Table Of Contents - Hitachi DZ-GX5020A K Service Manual

1 Safety Precaution for Repair .............. 1-1
1-1 Cautions .................................................... 1-1
1-2 Electrostatic Protection Measures ............. 1-2
1-3 Cautions When Handling DVD Drive ......... 1-2
1-4 Lead-Free Solder ....................................... 1-3
1-5 Notes When Using Service Manual ........... 1-5
2 General Description ............................ 2-1
2-1 Overview ................................................... 2-1
2-1-1 Servicing method ................................... 2-2
2-2 Features .................................................... 2-3
2-3 Specifi cations ............................................ 2-3
2-4 Major Differences from
Previous Models ........................................ 2-6
2-5 Compatibility of Recorded DVD and
Corresponding Recording Media ............... 2-9
2-5-1 Compatibility of Recorded Discs ............ 2-9
2-5-2 Corresponding Recording Media ........... 2-11
2-6 Names of Parts .......................................... 2-12
2-7 List of Abbreviations and Terms for DVD
Video Camera/Recorders .......................... 2-16
3 Description of Operation .................... 3-1
3-1 Description of Structure ............................. 3-1
3-2 Description of Newly Adapted
Technology ................................................ 3-2
3-2-1 LED Light ................................................ 3-2
4 Troubleshooting .................................. 4-1
4-1 Procedure for Troubleshooting ................... 4-1
4-2 Messages and Troubleshooting ................. 4-2
4-3 Display of Error Codes and
Troubleshooting ........................................ 4-12
4-3-1 Displaying error codes and
clearing them .......................................... 4-12
4-3-2 Details of error code display ................... 4-13
4-3-3 Major error codes and troubleshooting ... 4-13
4-3-4 Disc Load Check Flowchart .................... 4-15
4-3-5 Cleaning disc and optical pickup ............ 4-16
4-4 Checking Versions of Firmware and
Updating .................................................... 4-17
4-4-1 Checking fi rmware versions ................... 4-18
4-4-2 Updating fi rmware .................................. 4-19
4-5 Trouble Diagnosis ...................................... 4-21

Table of Contents

4-5-1 Trouble diagnosis fl owchart .................... 4-22
4-5-2 Reassembly to enable service position .. 4-31
4-6 Procedure for Removing Disc from
Faulty DVD Video Camera/Recorder ......... 4-34
4-6-1 Items to be checked ............................... 4-34
4-6-2 How to remove disc ................................ 4-34
4-7 System Resetting/Resetting Camera
Functions ................................................... 4-35
4-7-1 List of items to be reset .......................... 4-35
4-7-2 System reset procedure ......................... 4-37
4-7-3 Procedure for resetting camera
5 Disassembly and Reassembly ........... 5-1
5-1 Items to Be Checked ................................. 5-1
5-2 Order of Disassembly ................................ 5-2
5-3 Disassembly .............................................. 5-3
(1) Adjustment Cover ................................... 5-3
(2) Lens Cover and Top Cover ..................... 5-3
(3) L Block .................................................... 5-4
(4) Front Block ............................................. 5-5
(5) MAN Circuit Board and Rear Block ........ 5-6
(6) Rear Case and EVF Unit ........................ 5-7
(7) LMF2-L/LMF3-L Circuit Board and
(8) Back-up Battery, SDL Frame and SDL
(9) Top Plate ................................................ 5-9
(10) Camera Block ......................................... 5-9
(11) DVD Drive Unit and R Case ................... 5-10
(12) Lock Unit ................................................ 5-11
(13) LCD Unit and L Case ............................. 5-12
(14) LCD Case U and Fulcrum Unit ............... 5-13
(15) LCD Case B ........................................... 5-14
(16) AVJ2-L/AVJ3-L Circuit Board ................. 5-15
(17) FRT2-L/FRT3-L Circuit Board,
(18) Lens Frame, Lens Unit, Cushion and
(19) CCD Image Sensor and GSL2-L/GSL3-L
5-4 EEPROM Data Backup and Write ............. 5-17
5-4-1 Backup Method ...................................... 5-19
5-4-2 Write Method .......................................... 5-20
i
functions ................................................. 4-37
L Cover ................................................... 5-7
Circuit Board ........................................... 5-8
Microphone and Front Case ................... 5-15
Crystal Filter ........................................... 5-16
Circuit Board ........................................... 5-16