Panasonic DVD-K29GCS specifications Servo Block Diagram, Optical Pick UP Unit

Page 37

13.3. SERVO BLOCK DIAGRAM

DVD-K29GCS

RF SIGNAL

MOTOR DRIVE SIGNAL

TRACKING ERROR SIGNAL

FOCUS ERROR SIGNAL

IC8251

IC8001 (DV2)

VIN9

(MOTOR DRIVE)

VO2+ 12

OPTICAL PICK UP UNIT

PHOTO DETECTOR

 

B1

B2

 

A1

A2

 

A4

A3

HEAD

B4

B3

AMP

 

 

LASER DIODE(DVD)

 

 

LASER DIODE(CD)

 

130

 

 

VIN10

129

75

TRSDRV

 

 

 

VIN5

134

 

 

VIN6

133

147

TRDRV

 

 

 

VIN7

132

 

 

VIN8

131

148

FODRV

 

 

 

VIN1

138

 

 

VIN2

137

76

SPDRV

 

 

 

VIN3

136

 

 

VIN4

135

140

AD1

 

 

 

Q8551, Q8552

 

LD DRIVE

LPC01 124

FROM

LPC1 123

IC6001-16,17PIN

6 VIN2

-

BIAS1+

22VIN4

23VIN5

5 VIN1

-

+

27OPOUT

7 VIN3

-

+

+

-

LEVEL SHIFT

LEVEL SHIFT

LEVEL SHIFT

-

+

-

+

-

+

-

+

-

+

-

+

TRAVERS MOTOR

VO2- 11

OPIN+ 25

VO1+ 14

SPINDLE MOTOR

VO1- 13

OPIN- 26

VO3+ 10

M2601

LOADING MOTOR

VO3- 9

Q8561, Q8562

 

LD DRIVE

LPC02 126

LPC2 125

79

RFINN 110

MUTE1

BIAS2

3

CH1

MUTE

 

-

+

OPTICAL PICK UP UNIT

 

IC8251-15,16,17,18

 

 

4Vp-p(0.5msec./div.)

ACTUATOR

 

 

 

 

TRACKING

VO4+ 17

ACT T+

COIL

 

RFINP

83

MUTE2

4

CH2,4,5

MUTE

 

LEVEL SHIFT

VO4- 18

ACT T-

111

-

+

-

+

LEVEL SHIFT

-

+

-

+

-

+

CH3

MUTE

 

 

 

FOCUS

VO5+

15

ACT F+

COIL

 

VO5-

16

ACT F-

 

IC6001

(OPERATION CPU)

MUTE3 1

TRAY MUTE 18

CLOSE SW

TRAY CLOSE

S2601

OPEN SW

TRAY OPEN

S2602

25

24

DVD-K29GCS

SERVO BLOCK DIAGRAM

37

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Contents DVD-K29GCS SpecificationsContents Interconnection Schematic Diagram & Schematic General Guidelines Safety PrecautionsPrecaution of Laser Diode About lead free solder PbF Prevention of Static Electricity Discharge Handling Precautions for Traverse Unit Optical PickupGrounding for electrostatic breakdown prevention Disassembling the Casing and Checking P.C.B.S Disassembly Procedure Casing Parts and P.C.B. PositionsMic P.C.B. and Operation P.C.B Top PanelFront Panel Module P.C.B Rear Panel Mother P.C.B. and Power SW P.C.BMechanism Unit Service Position Assembling and Disassembling the Mechanism Unit Disassembly ProcedureTraverse Unit Assembling the tray unit TrayLoading section Loading motor P.C.B Optical Pickup Unit Procedure for Disassembling the Optical Pickup Unit Assembling the optical pickup unit Traverse MotorDVD-K29GCS Optical Pickup Breakdown Diagnosis Self-Diagnosis Function and Service ModesDVD Self Diagnostic Function-Error Code Service Mode TableDET Last Error Code saved during no PlayService mode table DVD-K29GCS Handling After Completing Repairs Sales demonstration lock functionFirmware version-up of the DVD player Recovery after the dvd player is repairedService Tools and Equipment Adjustment ProceduresImportant points in adjustment Storing and Handling Test DiscsOptical pickup tilt adjustment Optical adjustmentProcedure for screw lock Abbreviations Serial Data Input Mother P.C.B Voltage ChartModule P.C.B MIC P.C.B DVD-K29GCS Overall Block Diagram Block DiagramPrimary Circuit Secondary Circuit Power Supply Block DiagramOptical Pick UP Unit Servo Block DiagramOptical PICK-UP Unit Video Block DiagramVideo Main Signal Audio Main Signal Audio Block DiagramInterconnection Schematic Diagram Interconnection Schematic Diagram & Schematic Diagram NotesImportant safety notice Schematic Diagram NotesPower Supply Section Mother P.C.B /2 Schematic Diagram Schematic DiagramQ6085 P16 P15 P14 P13 P12 P11 P10 B1ABGC000011 Front & AV OUT Section Mother P.C.B /2 Schematic DiagramIC4301 C0ABBB000118 Mother P.C.B.2/2 XP0621400L Module Schematic DiagramRFKVDS39BKIT Module Audio Main Signal MIC Schematic DiagramMother P.C.B Print Circuit BoardMother P.C.B Mother P.C.B. & Module P.C.B. Address InformationModule P.C.B /2 Component Side Module P.C.B /2 Foil Side Operation P.C.B Operation P.C.B. & MIC P.C.BDVD-K29GCS Casing Parts & Mechanism Section Exploded View Exploded ViewsMechanism Section Exploded View Packing & Accessories Section Exploded View ECA2WHG100 Replacement Parts ListECQV1H684JL ECJ3YB1A106K ERJ2GEJ101 ERJ3GEYJ272

DVD-K29GCS specifications

The Panasonic DVD-K29GCS is a versatile and user-friendly DVD player that combines advanced technology with a sleek design, offering an exceptional home viewing experience. This model is designed to play DVDs, CDs, and a variety of file formats, ensuring that users can enjoy their favorite media without limitations.

One of the standout features of the DVD-K29GCS is its compatibility with various disc types. The player supports DVD-R, DVD-RW, CD-R, and CD-RW formats, making it an ideal choice for those with extensive libraries of home-recorded and commercial discs. Additionally, it can play JPEG images and MP3 music files, further enhancing its utility for media enthusiasts.

The DVD-K29GCS incorporates advanced video processing technologies to deliver stunning image quality. It features progressive scan technology, which improves the clarity and detail of video playback, providing sharper images compared to traditional interlaced scanning. This makes a significant difference, especially when watching high-definition content or movies that require clear visuals. The player is also equipped with an HDMI output, allowing for easy connection to modern high-definition TVs, ensuring that users can enjoy their media in the best possible quality.

Audio performance is another area where the DVD-K29GCS shines. It is compatible with various audio formats, including Dolby Digital and DTS, ensuring a rich and immersive sound experience. The player is designed to minimize noise and distortion, allowing for crystal-clear audio playback that enhances movie-watching and music-listening experiences.

In terms of user convenience, the DVD-K29GCS features a simple and intuitive remote control, making it easy for users to navigate through menus and select their favorite media options. The player also includes a quick-start feature, which reduces the time it takes to power on and load discs, ensuring that users spend more time enjoying their content rather than waiting for the player to start up.

Overall, the Panasonic DVD-K29GCS is an excellent choice for anyone looking for a reliable and high-quality DVD player. With its wide format compatibility, advanced video and audio technologies, and user-friendly design, it offers an exceptional viewing experience that is sure to please movie lovers and music enthusiasts alike. Whether used as a standalone device or integrated into a home theater system, the DVD-K29GCS stands out as a dependable and feature-rich option for enjoying a diverse range of media.
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