Sony ICD-P620 Service Manual
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Sony ICD-P620 Service Manual

Sony ICD-P620 Service Manual

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SERVICE MANUAL
Ver. 1.1 2008.03
IC recorder section
Recording media
Built-in flash memory 512 MB, Monaural
recording
A part of the memory capacity is used as a
management area.
Recording time
HQ: 59 hours 45 minutes
SP: 159 hours 20 minutes
LP: 261 hours 45 minutes
Freqency range
HQ: 260 Hz - 6,800 Hz
SP/LP: 220 Hz - 3,400 Hz
General
Speaker
Approx. 2.8 cm (1 1/8 in.) dia.
Power output
250 mW
Input/Output
Headphone jack (minijack) for 8 - 300 ohms
ear receiver/headphones
Microphone jack (minijack, monaural)
Plug in power
Minimum input level 0.6 mV
3 kilohms or lower impedance microphone
USB connector
Sony Corporation
9-887-971-02
2008C04-1
Audio Business Group
©
2008.03
Published by Sony Techno Create Corporation
ICD-P620
SPECIFICATIONS
Power requirements
Two LR03 (size AAA) alkaline batteries: 3 V DC
Dimensions (w/h/d) (not incl.
projecting parts and controls)
34.6 × 109.2 × 18.4 mm (1 3/8 × 4 3/8 × 3/4 in.)
Mass (incl. batteries)
67 g (2.4 oz)
Supplied accessories
Operating instructions (1)
LR03 (size AAA) alkaline batteries (2)
Headphone (1) (excluding the U.S.A., Canada
and Europe)
Carrying pouch (1) (excluding the U.S.A.,
Canada and Europe)
USB connecting cable (1)
Application software (CD-ROM) (1)
Design and specifications are subject to
change without notice.
US Model
Canadian Model
AEP Model
E Model
IC RECORDER

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  • Page 1 Headphone jack (minijack) for 8 - 300 ohms ear receiver/headphones Microphone jack (minijack, monaural) Plug in power Minimum input level 0.6 mV 3 kilohms or lower impedance microphone USB connector IC RECORDER Sony Corporation 9-887-971-02 2008C04-1 Audio Business Group © 2008.03 Published by Sony Techno Create Corporation...

  • Page 2: Table Of Contents

    ICD-P620 TABLE OF CONTENTS Notes on chip component replacement • Never reuse a disconnected chip component. GENERAL • Notice that the minus side of a tantalum capacitor may be dam- ..............aged by heat. DISASSEMBLY Flexible Circuit Board Repairing 2-1. Case (Front) Assy ............

  • Page 3: General

    ICD-P620 SECTION 1 GENERAL This section is extracted from instruction manual. Preventing Accidental Operation Rear Index to Parts and Controls — HOLD function Slide the HOLD switch to ON. “HOLD” will flash three times, indicating that all the functions of Main unit the buttons are locked.

  • Page 4: Disassembly

    ICD-P620 SECTION 2 DISASSEMBLY • This set can be disassembled in the order shown below. 2-1. CASE (FRONT) ASSY (Page 4) 2-2. MAIN BOARD (Page 5) 2-3. USB BOARD (Page 5) Note: Follow the disassembly procedure in the numerical order given.

  • Page 5: Main Board

    ICD-P620 2-2. MAIN BOARD screw insulating sheet MAIN board CN2001 S701 battery case lid cushion (battery terminal) 2-3. USB BOARD two screws USB board...

  • Page 6: Test Mode

    ICD-P620 SECTION 3 TEST MODE 1. Outline of the TEST MODE 5-3. BEEP Test The TEST MODE is designed to help verify the set when servic- To enter the BEEP Test, press the [ERASE] button. ing it. The TEST MODE is only menu driven to select modes for servic- ing.

  • Page 7: Hold-On

    ICD-P620 • SUSPEND Test With the VBUS ON, turn the [HOLD] switch ON to enter the SUS- HOLD PEND mode. When this mode is cancelled, the VBUS is turned OFF. with VBUS Sensitivity H PLAY/ENTER HOLD HOLD Sensitivity L To change the sensitivity again, press the [ ] button and change the [HOLD] switch.
  • Page 8 ICD-P620 • Switches and corresponding LCD indications Switch Indication DIVIDE DISPLAY/MENU zXREC NxPLAY/ENTER – . Press DIVIDE button. > + ERASE HOLD-OFF Indication after DIVIDE HOLD-ON button is pressed. ERASE Indication after DISPLAY/MENU button is pressed. DIVIDE DISPLAY/MENU HOLD PLAY/ENTER Indication after button is pressed.

  • Page 9: Diagrams

    ICD-P620 SECTION 4 DIAGRAMS 4-1. BLOCK DIAGRAM MIC101 MICROPHONE A/D,D/A CONVERTER,DSP IC101 J101 SPEAKER AMP IC102 MIC AMP 47 MIP HSSPOOT (PLUG IN POWER) Q106 SP101 RV101 –IN SPEAKER – 23 EGPIO11 XDSPIFRW EGPIO12 BIAS SCK1 EGPIO13 EGPIO14 MUTE XDSPIFACK...
  • Page 10 ICD-P620 THIS NOTE IS COMMON FOR PRINTED WIRING • Waveforms • IC Block Diagrams – MAIN Board – BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed IC102 MM3111AWLE (MAIN Board (1/2)) IC101 (XOUT) in each block.) IC2002 MM3111AWLE (MAIN Board (1/2)) For Printed Wiring Boards.

  • Page 11: Printed Wiring Board -Main Section

    ICD-P620 4-2. PRINTED WIRING BOARD – MAIN Section – • See page 10 for Semiconductor Location. • : Uses unleaded solder. MAIN BOARD (SIDE A) MIC101 MICROPHONE S709 DIVIDE D2008 W102 W502 R102 S705 CN701 – S707 TP103 TP701 X2001...

  • Page 12: Schematic Diagram -Main Section (1/2)

    ICD-P620 4-3. SCHEMATIC DIAGRAM – MAIN Section (1/2) – • See page 10 for waveform. • See page 10 for IC Block Diagrams. R137 RV101 C127 R124 R128 Q101 R126 C124 R135 IC B/D C132 C122 R2021 IC102 TP104 C2008...

  • Page 13: Schematic Diagram -Main Section (2/2)

    ICD-P620 4-4. SCHEMATIC DIAGRAM – MAIN Section (2/2) – • See page 10 for waveforms. • See page 16 for IC Pin Function Description of IC703. (Page 12) IC2001 TP2001 C2003 R727 R726 R728 IC701 D702 D701 R711 R712 NAND04GW3B2DN6F...

  • Page 14: Printed Wiring Board -Usb Section

    ICD-P620 4-5. PRINTED WIRING BOARD – USB Section – • : Uses unleaded solder. USB BOARD (SIDE A) USB BOARD (SIDE B) (Page 11) MAIN BOARD CN2001 W1001 CN1002 TP1001 R1019 R1010 1-869-170- (11) 1-869-170- (11) CN1001 (USB) ICD-P620...

  • Page 15: Schematic Diagram -Usb Section

    ICD-P620 4-6. SCHEMATIC DIAGRAM – USB Section – CN1002 (Page 12) R1010 CN1001 C1008 R1003 R1030 R1031 R1004 R1011 R1019 TP1001...
  • Page 16 ICD-P620 • IC Pin Function Description IC703 MN101C93KSK (SYSTEM CONTROL, USB/LED/LCD DRIVER) (MAIN BOARD (2/2)) Pin No. Pin Name Description 1 to 4 COM0 to 3 LCD common 0 to 3 signal output 5 to 7 VLC3 to 1 LCD VLC 3 to 1 signal input C2/N.C...
  • Page 17 ICD-P620 Pin No. Pin Name Description FLMRB Flash memory ready/busy signal input XFLMWP Flash memory write protect signal output XFLMCS0 Flash memory chip select signal output FLMCLE Flash memory command latch enable signal output FLMALE Flash memory address latch enable signal output...

  • Page 18: Exploded Views

    ICD-P620 SECTION 5 EXPLODED VIEWS Note: • -XX and -X mean standardized parts, so • The mechanical parts with no reference they may have some difference from the number in the exploded views are not sup- original one. plied. • Items marked “*” are not stocked since they are seldom required for routine ser- vice.

  • Page 19: Case (Rear) Section

    ICD-P620 5-2. CASE (REAR) SECTION CN701 LCD701 MIC101 not supplied not supplied not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 2-633-874-31 BUTTON (SIDE) 2-661-298-01 SPACER (LCD-P) 2-633-876-01 TERMINAL (+.–), BATTERY 2-633-872-01 HOLDER (LCD) 2-633-870-31...

  • Page 20: Electrical Parts List

    ICD-P620 SECTION 6 MAIN ELECTRICAL PARTS LIST Note: • Due to standardization, replacements in • RESISTORS When indicating parts by reference num- the parts list may be different from the All resistors are in ohms. ber, please include the board name.
  • Page 21 ICD-P620 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark IC504 6-708-440-01 IC XC61CN1202NR R512 1-218-985-11 RES-CHIP 470K 1/16W IC506 6-701-734-01 IC XC9105D091MR R513 1-218-985-11 RES-CHIP 470K 1/16W IC701 6-712-243-01 IC NAND04GW3B2DN6F R515 1-218-989-11 RES-CHIP 1/16W...
  • Page 22 ICD-P620 Ver. 1.1 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R2025 1-218-989-11 RES-CHIP 1/16W ACCESSORIES ************ < NETWORK RESISTOR > 1-829-882-12 CORD, CONNECTION (USB) RB101 1-234-378-21 RES, NETWORK 10KX4 (1005) 2-059-703-02 POUCH, CARRYING (E,KR)
  • Page 23 ICD-P620 MEMO...
  • Page 24 ICD-P620 REVISION HISTORY Checking the version allows you to jump to the revised page. Also, clicking the version at the top of the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2008.01 2008.03...

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