Panasonic NV-HS860EG-K Manuale utente

ORDERNO. VRD0008024C2

Video Cassette Recorder

NV-HS860EG-K / NV-HS860EG-S / NV-HS860B-S / NV-

HS860EC-S / NV-HS960EG-S / NV-HS960B-S / NV-HS960EC-

Z-MECHANISM

SPECIFICATIONS

Unauthorized copying and distribution isaviolation of law.

1. INTRODUCTION

This service manual contains technical information whichwill allowservice personnel to

understand and service this model.

If the circuit is changedormodified, this information will be followedbysupplementaryservice

manual tobe filedwithoriginal service manual.

Note:

1. Adjustment procedures, DisassemblyProcedures and Assembly

Procedures for Mechanism Chassisare separate volume from this

service manual. / Please refer to the service manual for Z-

Mechanism Chassis. (Order No. VRD9802005C2)

2. The Model No. isindicated on the SchematicDiagram and Circuit

Board Diagrams as follows.

Model No. Indication Mark

NV-HS860EG-K/EG-S (A)

NV-HS860B-S (B)

NV-HS860EC-S (C)

NV-HS960EG-S (D)

NV-HS960B-S (E)

NV-HS960EC-S (F)

2. GERAL DESCRIPTIONS

2.1. SERVICECAUTION-1

-REPLACING IC7701, IC7703 and/orB7701-

Whenthe OSD-MicroprocessorIC7701, S-RAM IC7703 and/orBack-up batteryB7701 are

replaced, the Tape Librarydata will not be available.Therefore, back up the Tape Librarydata

first, thenperform necessaryservicing.

NOTE:

*The Tape Librarysystem isachieved using not onlythe data of

which isrecorded on the tape but also the data isstored inS-RAM

IC7703.*The stored data inS-RAMIC7703 isbacked up byusing the

power source of:

*AC Connected: AC Power souse

*AC Disconnected: Back-up Battery(B7701).

(NOTE: Even ifthe OSDPACK C.B.A.(VEP07A30A/B)is

disconnected from the VCR, the power isstill supplied from Back-

up battery.)

2.1.1. REPLACING PROCEDURE

2.1.1.1. PREPARATION

NOTE:

Itisnecessarythat the Tape LibrarySystem has to operate properly.

STEP1.BACK UP THE TAPE LIBRARY DATA

1. Connect aTV and aRFAerial lead to the VCR and receive one of

TV station.

2. Record the TV programme for at least 15 minuets inthe SP or LP

mode (25 minuets inthe EP mode) on aCassette Tape.

2.1.1.2. REPLACEMENT

STEP2.REPLACE THE IC7701, IC7703 AND/OR B7701

1. Disconnect the AC plug.

2. Remove the C.B.A. with Mechanism unitbyreferring the

Disassemblyprocedure.

3. Replace the IC7701, IC7703 and/or B7701.

STEP3.RESTORE THE TAPE LIBRARY DATA

1. Using the Remote controller:

A. Press the MENU button and then the Cursor buttons to select

"Tape Library".

B. Select "Restore data" and Press the OKbutton.

2. Insert the Backed-up cassette tape into the VCR. / The restoration

of Librarydata starts automatically. / (Ittakes some time to be

completed.)

3. Store the Tape Librarydata accordingly.

2.2. SERVICECAUTION-2

-REPLACING IC6701-

Whenthe EEPROM IC6701 is replaced, propermodel code, option code and electrical

adjustment data will not be available. Therefore, enterthe necessarydata afterreplacing IC6701.

2.2.1. REPLACING PROCEDURE

STEP1.REPLACEMENT

1. Disconnect the AC plug and replace the IC6701.

STEP2.INPUTTHE MODEL& OPTION CODE

1. Set up the model code and option code byordering the following

table.

PROCEDURE F.I.P. DISPLAY

Turnon the Service Mode

-"Turn theShuttleRing to FF"*1and press

theEJECTkeysimultaneouslyfor morethan

3seconds.

Activate the Service Mode 2

-"Turn theShuttleRing to FF"*1and press

theEJECTkeyin twice.

Activate the Entering Mode.

-Press theEJECTkeyin morethan 3

seconds.

Set the Mode 2.

-Press theCH UPkeyin twice.

Displaythe Setting Code.

-Press thePOWER Button. / (POWER ON)

(Colon Starts

Flashing)

Enterthe Model and Option Code.

-Set theModel and Option codebyusing REW, PLAY, STOPand FF

keyson theRemote Controller. (See Fig.S1 Service Screen (Sample) &

S2)

Exit fromService Mode.

-Press thePOWER Button. / (POWER OFF)

-Press FF and EJECTkeyssimultaneously

in 6times.

(Normal

Indication)

*1: NV-HS960 series only. As forNV-HS860 series, press the FF keyinsteadof "turning the Jog

dial."

Fig.S1 Service Screen(Sample)

Model No. Model

Code Option

Code 1 Option

Code 2 Option

Code 3

NV-HS860EG 192 08 117 47

NV-HS860EC 196 08 117 47

NV-HS860B 200 32 116 47

NV-HS960EG 193 08 117 63

NV-HS960EC 197 08 117 63

NV-HS960B 201 32 116 63

Fig.S2 Model Code & Option Code

NOTE:

Since all electrical adjustments data isstill not available, perform

the Electrical Adjustment continuously.

-Turn on the Service Mode by:/ (NV-HS960 series) / Rotating the

ShuttleRing to FF side and press the EJECTkeysimultaneously

for 3seconds. / (NV-HS860 series) / Pressing the FF and the

EJECTkeysimultaneouslyfor 3seconds. / Then select the Service

Mode 7byrepeating above operation in7times.

2.2.2. CHECKING OFMAIN C.B.A.

Whenservicing the MAIN C.B.A., take out the MAIN C.B.A. and mechanismfromthe frame and

turnover.

And thenconnect the Extension Cable (VFK2744) betweenthe POWER C.B.A. connector(P1102)

and the MAIN C.B.A. connector(P1001) as shownin Fig. S3.

Fig. S3

2.2.3. SERVICING THE PACK C.B.A.

Whenservicing the OSD Pack C.B.A. and Input/Output Pack C.B.A. and TBC Pack C.B.A. and

FSC Pack C.B.A., connections of extension cable are necessaryas shownbelow.

Part No. Part Name Pcs. Connection

VFK1567 15P EXTENSION

CABLE 4PP7703 (MAIN C.B.A.) - PS7703 (OSD Pack C.B.A.)

PP7702 (MAIN C.B.A.) - PS7702 (OSD Pack C.B.A.)

PP7701 (MAIN C.B.A.) - PS7701 (OSD Pack C.B.A.)

PP3904 (MAIN C.B.A.) - PS3904 (Input/Output Pack

C.B.A.)

VFK1568 13P EXTENSION

CABLE 1PP3905 (MAIN C.B.A.) - PS3905 (Input/Output Pack

C.B.A.)

VFK1555 8P EXTENSION CABLE 1 PP3903 (MAIN C.B.A.) - PS3903 (Input/Output Pack

C.B.A.)

VFK1564 10P EXTENSION

CABLE 1PP3902 (MAIN C.B.A.) - PS3902 (Input/Output Pack

C.B.A.)

VFK1569 5P EXTENSION CABLE 1 PP3901 (MAIN C.B.A.) - PS3901 (Input/Output Pack

C.B.A.)

VFK1635 3P EXTENSION CABLE 2 PP3751 (TBC Pack C.B.A.) - PS3751 (FSC Pack C.B.A.)

PP3502 (MAIN C.B.A.) - PS3502 (TBC Pack C.B.A.)

VFK1634 7P EXTENSION CABLE 2 PP3501 (MAIN C.B.A.) - PS3501 (TBC Pack C.B.A.)

PP3503 (MAIN C.B.A.) - PS3503 (TBC Pack C.B.A.)

Fig. S4

2.2.4. CYLINDER UNITREPLACEMENT

1. CYLINDERUINTREPLACEMENT

A. Remove the 3Screws(A)of the CLINDERUNITwith a

magnetized screw driver. Fig. S5

2. UPPERCYLINDERDISASSEMBLY

A. Remove the Top Panel.

B. Remove the screw (A)and Earth Plate.

C. Move the lock pinch to the left side inorder to release the

cylinder lock.

D. Keep turning the Upper cylinder clockwise and /

counterclockwise alternatelyand remove the Upper cylinder.

Fig. S6

3. UPPERCYLINDERASSEMBLY

A. When mount the Upper cylinder, the lock of ithas to be

released.

Keep turning Upper cylinder clockwise and / counterclockwise

alternatelyand keep pressing ituntil itismounted completely.

B. Move the lock pinch to right side inorder to fixthe Upper

cylinder after the Upper cylinder has been mounted.

Fig. S7

2.2.5. FLATCARD CABLE INSTALLATION

Wheninstalling the Flat CardCable on the connector, install the Flat CardCable withthe cable

contacts facing the connectorcontacts.

Fig. S8

2.3. REMOVALOFCASSETTE TAPE

There are 2 ways toremove a cassette tape.

1. Service Information DisplayOperation

A. Turn the ShuttleRing to FF and Press EJECTkey

simultaneouslyfor 3seconds and set the Service Mode 7.

B. Press STOPkeyinorder to rotate the Loading Motor for

unloading operation. (Payan attention of tape slack)

2. Manual Operation

A. Disconnect the AC Mains Lead and remove the Top Panel.

B. Rotate the MainCam Gear clockwise until the Loading Posts

move to fullyunloaded position as shownin Fig. S9. (Tape is

remaining)

Fig. S9

C. Rotate the Capstan Motor clockwise from the bottom side to

take up the tape. Fig. S10

D. Rotate the MainCam Gear clockwise until the cassette tape is

ejected.

2.4. INTRODUCTIONOFVIDEO HEAD CLEANING CASSETTE /

(POLISHING TYPE)

1. We are pleased to introduce PanasonicVideo Head Cleaning

Cassette, VFK0923FT [for service purposes] and VFK0923FSE [for

end users] for all VHS/SVHSVCPand VCR.

2. These cleaning cassettes are exclusive removing the hard and

stickyclogging on video heads.

3. These improve the efficiencyof video head cleaning service and

shortening cleaning time for end users.

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