Sony NW-S4 - Network Walkman, Service Manual

Page 1: ...RVICE MANUAL PORTABLE IC AUDIO PLAYER US Model SPECIFICATIONS NW S4 Ver 1 2 2001 07 9 873 071 13 Sony Corporation 2001G0500 1 Personal Audio Company C 2001 7 Shinagawa Tec Service Manual Production Group ...

Page 2: ...ter Proof J301 10 3 4 MAIN Board 10 3 5 SUB Board 11 4 DIAGRAMS 4 1 Block Diagram 13 4 2 Note for Printed Wiring Boards and Schematic Diagrams 14 4 3 Printed Wiring Board MAIN Board 15 4 4 Schematic Diagram MAIN Board 1 2 16 4 5 Schematic Diagram MAIN Board 2 2 17 4 6 Printed Wiring Boards SUB Board 18 4 7 Schematic Diagram SUB Board 19 4 8 IC Pin Function Description 21 5 EXPLODED VIEWS 5 1 Upper...

Page 3: ...vice Tool on the PC side 5 Be sure to replace the MAIN board if any part listed in Table 1 1 is faulty 6 The data in Table 1 2 have been written to the MAIN board 7 In repairing other than above parts repair as usual Table 1 1 Board name Ref No MAIN board IC601 IC602 IC603 IC901 Table 1 2 Board name Stored data MAIN board Music data Equalizer initial values CODEC programs and ID IK codes 1 3 Opera...

Page 4: ...cable Check that the block 1 of the following screen open and 1PC is displayed on the LCD of the set The block 1 will close if the set is disconnected again At this time a sine wave is outputted from the headphone Also the model name is displayed in the block 7 of the screen Note If the block 1 does not open the circuits in MAIN board will be faulty Audio signals are outputted from the reference s...

Page 5: ...t are displayed in the block 5 Check that the displayed values are same as listed in Table 1 3 Table 1 3 Condition Capacity 1 OFF Capacity 2 1 Capacity 3 2 Capacity 4 3 Voltage set value 1 00V 1 15V 1 25V 1 35V Converted value ref 320 368 400 432 3 LCD Test Clicking FULL full lit COL1 column 1 COL2 column 2 or OFF full off in block 8 results in all ON column 1 ON column 2 ON or all OFF of the LCD ...

Page 6: ...ersions will vary if updated Version 106 Flash memory size 64094208 6 Sub CPU Info Check The Sub CPU program version can be checked block qa The version at the shipment is as follows Versions will vary if updated Version 17 7 Key Check Click the block qs while pressing a key on the set and ON is displayed in the block associated with the pressed key so that the key operation can be checked 1 4 Req...

Page 7: ...g the enclosed OpenMG Jukebox CD ROM Transferring copying a WMA file to your Network Walkman Network Walkman can only playback those WMA files that are listed in the Available File Formats in the Options dialog box on Windows Media Player 7 and are of 64 to 160 kbps Notes If you check Enable Personal Rights Management on the CD Audio tab in the Options dialog box when recording a CD using Windows ...

Page 8: ...SS MODE buttons pages 11 12 13 Parts and controls 6 Battery compartment page 7 7 Strap holder 8 HOLD switch page 14 9 Headphones jack page 10 0 AVLS switch page 14 qa USB connector page 9 Refer to the page numbers indicated in parentheses for details SECTION 2 GENERAL This section is extracted from instruction manual ...

Page 9: ...Set Lower case assy Note Follow the disassembly procedure in the numerical order given 3 2 LOWER CASE ASSY 2 lock knob battery lid Note This set is a drip proof type Make it sure that no gaps on the exterior of the set or no looseness of screws exsist after repairing and re assembling the set Check it again before shipping 1 two screws 1 7 6 1 two screws 1 7 6 3 lower case assy ...

Page 10: ...IN BOARD 6 retainer jack 5 screw 1 7 2 5 3 two screws 1 7 2 5 4 jack flexible module 7 jack small type waterproof J301 2 P cover assy 1 5 MAIN board 1 Remove the solder of battery terminal 2 Remove the solder of battery terminal 4 connector CN802 3 SUB board upper case assy ...

Page 11: ...NW S4 11 3 5 SUB BOARD 7 SUB board 1 bracket retainer 4 connection conductive board 3 BL unit 2 liquid crystal display panel 6 LCD fitting plate 5 KEY flexible print board 5 MODE flexible module ...

Page 12: ...NW S4 12 MEMO ...

Page 13: ... CLE ALE R B HD4 HD0 HD2 HD1 BDR0 IOSTRB BFSX2 BCLKX2 BDR2 BDX2 INT2 INT3 BCLKR1 A0 A7 D0 D7 DIGITAL SIGNAL PROCESSOR IC601 INT1 IS A15 R W RS HD3 X1 X2 CLKIN EEPROM IC603 CS WP SI SO SCK IRQ1 AN0 WKP7 P37 P32 X2 X1 OSC2 OSC1 P90 COM2 COM1 WKP5 WKP0 CPU IC801 IRQ0 P33 RES RXD D A CONVERTER IC302 B TXD SCK P36 SEG9 SEG22 SEG1 SEG15 X601 16 9344MHz LCD BACK LIGHT D803 805 S801 806 S808 V1 B X802 8MH...

Page 14: ...ied indicates tolerance f internal component C panel designation A B Line Power voltage is dc 1 5V and fed with regulated dc power supply from battery terminal Voltages and waveforms are dc with respect to ground in playback mode no mark PLAYBACK Impossible to measure Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms a...

Page 15: ...R813 R814 R826 R827 R901 R902 R903 R904 R905 R906 R831 R604 R907 R908 R909 R910 R911 X901 D901 D902 L401 X601 IC601 NOT SUPPLIED THP401 C604 C818 C819 C416 C415 C413 C412 C411 C409 C423 C816 C903 C815 C812 C811 C804 C802 C620 C618 C608 C605 C801 D402 D405 IC401 IC404 IC402 IC403 IC801 Q403 Q401 VDR805 R410 R411 R412 R414 R415 R416 R420 R423 R424 R426 R435 R406 R404 R403 R402 R417 R418 R431 R419 R4...

Page 16: ...NW S4 16 16 4 4 SCHEMATIC DIAGRAM MAIN Board 1 2 See page 14 for Waveforms See page 20 for IC Block Diagrams Page 17 ...

Page 17: ...NW S4 17 17 4 5 SCHEMATIC DIAGRAM MAIN Board 2 2 See page 14 for Waveforms See page 20 for IC Block Diagrams Page 16 Page 19 ...

Page 18: ...LAY SUB BOARD CONDUCTOR SIDE KEY FLEXIBLE BOARD JACK FLEXIBLE MODULE A MAIN BOARD CN801 S805 S805 S806 S801 S802 1 2 3 4 5 CN807 11 1 678 604 VOL MODE S806 S801 S802 MEGA BASS J301 HEAD PHONE i 9 8 7 6 5 4 3 2 1 CN602 AVLS S807 SHIFT S803 HOLD S808 NORM LIMIT HOLD OFF 11 11 1 681 434 1 2 CN806 B2 E B1 C2 C1 C1 B C2 E1 E2 S S D D D D G G S G S G D803 805 LCD BACK LIGHT Nx MODE FLEXIBLE MODULE A B C...

Page 19: ...NW S4 19 19 4 7 SCHEMATIC DIAGRAM SUB Board See page 14 for Waveforms See page 20 for IC Block Diagram Page 17 ...

Page 20: ...OL AND DRIVER LOGIC CHIP SUPPLY FB REF SLOPE COMPENSATION FB REF 40mV OVERVOLTAGE COMPARATOR PWM ON SIGNAL SYNC CELL RAMP GEN REFERENCE VOLTAGE PWM PGND LX SHDN SYNC PWM LIM 10 9 8 7 6 0 1X SENS FET 0 1X SENS FET 5mA 2N PFM ADJ IN PWM PFM CURRENT COMPARATOR LIM COMPARATOR NEGLIM COMPARATOR 12mV 120mV PWM COMPARATOR REF ON PFM COMPARATOR IN BP GND REF FB 1 2 3 4 5 P N IC Block Diagrams MAIN Board I...

Page 21: ...strobe signal output to the 2 to 4 decoder IC604 26 MSC O Microstate complete signal output terminal Not used open 27 XF O External flag signal output terminal Not used open 28 HOLDA O Hold acknowledge signal output terminal Not used open 29 IAQ O Instruction acquisition signal output terminal Not used open 30 HOLD I Hold signal input terminal Not used fixed at H 31 BIO I Branch control signal inp...

Page 22: ...CVSS Ground terminal 71 BCLKX1 O Serial clock signal output to the D A converter IC302 72 DVSS Ground terminal 73 BFSX1 O Serial data receive signal output terminal Not used fixed at H 74 BDX1 O Serial data transmit signal output terminal Not used open 75 DVDD Power supply terminal 3 2V 76 DVSS Ground terminal 77 CLKMD1 I Clock mode signal output terminal Not used fixed at L 78 CLKMD2 I Clock mode...

Page 23: ...ot used open 120 HD4 O Chip select signal output to the flash ROM IC602 121 to 123 D13 to D15 I O Two way data bus Not used open 124 HD5 O Audio system power ON OFF control signal output terminal H ON 125 CVDD Power supply terminal 1 5V 126 CVSS Ground terminal 127 HDS1 I Data signal input terminal Not used fixed at H 128 DVSS Ground terminal 129 HDS2 I Data signal input terminal Not used fixed at...

Page 24: ...quid crystal display connected to pin qk V2 20 21 COM4 COM3 O Common signal output to the liquid crystal display Not used open 22 23 COM2 COM1 O Common signal output to the liquid crystal display LCD901 24 25 SEG25 SEG24 O Segment signal output to the liquid crystal display Not used open 26 to 40 SEG23 to SEG9 O Segment signal output to the liquid crystal display LCD901 41 WKP7 I USB connection de...

Page 25: ...t NOTE XX and X mean standardized parts so they may have some difference from the original one Color Indication of Appearance Parts Example KNOB BALANCE WHITE RED Parts Color Cabinet s Color Ref No Part No Description Remark Ref No Part No Description Remark 7 1 2 3 5 6 4 8 4 5 1 X 4622 904 1 P COVER ASSY 2 4 647 023 01 WINDOW LCD INDICATION 3 X 4622 760 1 CASE ASSY UPPER 4 3 231 262 01 SCREW 1 7X...

Page 26: ... CONDUCTIVE BOARD CONNECTION 55 1 786 057 11 SHEET KEY DIAPHRAGM 56 4 650 168 01 SHEET LCD2 57 A 3021 451 A SUB BOARD COMPLETE 61 1 476 367 11 MODE FLEXIBLE MODULE 62 A 3021 450 A MAIN BOARD COMPLETE 63 1 476 366 11 JACK FLEXIBLE MODULE 70 1 678 604 11 KEY FLEXIBLE BOARD 72 3 563 123 01 SPACER 73 4 651 514 11 SPACER SHIFT 74 4 977 041 01 SHEET MAIN J301 1 778 224 21 JACK SMALL TYPE WATERPROOF LCD9...

Page 27: ...m resistor F nonflammable Items marked are not stocked since they are seldom required for routine service Some delay should be anticipated when order ing these items SEMICONDUCTORS In each case u µ for example uA µA uPA µPA uPB µPB uPC µPC uPD µPD CAPACITORS uF µF COILS uH µH When indicating parts by reference number please include the board C605 1 125 777 11 CERAMIC CHIP 0 1uF 10 10V C606 1 125 7...

Page 28: ...HIP 1 2K 5 1 16W R430 1 218 980 11 RES CHIP 180K 5 1 16W R431 1 218 990 11 SHORT 0 R435 1 218 977 11 RES CHIP 100K 5 1 16W R436 1 218 977 11 RES CHIP 100K 5 1 16W R601 1 218 965 11 RES CHIP 10K 5 1 16W R602 1 218 965 11 RES CHIP 10K 5 1 16W R603 1 218 990 11 SHORT 0 R604 1 218 965 11 RES CHIP 10K 5 1 16W R605 1 218 985 11 RES CHIP 470K 5 1 16W R607 1 218 953 11 RES CHIP 1K 5 1 16W R609 1 218 965 1...

Page 29: ...T D806 8 719 056 59 DIODE MAZS120008SO D807 8 719 056 59 DIODE MAZS120008SO D808 8 719 056 59 DIODE MAZS120008SO D809 8 719 056 59 DIODE MAZS120008SO D810 8 719 056 59 DIODE MAZS120008SO D811 8 719 056 59 DIODE MAZS120008SO D812 8 719 056 59 DIODE MAZS120008SO D813 8 719 056 59 DIODE MAZS120008SO FERRITE BEAD FB301 1 469 229 22 FERRITE BEAD FB302 1 469 230 21 FERRITE BEAD IC IC301 8 759 656 53 IC ...

Page 30: ...S 54 1 694 653 11 CONDUCTIVE BOARD CONNECTION LCD901 1 804 392 11 DISPLAY PANEL LIQUID CRYSTAL ACCESSORIES PACKING MATERIALS 1 792 297 12 CABLE CONNECTION USB 3 228 138 11 SOFT CD ROM APPLICATION 3 231 119 11 MANUAL INSTRUCTION ENGLISH 4 650 250 01 BAND ARM 8 953 800 90 HEADPHONE MDR A030LP ...

Page 31: ...31 NW S4 MEMO ...

Page 32: ...ion at the upper right on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 2 2001 07 Changing of parts supply classification for UPPER CASE ASSY LOWER CASE ASSY SPM 01023 1 1 2001 04 Ref No 25 O RING DIA 10 is changed to not supplied SPM 01012 1 0 2001 03 New ...