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Sony ICD-B17 Serivce Manual

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SERVICE MANUAL
Ver 1.0 2003. 05
Sony Corporation
9-877-327-01
2003E0400-1
Personal Audio Company
© 2003. 05
Published by Sony Engineering Corporation
SPECIFICATIONS
Recording media
Built-in flash memory, Monaural recording
Recording time
300 minutes
Speaker
approx. 3.2 cm (1
Power output
150 mW
Input/Output
• Earphone jack (minijack) for 8 - 300 ohms
earphone/headphones
• Microphone jack (minijack, monaural)
Plug in power
Minimum input level 0.6 mV
3 kilohms or lower impedance microphone
Power requirements
Two LR03 (size AAA) alkaline batteries: 3 V DC
Dimensions (w/h/d) (not incl. projecting parts and controls)
44.5 × 105.3 × 14.0 mm (1
Mass (incl. batteries)
68 g (2.4 oz)
Design and specifications are subject to change without notice.
ICD-B17
in.) dia.
5/16
× 4
×
in.)
13/16
1/4
9/16
US Model
AEP Model
Tourist Model
IC RECORDER
1

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Summary of Contents for Sony ICD-B17

  • Page 1 44.5 × 105.3 × 14.0 mm (1 × 4 × in.) 13/16 9/16 Mass (incl. batteries) 68 g (2.4 oz) Design and specifications are subject to change without notice. IC RECORDER Sony Corporation 9-877-327-01 2003E0400-1 Personal Audio Company © 2003. 05 Published by Sony Engineering Corporation...

  • Page 2: Table Of Contents

    ICD-B17 Notes on Chip Component Replacement TABLE OF CONTENTS • Never reuse a disconnected chip component. • Notice that the minus side of a tantalum capacitor may be dam- 1. SERVICE NOTE ..............3 aged by heat. 2. GENERAL •...

  • Page 3: Service Note

    ICD-B17 SECTION 1 SERVICE NOTE 1-1. CAUTIONS OF FLASH MEMORY (IC701) EXCHANGE [Precaution when the flash memory (IC701) is replaced] When the flash memory (IC701) is replaced, be sure to perform the BAD BLOCK check* and writing of the model code. If they are not completed, the unit will not operate normally.

  • Page 4: General

    ICD-B17 SECTION 2 GENERAL This section is extracted from instruction manual.

  • Page 5: Disassembly

    ICD-B17 SECTION 3 DISASSEMBLY Note : This set can be disassemble according to the following sequence. 3-1. UPPER LID ASSY (Page 5) 3-2. F-SW BOARD, P-SW BOARD (Page 6) 3-3. MAIN BOARD (Page 6) Note : Follow the disassembly procedure in the numerical order given.

  • Page 6: F-Sw Board, P-Sw Board

    ICD-B17 3-2. F-SW BOARD, P-SW BOARD 6 P-SW board 5 F-SW board 4 Removal the five solders. 1 Removal the solder. case assy 2 CN701 3-3. MAIN BOARD 3 B 1.7x4 2 speaker (SP101) 1 Removal the two solders. 6 MAIN board...

  • Page 7: Diagrams

    ICD-B17 SECTION 4 DIAGRAMS 4-1. IC PIN DESCRIPTION • IC703 µPD780308GC-A66-8EU (MEMORY CONTROL, SYSTEM CONTROL) Pin No. Pin Name Pin Description 1 – 3 KEY0 – KEY2 Key signal input XHOLD Hold switch signal input AMPPOW Power down control signal output to the power amplifier IC (IC103)
  • Page 8 ICD-B17 Pin No. Pin Name Pin Description WAKEUP WAKE UP signal input RTCINT Real time clock (2 Hz) signal input FLMPOW Flash memory power ON/OFF signal output DSPIFACK I/F acknowledge signal input to the DSP IC (IC101) LMUTE Line mute ON/OFF signal output 91 –...

  • Page 9: Block Diagram

    ICD-B17 4-2. BLOCK DIAGRAM A/D,D/A CONVERTER DSP IC101 MIC101 IC103 POWER AMP SP101 47 MIP LOUT0 J101 RV101 SPEAKER 46 MIN (PLUG IN POWER) VCCA +3.3V (VCC A) Q101 BYPASS MUTE +3.3V (VCC B) SHUTDOWN 25 27 58 24 54 X101 3.98MHz...
  • Page 10 ICD-B17 • Waveforms THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. 0.5V/div 0.1µsec/div (In addition to this, the necessary note is printed in each block.) 1.0Vp-p Common Note on Schematic Diagrams: 3.98MHz • All capacitors are in µF unless otherwise noted. pF: µµF...

  • Page 11: Printed Wiring Board - Main Section

    ICD-B17 4-3. PRINTED WIRING BOARD — MAIN SECTION — • Refer to page 10 for Common Note on Printed Wiring Boards. : Uses unleaded solder. MAIN BOARD (SIDE A) • Semiconductor C127 R134 R129 R128 TP101 Location TP104 C708 TP501...

  • Page 12: Printed Wiring Board - F-Sw Section

    ICD-B17 4-4. PRINTED WIRING BOARD — F-SW SECTION — • Refer to page 10 for Common Note on Printed Wiring Boards. : Uses unleaded solder. F-SW BOARD (SIDE A) TP741 TP742 TP743 CN501 TP747 TP744 MAIN BOARD TP748 CN701 TP749...

  • Page 13: Printed Wiring Board - P-Sw Section

    ICD-B17 : Uses unleaded solder. 4-5. PRINTED WIRING BOARD — P-SW SECTION — • Refer to page 10 for Common Note on Printed Wiring Boards. P-SW BOARD (SIDE A) TP754 TP753 TP752 TP755 R748 R752 R749 R751 R750 TP751 (11)

  • Page 14: Schematic Diagram - Main Section

    ICD-B17 4-6. SCHEMATIC DIAGRAM — MAIN SECTION — • Refer to page 10 for Common Note on Schematic Diagrams and Waveforms. • Refer to page 15 for IC Block Diagrams. IC B/D C127 IC103 TP104 SP101 TP105 TP501 TP503 C128...

  • Page 15: Ic Block Diagrams

    ICD-B17 4-7. IC BLOCK DIAGRAMS IC103 LM4890MMX SHUTDOWN BIAS BYPASS IC704 RS5C348A-E2 32 kHz 32KOUT ALARM W REGISTER OUTPUT COMPARATOR (WEEK, MIN, HOUR) CONTROL ALARM D REGISTER COMPARATOR (MIN, HOUR) TIMER COUNTER OSCIN DIVIDER SEC, MIN, HOUR, WEEK, CORRECTION DAY, MONTH, YEAR...

  • Page 16: Exploded Views

    ICD-B17 SECTION 5 EXPLODED VIEWS NOTE: • The mechanical parts with no reference • Color Indication of Appearance Parts number in the exploded views are not supplied. Example : • Items marked “*” are not stocked since KNOB, BALANCE (WHITE) ... (RED) they are seldom required for routine service.

  • Page 17: Main Board Section

    ICD-B17 5-2. MAIN BOARD SECTION LCD701 MIC101 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 51 A-3683-596-A MAIN BOARD, COMPLETE 3-250-352-01 HOLDER (LCD) * 52 A-3683-591-A P-SW BOARD, COMPLETE 3-250-350-01 CUSHION, MICROPHONE 3-250-362-01 TERMINAL (–), BATTERY...

  • Page 18: Electrical Parts List

    ICD-B17 SECTION 6 F-SW MAIN ELECTRICAL PARTS LIST NOTE: When indicating parts by reference • Due to standardization, replacements in • Items marked “*” are not stocked since number, please include the board. the parts list may be different from the they are seldom required for routine service.
  • Page 19 ICD-B17 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < IC > R128 1-218-961-11 RES-CHIP 4.7K 1/16W R129 1-218-961-11 RES-CHIP 4.7K 1/16W IC101 6-704-144-01 IC D36521A11AQC R130 1-218-961-11 RES-CHIP 4.7K 1/16W IC103 6-702-440-01 IC LM4890MMX...
  • Page 20 ICD-B17 MAIN P-SW Ref. No. Part No. Description Remark X701 1-795-628-21 VIBRATOR, CERAMIC (CHIP TYPE) (5MHz) X702 1-767-994-23 VIBRATOR, CRYSTAL (32.768kHz) ************************************************************* A-3683-591-A P-SW BOARD, COMPLETE ********************* < RESISTOR > R748 1-218-957-11 RES-CHIP 2.2K 1/16W R749 1-218-961-11 RES-CHIP 4.7K 1/16W...
  • Page 21 ICD-B17 MEMO...
  • Page 22 ICD-B17 REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2003. 05...

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