 0 1uF 16V C8004 1 115 156 11 CERAMIC CHIP 1uF 10V C8006 1 164 846 11 CERAMIC CHIP 6PF 0 5PF 16V C8008 1 164 846 ...

Page 42: ...9 060 93 LED SML 311DTT86 ACCESS INDICATOR TRANSISTOR Q6000 8 729 928 81 TRANSISTOR DTC144EE TL Q6001 8 759 593 78 FET SI2305DS T1 Q6003 8 729 928 81 TRANSISTOR DTC144EE TL Q6004 8 729 928 27 TRANSISTOR DTA144EE TL Q6007 8 729 928 81 TRANSISTOR DTC144EE TL Q7502 8 729 037 52 TRANSISTOR 2SC4738F Y GR TPL3 Q7503 8 729 928 81 TRANSISTOR DTC144EE TL Q9001 8 729 049 15 FET CPH6403 TL Q9003 8 729 048 04...

Page 43: ...021 1 218 985 11 RES CHIP 470K 5 1 16W R9022 1 218 990 11 SHORT 0 R9023 1 218 971 11 RES CHIP 33K 5 1 16W R9025 1 218 965 11 RES CHIP 10K 5 1 16W R9026 1 218 965 11 RES CHIP 10K 5 1 16W R9030 1 218 977 11 RES CHIP 100K 5 1 16W R9031 1 218 977 11 RES CHIP 100K 5 1 16W R9032 1 218 969 11 RES CHIP 22K 5 1 16W R9033 1 218 953 11 RES CHIP 1K 5 1 16W R9502 1 218 965 11 RES CHIP 10K 5 1 16W VIBRATOR X100...

Page 44: ...6W R3104 1 218 961 11 RES CHIP 4 7K 5 1 16W R3105 1 218 961 11 RES CHIP 4 7K 5 1 16W R3201 1 218 963 11 RES CHIP 6 8K 5 1 16W R3202 1 218 967 11 RES CHIP 15K 5 1 16W R3203 1 208 635 11 RES CHIP 10 5 1 16W R3204 1 218 961 11 RES CHIP 4 7K 5 1 16W R3205 1 218 961 11 RES CHIP 4 7K 5 1 16W R3301 1 218 941 11 RES CHIP 100 5 1 16W R3303 1 218 969 11 RES CHIP 22K 5 1 16W R3304 1 220 802 11 RES CHIP 3 3 5...

Page 45: ...45 NW MS6 MEMO ...

Page 46: ...ORY Clicking the version allows you to jump to the revised page Also clicking the version at the upper right on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2001 06 New ...