Philips LFH 9750/00 Service Manual
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Philips LFH 9750/00 Service Manual

Philips LFH 9750/00 Service Manual

Dictation/transcription system
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A Publication of
Philips Speech Processing
Technical Service/Support Group Vienna
Gutheil-Schoder-Gasse 12
A-1102 Vienna, Austria
Tel. +43 1 60101 ext. 1309
Fax +43 1 60101 1833
5122 991 73341
June 2004
Contents
USB Test, Fault codes,
• Circuit Diagram PCB 2
• PCB 1 - Side 2
•
Subject to technical modifications. Copyright Philips Austria GmbH, Speech Processing. All rights reserved.
Service Manual
Dictation/Transcription System
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Digital
LFH 9750/00

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Summary of Contents for Philips LFH 9750/00

  • Page 1: Table Of Contents

    • PCB 1 – Side 1 • PCB 1 – Side 2 • PCB 2 – Side 1, Side 2 • Exploded View • Mechanical Partslist • Electrical Partslist 15,16 Subject to technical modifications. Copyright Philips Austria GmbH, Speech Processing. All rights reserved.

  • Page 2: General Description

    General Description The LFH 9750 has been designed to offer optimum user convenience and greater efficiency for the daily work. This model is a state-of-the-art digital Dictation/Transcription System for the professional user. Digital transcription allows instant and precise access to any point in the dictation sound file.

  • Page 3: Operating Instruction

    Operating Instruction (short form) 1. Auto-backspace switch (ABS) 10. DELETE button 2. Speaker selector (built-in LS/Headphones/ 11. LCD (Display) Microphone LS) 12. Memory Card slot 3. DOWNLOAD button (download to PC) 13. Storage space for additional memory 4. TONE control cards 5.

  • Page 4: Test Mode (Fw 2.Xx)

    Test mode (from Firmware version 2.xx onwards) Switch on the unit by connecting the power supply. To start the Test mode press DOWNLOAD and DELETE buttons and JOG Dial simultaneously. First all pixels on the LCD are switched on for a short time. Simultaneously the Warning tone is audible in the speaker (one peep).

  • Page 5: Firmware Upgrade

    Download the Firmware Upgrade tool with the last version of the relevant Firmware <DPMFirmwareV0103.exe> (e.g. for Firmware version 01.03) and the <Upgrade.txt> file (information about how to upgrade the Firmware of the DPM2 family) from http://www.speech.philips.com/service/ to a dedicated directory on your PC. To upgrade the Firmware on LFH 9750: It is strongly advised to follow the correct sequence given below ! 1.

  • Page 6: Mac Address

    <DPMFIRMWAREUPGRADE.EXE> file from http://www.speech.philips.com/service/ to a dedicated directory on your PC. To set the MAC Address (after replacement of PCB2): It is strongly advised to follow the correct sequence given below ! 1. Push the Trigger Firmware Upgrade switch on the rear of the machine (through the hole marked with P) by using a small pin whilst simultaneously plugging in the power supply.

  • Page 7: Firmware Upgrade (Fw 2.20)

    PC. To upgrade the Firmware on LFH 9750/00: 3. Start the <DPMFirmwareV0220.exe> file. 4. Follow the instructions given by the DPM Firmware Upgrade Wizard. After starting the Test mode by pressing DL and DEL buttons and JOG Dial simultaneously the Display indicates the loaded Firmware version, e.g.

  • Page 8: Circuit Diagram Pcb

    Circuit Digram PCB 1...
  • Page 9 Circuit Digram PCB 2...

  • Page 10: Pcb 1 - Side 1

    PCB 1 - Side 1...

  • Page 11: Pcb 2 - Side 1, Side

    PCB 1 - Side 2...
  • Page 12 PCB 2 - Side 1 PCB 2 - Side 2...

  • Page 13: Exploded View

    Exploded View...

  • Page 14: Mechanical Partslist

    BUTTON (LS, ABS) 5103 104 31560 ABS SWITCH 8203 312 13770 LS SWITCH 8203 312 16810 USB DOWNLOAD CABLE 5103 108 77700 CARD CONNECTOR 8203 312 16390 *) Please contact your local Philips Speech Processing Service & Support Department for assistance.

  • Page 15: Electrical Partslist

    Electrical Partslist LFH 9750 POS. DESCRIPTION SERVICE CODE BT 1 RECH.LITH.BATT.VL23301VC 50MAH 5103 108 77780 ELCO 470MU/16V 4822 124 80791 ELCO 100MU/25V 4822 124 40207 CAPACITOR 1MU (SMD) 4822 126 14043 C 18 ELCO 100MU/25V 4822 124 40207 C 19 ELCO 33MU/50V 4822 124 40252...
  • Page 16 Electrical Partslist LFH 9750 POS. DESCRIPTION SERVICE CODE SK 1 LS SWITCH 8203 312 16810 SK 2 ABS SWITCH 8203 312 13770 SK 3 KEY SWITCH 2422 128 02778 SK 4 KEY SWITCH 2422 128 02778 SK 5 KEY SWITCH 2422 128 02778 SK 6 KEY SWITCH...

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