Panasonic NV-GX7G User manual

ORDERNO.VMD0204025C8

Digital VideoCamera/Recorder

NV-GX7EG

NV-GX7EGM

NV-GX7B

NV-GX7EN

NV-GX7A

NV-GX7ENT

VOL.1

Q3-MECHANISM

SPECIFICATIONS

1. INTRODUCTION

1.1. INTRODUCTION

Thisservice manual containstechnical information whichwill allowservice

personnel'stounderstand and service thismodel.Please place ordersusing the

parts list and notthedrawing reference numbers.

Ifthecircuitischangedor modified, thisinformation will befollowedby

supplementservice manual tobefiledwithoriginal service manual.

Information for Q-Mechanismshouldbereferd totheanothermanual as below.

OrderNo. :VMD0109026C8

Note 1:

These moviecameras use AC Adaptor isVSK0581-A.

Theservice manual for AC Adaptor isseparate volume.

Ordernumberfor AC Adaptor ..........VSK0581-A:VMD0105013C8

Note 2:

1) Thisservice manual does notcontainthefollowing information, because of

theimpossibility ofsevicing at componentlevel.

1. SchematicDiagram, Block Diagramand C.B.A. layoutofMainC.B.A./ Sub

C.B.A.

2. Parts List for individual parts ofMainC.B.A./ Sub C.B.A.

3. ExplodedViewand Parts List for individual parts ofMechanismUnit.

2) Thefollowing categoryis/arerecyclemodulepart. Please send it/themto

Central RepairCenter.

*MainC.B.A. (VEP03G17K)

*Sub C.B.A. (VEP23567B)

Whenapartreplacementisrequiredfor repairing eachMainC.B.A. and/ or

Mechanismblock, replace theassemblyparts.

(MainC.B.A., Sub C.B.A. and/ or MechanismUnit)

Thefollowing circuits arecontainedinMainC.B.A.

1. MainConnection Circuit

2. Drive Circuit

3. Video1Circuit

4. Video2Circuit

5. Control Circuit

6. LCD Circuit

7. Head/ Rec AmpCircuit

8. PowerCircuit

Thefollowing circuits arecontainedinSub C.B.A.

1. Sub Connection Circuit

2. CameraCircuit

3. LensDrive Circuit

4. ExInputCircuit

5. DSCCircuit

6. SDAudioCircuit

1.2. FEATURECOMPARISONCHART

FUNCTION EG EGM B EN A

ENT

Card

Function (Multi MediaCard,

Card)

External

DV/ VIDEOInput

MPEG4

Recording

2. CAUTIONFORACCORD (VJA0940 TYPE)

2.1. INFORMATIONFORYOUR SAFETY

IMPORTANT

Your attention isdrawntothefact that recording ofpre-recordedtapes or discs

or otherpublishedor broadcast material may infringecopyrightlaws.

WARNING

To reduce therisk offireor shock hazard, do notexpose thisequipmenttorain

or moisture.

CAUTION

To reduce therisk offireor shock hazard and annoying interference, use the

recommendedaccessories only.

FORYOUR SAFETY

DONOTREMOVE THE OUTERCOVER

To preventelectricshock, do notremove thecover. Nouserserviceableparts

inside. Referservicing toqualifiedservice personnel.

2.2. CAUTIONFORACMAINSLEAD

For your safety, please readthefollowing text carefully.

Thisappliance issuppliedwithamouldedthree-pinmainsplug for your safety

and convenience.

A5-amperefuse isfittedinthisplug.

Shouldthefuse needtobereplacedplease ensurethat thereplacementfuse has

arating of5amperes and itisapprovedbyASTAor BSItoBS1362

Check for theASRA markor theBSImarkon thebodyofthefuse.

Iftheplug containsaremovablefuse coveryou must ensurethat itisrefitted

whenthefuse isreplaced.

Ifyou lose thefuse cover, theplug must notbeuseduntil areplacementcoveris

obtained.

Areplacementfuse covercanbepurchasedfromyour local PanasonicDealer.

Ifthefittedmouldedplug isunsuitablefor thesocket outlet inyour homethen

thefuse shouldberemovedand theplug cutoff and disposedofsafety.

Thereisadangerofsevereelectrical shock ifthecutoff plug isinsertedintoany

13-amperesocket.

Ifanewplug istobefittedplease observe thewiring codeas shownbelow.

Ifinanydoubt, please consultaqualifiedelectrician.

2.2.1. Important

Thewires inthismainsleadarecolouredinaccordance withthefollowing code:

Blue Neutral

Brown Live

Asthecoloursofthewires inthemainsleadofthisappliance may not

correspond withthecolouredmarkingsidentifying theterminalsinyour plug,

proceedas follows:

ThewirewhichiscolouredBLUE must beconnectedtotheterminal intheplug

whichismarkedwiththeletterNor colouredBLACK.

ThewirewhichiscolouredBROWNmust beconnectedtotheterminal inthe

plug whichismarkedwiththeletterLor colouredRED.

Underno circumstances shouldeitherofthese wires beconnectedtotheearth

terminal ofthethree pinplug, markedwiththeletterE or theEarthSymbol.

2.2.2. Beforeuse

remove theConnector Coveras follows.

2.2.3. How toreplace theFuse

1. Remove theFuse Coverwithascrewdriver.

2. Replace thefuse and attachtheFuse cover.

3. SERVICE CAUTION

3.1. HOWTO DISCHARGETHECAPACITORONFRONT

C.B.A.

3.2. EEPROMDATAFORSPAREPARTSOF THEMAINC.B.A.

WhentheMainC.B.A. isreplaced, thefixedand averagedata must bechanged

byTatsujinkitaccording totheMovieCamera’ssuffix.

Then, confirmand/or adjust theVTRand Camerasection onebyone.

3.3. SERVICEEXTENSIONCABLES

Thismodelsisrequiredthefollowing extension cables for all connections.

Note 1:

Use thefollowing extension cables whenchecking or adjusting individual circuit

boardsexceptmoduleParts.

(MainC.B.A. and Sub C.B.A.)

Howtouse extension cables.

Fig. T1-1

3.4. LOCATIONFORSPARECONNECTORSOF THEMAIN

C.B.A. &SUB C.B.A.

3.4.1. MAINC.B.A.

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