Sony ICD-U70 Service Manual Download Page 29 | Manualshive

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3

3

ICD-U50/U60/U70

ICD-U50/U60/U70

BLOCK DIAGRAM

5

IC101

MIC AMP

IC701

SYSTEM CONTROLLER

MIC

901

J101

SP901

(SPEAKER)

Q102

MIC CONTROL

Q101, 103, 104

HP MUTE CONTROL

S701

CONTROL

KEY

S703–705

FUNCTION

KEY

D705

ON

DPC

S707

HOLD

S706

OFF

D704

D703

S702 (REC)

FUNCTION

KEY

ON

OFF

VDD

VCC

VDD

R

G

(REC)

(PLAY)

LCD

MODULE

BACK-
LIGHT

/CS

SCLK

SDA

A0

/RES

D702

VCC

GND

–DATA

+DATA

+2.1V

D501

VCC+2.8V

X701

4.096MHz

IC703

REAL TIME CLOCK

IC702

NAND FLASH MEMORY

IC504

DC-DC CONVERTER

IC501

BOOST CONVERTER

IC503

REG

IC502

REG

Q501

VOLTAGE

CONTROLLER

DRY BATTERY

SIZE "AAA"

(IEC DESIGNATION LR03)

1PCS 1.5V

IC505

LOW VOLTAGE

DETECTOR

Q502

VOLTAGE

CONTROLLER

IC506

HIGH VOLTAGE

DETECTOR

D504

D502

• Signal Path

: REC

: PB

i

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Summary of Contents for ICD-U70

Page 1: ...20 000 HZ Bit rates for MP3 files kbps MPEG Ver 1 Layer 3 32 40 48 56 64 80 96 112 128 160 192 224 256 320 MPEG Ver 2 Layer 3 MPEG Ver 2 5 Layer 3 8 16 24 32 40 48 56 64 80 96 112 128 144 160 Sampling frequencies for MP3 files kHz MPEG Ver 1 Layer 3 32 0 44 1 48 0 MPEG Ver 2 Layer 3 16 0 22 05 24 0 MPEG Ver 2 5 Layer 3 8 0 11 025 12 0 Speaker approx 10 mm 13 32 in dia Power output 35 mW when using...

Page 2: ...t Never reuse a disconnected chip component Notice that the minus side of a tantalum capacitor may be damaged by heat UNLEADED SOLDER Boards requiring use of unleaded solder are printed with the lead free mark LF indicating the solder contains no lead Caution Some printed circuit boards may not come printed with the lead free mark due to their particular size LEAD FREE MARK Unleaded solder has the...

Page 3: ... is activated during stop the display will be turned off too x Display Window Folder indicator A B C D E Message number REC recording indicator Recording time indication Remaining memory indicator Total number of messages in a folder Menu indication Counter Remaining time indication Recording date indication Current time indication Repeat play indicator Playback mode indicator Recording mode indic...

Page 4: ...below 2 3 MAIN BOARD KNOB JOG Page 5 2 7 BUTTON RS KNOB HOLD KNOB DPC Page 9 2 5 USB BOARD USB CONNECTOR Page 7 2 4 SPEAKER 1 0cm SP901 BATTERY LID CABINET REAR ASSY Page 6 2 6 JACK BOARD ELECTRET CONDENSER MICROPHONE MIC901 Page 8 2 2 CAP ASSY FRONT ASSY Page 4 SET 5 two claws 6 Remove the front assy in the direction of the arrow 3 tapping screw M1 4 6 2 Open the battery lid 1 cap assy 4 four cla...

Page 5: ...0 U60 U70 2 3 MAIN BOARD KNOB JOG 9 MAIN board 7 board to board connector 3 three tapping screws M1 4 8 4 tapping screw M1 4 3 5 6 1 Remove the two soldering points 2 Remove the five soldering points 8 knob JOG ...

Page 6: ...TTERY LID CABINET REAR ASSY cabinet rear 2 1 Remove the two soldering points q battery lid 9 battery terminal qa cabinet rear assy 8 window LED 3 tapping screw M1 4 3 4 holder speaker 5 insulating sheet XTAL 7 sheet speaker 6 speaker 1 0cm SP901 ...

Page 7: ...7 ICD U50 U60 U70 2 cover USB 3 holder USB 6 spacer USB 7 USB connector 5 USB board 1 tapping screw M1 4 3 4 Remove the two soldering points 2 5 USB BOARD USB CONNECTOR ...

Page 8: ...50 U60 U70 1 Remove the mic unit 2 Remove the jack 3 dowel 4 Remove the two soldering points 6 electret condenser microphone MIC901 5 holder mic 7 JACK board 2 6 JACK BOARD ELECTRET CONDENSER MICROPHONE MIC901 ...

Page 9: ...9 ICD U50 U60 U70 1 button RS 2 knob hold 4 two sheets hold 5 two sheets DPC 6 guard 3 knob DPC 2 7 BUTTON RS KNOB HOLD KNOB DPC ...

Page 10: ... R H L U70 VER 1 60 LCD BATTERY MEMORY INIT INITIALIZE INIT OK INIT NG BATTERY 1 500V LCD ALL LCD OFF 1 Model and version number screen when entering the test mode 2 LCD display screen Function select screen Function select screen STOP u All elements of LCD are turned ON All elements of LCD are turned OFF Screen display during operation Screen display during operation 3 BATTERY Battery voltage che...

Page 11: ...s the STOP key to return to the BATTERY screen 2 Press the key on the BATTERY screen to move to the next item MEMORY INIT or press the key to return to the previous item LCD display screen 4 MEMORY INIT Flash memory initialize screen 1 Press the NX key on the MEMORY INIT screen to start formatting and initialization of the NAND flash memory When formatting and initialization of the NAND flash memo...

Page 12: ...mpossible to measure Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal production toler ances Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal production toler ances Circled numbers refer to waveforms Signal path F PB L REC Note on Printed Wiring Boards Y parts extracted from the conductor side Pattern from the si...

Page 13: ...O13 34 EGPIO11 35 EGPIO7 16 RSTN 14 DCDCIN D702 24 BGPIO2 23 BGPIO1 17 18 BGPIO3 BGPIO0 19 21 BGPIO6 BGPIO4 38 52 DRDN BGPIO10 53 DWRN 9 17 ALE CE 16 10 NC7 CLE 7 8 RE R B 18 WE I O0 I O7 DGPIO7 DGPIO0 42 49 29 32 41 44 40 DGPIO9 VCC GND DATA DATA 29 CGPIO3 11 USBM 10 USBP 73 DGPIO15 41 DGPIO8 80 AGPIO10 81 AGPIO11 55 AGPIO3 5 XIN 6 XOUT 1 INT 6 SCL 5 SDA 9 CLOCK 2 1V D501 VDD 2 8V X701 4 096MHz I...

Page 14: ...D BLK MAIN BOARD CN703 Page 16 HOLD DPC OFF ON ON OFF MIC901 i 1 5 8 4 S D D G G S S S D D G G BLK RED D710 IC101 A 1 870 036 11 11 1 870 036 11 11 R167 R168 TP152 TP151 TP724 R119 R120 C119 R109 R108 R115 R116 R105 R106 C107 C104 C105 C103 LD101 FB101 FB102 TP103 TP102 TP104 TP156 TP723 S706 D702 J101 LD102 C102 C108 C115 C116 Q101 R104 C106 R101 C101 R103 R102 Q102 TP154 S707 R166 R165 LD152 LD1...

Page 15: ...TIC DIAGRAM JACK BOARD 0 0 0 2 8 0 1 3 0 1 1 3 0 2 8 0 2 8 0 0 no mark PLAY REC Impossible to measure i SPEAKER SP901 JACK BOARD MIC CONTROL HP MUTE CONTROL S HP MUTE CONTROL 24p D710 MIC901 TP152 TP151 TP154 A MAIN BOARD CN703 Page 17 EDZ TE61 3 6B ...

Page 16: ... 3 4 1 11 12 20 1 1 2 3 4 S G D RED RED BLK BLK GRY LD811 LD810 LD809 LD808 LD807 LD704 LD703 LD705 LD706 D709 LD804 LD803 LD802 LD801 LD806 LD805 FB701 C705 C717 C713 R751 R759 D703 D705 D704 D708 R705 IP504 D502 D504 FB702 D501 R753 C711 C712 R701 R703 R756 C716 CN701 R757 R702 R704 R505 C512 C513 Q501 LD701 LD702 LD502 C506 C507 C505 C503 L501 C501 C502 TP706 TP722 TP719 TP713 TP731 X701 S702 C...

Page 17: ... 2 8 2 8 2 8 2 8 2 8 2 8 2 8 2 8 2 8 2 8 2 8 0 0 2 7 2 7 2 8 0 2 8 1 5 2 1 1 5 1 5 0 2 8 1 5 1 5 1 5 1 5 2 8 0 5 1 5 2 0 2 6 2 8 0 2 6 2 1 IC702 K05SONY03 U50 K9F4G08UOM PCBOT U60 K9K8G08UOM PCBOT U70 MAX1797EUA TG069 LIQUID CRYSTAL DISPLAY DRY BATTERY SIZE AAA IEC DESIGNATION LR03 1PCS 1 5V TOTAL CURRENT PLAY 86mA REC 91mA PLAY FF 145mA PLAY FR 143mA STOP 1 3mA A JACK BOARD CN704 Page 15 u VOL VO...

Page 18: ... DCDCOUT O LCD backlight LED drive Pull up 16 RSTN I O External reset signal input and output 17 BGPIO0 O Chip enable signal output for NAND Flash Memory pull up terminal 18 BGPIO3 O Address latch enable signal output for NAND Flash Memory 19 BGPIO4 O Command latch enable signal output for NAND Flash Memory 20 BGPIO5 O Not used 21 BGPIO6 O Chip enable signal output for NAND Flash Memory Not used 2...

Page 19: ...e select signal input Pull down 71 TDI I JTAG data input Pull down 72 TDO O JTAG data output Pull up 73 DGPIO15 I USB resume detection signal input 74 DGPIO14 I WAKE UP interrupt input 75 DGPIO13 I HOLD switch signal input 76 DGPIO12 I DPC switch signal input 77 DGPIO11 I Headphones detect signal input 78 AGPIO0 I Pull down 79 AGPIO2 I Pull down 80 AGPIO10 O I2C clock input for RTC control 81 AGPI...

Page 20: ...20 ICD U50 U60 U70 Pin No Pin Name I O Description 97 HSSPOUTS O Headphones R signal output 98 VCCPA Power supply for amplifier 99 SPOUTN O Speaker output 100 GNDPA Ground terminal for power amplifier ...

Page 21: ... ordering these items Ref No Part No Description Remark 1 2 671 980 01 INSULATING SHEET XTAL 2 2 667 105 01 SHEET SPEAKER 3 3 254 135 01 SCREW B1 4 4 A 1174 556 A CAP ASSY SILVER U70 UK KR 4 A 1177 508 A CAP ASSY WHITE U60 4 A 1177 532 A CAP ASSY NAVY U70 US AEP E CND CH 4 A 1177 539 A CAP ASSY AQUA U50 5 3 254 137 01 SCREW 1 4 6 A 1174 553 A FRONT ASSY SILVER U70 UK KR 6 A 1177 505 A FRONT ASSY W...

Page 22: ...541 A MAIN BOARD COMPLETE U50 58 2 667 081 01 BUTTON RS SILVER U50 U60 U70 UK KR 58 2 667 081 11 BUTTON RS BLACK U70 US AEP E CND CH not supplied MIC901 SP901 54 56 55 53 57 59 58 61 63 51 62 60 65 53 52 64 59 2 667 083 01 KNOB HOLD SILVER U50 U60 U70 KR 59 2 667 083 11 KNOB HOLD BLACK U70 US AEP E CND CH 60 2 667 084 01 KNOB DPC SILVER U50 U60 U70 UK KR 60 2 667 084 11 KNOB DPC BLACK U70 US AEP E...

Page 23: ...OR Q101 6 550 747 01 TRANSISTOR 3LP01S K TL E Q102 6 550 746 01 TRANSISTOR 3LN01S K TL E Q103 8 729 055 88 TRANSISTOR MCH3406 TL E Q104 8 729 055 88 TRANSISTOR MCH3406 TL E RESISTOR R101 1 218 990 81 SHORT CHIP 0 R102 1 218 961 11 RES CHIP 4 7K 5 1 16W R103 1 218 941 81 RES CHIP 100 5 1 16W R104 1 218 981 11 RES CHIP 220K 5 1 16W R105 1 218 990 81 SHORT CHIP 0 R106 1 218 977 11 RES CHIP 100K 5 1 1...

Page 24: ...4G08U0M PCB0T U60 IC702 6 709 286 01 IC K9K8G08U0M PCB0T U70 IC703 6 709 491 01 IC RTC 8564NB COIL L501 1 456 500 21 INDUCTOR 10uH L502 1 457 289 21 INDUCTOR 22uH TRANSISTOR Q501 6 550 746 01 TRANSISTOR 3LN01S K TL E RESISTOR R110 1 218 929 11 RES CHIP 10 5 1 16W R151 1 218 990 81 SHORT CHIP 0 R152 1 218 990 81 SHORT CHIP 0 R501 1 208 951 81 METAL CHIP 470K 0 5 1 16W R502 1 208 943 11 METAL CHIP 2...

Page 25: ... 2148 311 1 STRAP ASSY 2 671 946 11 MANUAL INSTRUCTION ENGLISH 2 671 946 21 MANUAL INSTRUCTION FRENCH AEP CND 2 671 946 31 MANUAL INSTRUCTION SPANISH AEP E 2 671 946 41 MANUAL INSTRUCTION DUTCH AEP 2 671 946 51 MANUAL INSTRUCTION SWEDISH AEP 2 671 946 61 MANUAL INSTRUCTION PORTUGUESE AEP 2 671 946 71 MANUAL INSTRUCTION GERMAN AEP 2 671 946 81 MANUAL INSTRUCTION ITALIAN AEP 2 671 946 91 MANUAL INST...

Page 26: ...26 ICD U50 U60 U70 MEMO ...

Page 27: ...odel ICD U60 Part number of printed wiring board changed to suffix 12 from suffix 11 It has any difference between suffix 11 and suffix 12 This supplement 1 describes the difference in the two boards Refer to original service manual 9 877 170 0 for other information How to distinguish Location of parts number on changed printed wiring board After Change 1 870 035 12 Befor Change 1 870 035 11 After...

Page 28: ...LAY REC Impossible to measure Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal production toler ances Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal production toler ances Circled numbers refer to waveforms Signal path F PB L REC Note on Printed Wiring Boards Y parts extracted from the conductor side Pattern fr...

Page 29: ...IO7 16 RSTN 14 DCDCIN D702 24 BGPIO2 23 BGPIO1 17 18 BGPIO3 BGPIO0 19 BGPIO4 38 52 DRDN BGPIO10 53 DWRN 9 17 ALE CE 16 CLE 7 8 RE R B 18 WE I O0 I O7 DGPIO7 DGPIO0 42 49 29 32 41 44 40 DGPIO9 VCC GND DATA DATA 29 CGPIO3 11 USBM 10 USBP 73 DGPIO15 41 DGPIO8 80 AGPIO10 81 AGPIO11 55 AGPIO3 5 XIN 6 XOUT 1 INT 6 SCL 5 SDA 9 CLKOE 2 1V D501 VCC 2 8V X701 4 096MHz IC703 REAL TIME CLOCK IC702 NAND FLASH ...

Page 30: ... TP152 TP151 TP724 C154 R119 R120 C119 R109 R108 R115 R116 R105 R106 C107 C104 C105 C103 LD101 FB101 FB102 TP103 TP102 TP104 TP156 TP723 TP157 S706 D702 J101 LD102 C102 C108 C115 C116 Q101 R104 C106 R101 C101 R103 R102 Q102 TP154 TP153 Q502 S707 R166 R165 LD152 LD151 CN704 R709 R114 R122 R708 R113 Q103 C117 C118 R121 FB103 FB104 D105 D103 D104 Q104 1 870 036 12 12 12 12 Semiconductor Location Ref ...

Page 31: ...151 TP154 IC101 DCDCEN BATT BATT 22 22 3602 IC506 VOTAGE DETECT VOLTAGE CONTROLLER LD101 J101 FB104 FB102 FB101 FB103 R121 LD102 R101 R103 R105 R114 R166 R165 R167 R168 LD152 LD151 R113 R122 R119 Q102 Q103 Q104 C108 C116 IC506 Q506 RT1N144M TP 1 C115 R708 D702 CN704 S707 S706 R709 Q101 R102 C102 IC101 C101 C103 C117 C118 C514 C104 D105 D104 D103 C106 C105 C119 C107 R104 R106 R109 R120 R108 R115 R1...

Page 32: ...ARD SIDE A USB BOARD SIDE A MAIN BOARD SIDE B A 13 A K LD811 LD810 LD809 LD808 LD807 LD704 LD703 LD705 LD706 D709 LD804 LD803 LD802 LD801 LD806 LD805 FB701 C705 C717 C713 R751 R759 D703 D705 D704 D708 R705 IP504 D502 D504 FB702 D501 R753 C711 C712 R701 R703 R756 C716 CN701 R757 R702 R704 R505 C512 C513 Q501 LD701 LD702 LD502 C506 C507 C505 C503 L501 C501 C502 TP706 TP722 TP719 TP713 TP731 X701 S70...

Page 33: ...VOL VOL REC PAUSE STOP A B MENU MAIN BOARD USB BOARD REAL TIME CLOCK SYSTEM CONTROLLER IC701 DC DC CONVERTER CONSUMPTION VOLTAGE DETECTOR VOLTAGE CONTROLLER IC504 R513 Q501 Q501 C513 C502 C503 L501 R516 1k IC501 C501 LD501 LD502 IC505 R510 R511 REG IC502 BOOST CONVERTER NAND FLASH MEMORY IC503 IC701 IC702 REG IC502 IC504 IC501 IC505 IC703 DCDCEN BATT BATT TE85R TE85R LED MODULE S701 S702 C715 R754...

Page 34: ...8 8 ICD U50 U60 U70 ICD U50 U60 U70 MEMO ...

Page 35: ...C NJM2781RB1 IC506 6 705 476 01 IC XC61CC3602NR TRANSISTOR Q101 6 550 747 01 TRANSISTOR 3LP01S K TL E Q102 6 550 746 01 TRANSISTOR 3LN01S K TL E Q103 8 729 055 88 TRANSISTOR MCH3406 TL E Q104 8 729 055 88 TRANSISTOR MCH3406 TL E Q502 8 729 038 38 TRANSISTOR RT1N144M TP 1 RESISTOR R101 1 218 990 81 SHORT CHIP 0 R102 1 218 961 11 RES CHIP 4 7K 5 1 16W R103 1 218 941 81 RES CHIP 100 5 1 16W R104 1 21...

Page 36: ...62 01 IC K9F2G08U0A PIB0T U50 IC702 6 709 143 01 IC K9F4G08U0A PCB0T U60 IC702 6 709 286 01 IC K9K8G08U0A PCB0T U70 IC703 6 709 491 01 IC RTC 8564NB COIL L501 1 456 500 21 INDUCTOR 10uH L502 1 457 289 21 INDUCTOR 22uH TRANSISTOR Q501 6 550 746 01 TRANSISTOR 3LN01S K TL E RESISTOR R110 1 218 929 11 RES CHIP 10 5 1 16W R501 1 208 951 81 METAL CHIP 470K 0 5 1 16W R502 1 208 943 11 METAL CHIP 220K 0 5...

Page 37: ...1005X4 RB702 1 234 381 21 RES NETWORK 100K 1005X4 SWITCH S701 1 786 857 21 SWITCH TACTILE NX VOL VOL S702 1 786 933 11 SWITCH TACTILE REC PAUSE S703 1 786 933 11 SWITCH TACTILE STOP S704 1 786 515 21 SWITCH TACTILE A B S705 1 786 515 21 SWITCH TACTILE z MENU VIBRATOR X701 1 813 771 11 VIBRATOR CRYSTAL 4 096MHz MAIN ...

Page 38: ...em Controller SPM 06072 Addition of R761 ECN ECB63139 1 2 2006 09 Addition of Chinese model for ICD U50 and ICD U60 and Tourist Model for ICD U60 SUPPLEMENT 1 Jack board and Main board changed to suffix 12 from suffix 11 ECN ECB73857 1 3 2006 10 Addition of Application soft CD ROM SPM 06125 1 4 2006 12 Addition of UK model for ICD U60 U70 Change of IC701 System controller ECN ECB89458 Change of Ba...

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