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SERVICE MANUAL
HDD&DVD VIDEO RECORDER
2005
12
YD089
DR-MH300BE, DR-MH300BEK,
DR-MH300SE,DR-MH300SEF,
DR-MH300SEK,DR-MH300SER,
Only ver.E,EF,EK
S TA N D B Y / O N
Since the whole mechanism assembly unit is replaced, the DVD recorder
mechanism of this unit need not be adjusted.
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-11
DR-ED400SE
Only ver.EK
TM
HDD
DVD
DR-MH300BE, DR-MH300BEK, DR-MH300SE, DR-MH300SEF,
DR-MH300SEK, DR-MH300SER, DR-ED400SE [D5HR10]
TABLE OF CONTENTS
COPYRIGHT © 2005 Victor Company of Japan, Limited
Only ver.ER
Only ver.E,EF,ER
TM
PR
RAM/RW
NAVIGATION
GUIDE
ENTER
PUSH-OPEN
PR
Area Suffix
E ------- Continental Europe
Northern Europe
EF --------------------- France
EK ------------------------ U.K.
ER ---- Russian Federation
No.YD089
2005/12
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Summary of Contents for JVC DR-MH300BE
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Page 1: Table Of Contents
GUIDE ENTER S TA N D B Y / O N PUSH-OPEN DR-MH300BE, DR-MH300BEK, DR-MH300SE, DR-MH300SEF, DR-MH300SEK, DR-MH300SER, DR-ED400SE [D5HR10] Since the whole mechanism assembly unit is replaced, the DVD recorder mechanism of this unit need not be adjusted. TABLE OF CONTENTS PRECAUTION. - Page 2 SPECIFICATION DR-MH300SER DR-MH300BE,DR-MH300SE,DR-ED400SE DR-MH300SEF DR-MH300BEK,DR-MH300SEK GENERAL Power requirement AC 220 V - 240 V~, 50 Hz/60 Hz Power consumption Power on : 36 W Power off : 6.4 W Temperature Operating : 5°C to 35°C Storage : -20°C to 60°C Operating position Horizontal only Dimensions (W ×...
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Page 3: Precaution
SECTION 1 PRECAUTION Safety Precautions (1) This design of this product contains special hardware and voltmeter. many circuits and components specially for safety purpos- Move the resistor connection to each exposed metal es. For continued protection, no changes should be made part, particularly any exposed metal part having a return to the original design unless authorized in writing by the path to the chassis, and measure the AC voltage across... - Page 4 Important for laser products 5.CAUTION : If safety switches malfunction, the laser is able 1.CLASS 1 LASER PRODUCT to function. 2.DANGER : Invisible laser radiation when open and inter 6.CAUTION : Use of controls, adjustments or performance of lock failed or defeated. Avoid direct exposure to beam. procedures other than those specified here in may result in 3.CAUTION : There are no serviceable parts inside the hazardous radiation exposure.
- Page 5 Hard Disk Drive (HDD) Handling Precautions The HDD is a precision device for use in reading and writing a large amount of data on or from a disk rotating at a high speed. If it is not handled carefully, either abnormal operation may result or it may not be possible to read data. The HDD is sensitive to the following items and special care is required in safeguarding against them when handling an HDD.
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Page 6: Specific Service Instructions
SECTION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS. 1-6 (No.YD089) -
Page 7: Disassembly
SECTION 3 DISASSEMBLY Main body section 3.1.1 Remove the top cover (See figure 1) (1) Remove the four screws A attaching the top cover on both sides of the main body. TOP COVER TOP COVER TOP COVER (2) Remove the five screws B attaching the top cover on the back of the main body. - Page 8 3.1.3 Remove the drive unit (See figure 5) CN5301 Drive unit • Prior to performing the following procedure, remove the top cover. • There is no need to remove the front panel assembly. (1) Disconnect the socket wire from connector CN5301 on the main board.
- Page 9 3.1.5 Remove the main board (See figure 8, figure 9) CN1101 • Prior to performing the following procedure, remove the top CN4001 Display board cover, drive unit, HDD. CN1102 CN7001 CN3004 (1) Disconnect the card wire from connector CN4103, CN4001 on the main board.
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Page 10: Adjustment
SECTION 4 ADJUSTMENT Timer clock adjustment (for only ver.E,ER) If an error comes to arise for a clock, the following procedure will adjust. Signal (A1) No signal Mode Equipment Frequency counter Measuring point (D1) IC3001 pin 29 (D2) IC3001 pin 83 (D3) C3021 + and - Adjustment part... -
Page 11: Troubleshooting
SECTION 5 TROUBLESHOOTING JIG Mode The following remote control units are required to set and cancel JIG mode. For setting : a remote control unit attached to product. For cancellation : JIG remote control unit (part number : PTU94023B) Remote control unit JIG remote control unit attached to product JIG remote control unit... - Page 12 5.1.1 Setting JIG mode To display SYSTEM INFO or to update firmware, the main body needs to be set to JIG mode. (1) Turn the main body ON. (2) Press the buttons of the remote control unit attached to product in the following order : "SET UP" → "2" → "8" → "ENTER" (3) When a colon ":"...
- Page 13 Displaying SYSTEM INFO In the SYSTEM INFO there is information including Firmware Versions of the main body and the drive unit. (1) Set the main body to JIG mode. (2) Transmit "43-8B" to the main body by using JIG remote control unit.(Please end a setting menu pushing “SET UP” button of the remote control unit appended to the commodity beforehand when a setting menu is displayed.) (3) SYSTEM INFO menu is displayed in the television screen.
- Page 14 Updating the firmware of the main body • Firmware update disc supports CD-R media. • When firmware update is necessary, information is available from the website of DIGITAL VIDEO STORAGE CATEGORY, CS group. 5.3.1 Creating an update disc Please check the details of the update disc creation method with JS-NET. (1) Down load the update file from JS-NET.
- Page 15 Updating the firmware of the drive unit • Firmware update disc supports only DVD-RAM media. • When firmware update is necessary, written discs are distributed by DIGITAL VIDEO STORAGE CATEGORY, CS group. (1) Turn the main body ON, and switch the main body to “DVD”. (2) Load the update DVD-RAM disc on the tray and close the tray.
- Page 16 Initialization to the factory shipment state When the initialization is operated, internal information changes as follows. It is essential to obtain the client’s permission before the operation. • All DVD library is all deleted. • All the DVD initial settings go back to the initial status. (1) Set to the JIG mode.
- Page 17 (No.YD089)1-17...
- Page 18 Victor Company of Japan, Limited DIGITAL VIDEO STORAGE CATEGORY 12, 3-chome, Moriya-cho, kanagawa-ku, Yokohama, kanagawa-prefecture, 221-8528, Japan (No.YD089) Printed in Japan...