Panasonic NV-FJ623EC Manual de usuario

ORDERNO. VRD0202005C2

Video Cassette Recorder

NV-FJ623EC / NV-FJ623ECN

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:

Adjustment procedures, DisassemblyProcedures and AssemblyProcedures forMechanism

Chassis are separate volume fromthis service manual.

Please refertothe service manual forZ-MechanismChassis. (OrderNo. VRD9802005C2)

2. GENERAL DESCRIPTIONS

2.1. SERVICECAUTION

2.1.1. REPLACING IC7702/EEPROM

Whenthe EEPROM: IC7702 is replaced, applicable model code, option code and electrical

adjustment data will not be available.

Therefore, enterand/oradjust the necessarydata afterreplacing IC7702 byreferring following

procedure.

STEP1.REPLACE THE IC7702

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

Disassemblyprocedure.

2. Disconnect the AC plug and replace the IC7702.

STEP2.INPUTTHE MODEL& OPTION CODE

1. Set up the applicablemodel code and option code byordering the

following table.

PROCEDURE F.I.P. DISPLAY

Turnon the Service Mode

1.Press the FF keyand the

EJECTkeysimultaneouslyfor

more than3 seconds.

Activate the Service Mode 2

2.While keepplacing FF key,

press the EJECTkeyintwice.

Activate the Entering Mode.

3.Press the EJECTkeyformore

than3 seconds.

Set the Mode 2.

4.Press the CH UP keyintwice.

Displaythe Setting Code.

5.Press the POWER Button to

turnthe poweron.

(Colon starts

flashing)

Enterthe Model and Option Code.

6.Service Screenis displayedon the monitor.

7.Set the applicable Model and Option code by

using REW, PLAY, STOP and FF keys on

theRemote Controller. (See Fig.S1 & S2)

Exit fromService Mode.

8.Press the POWER Button to

turnthe poweroff.

9. Press FF and EJECTkeys

simultaneouslyin6 times.

(Normal

Indication)

Fig.S1 Service Screen(sample)

Model No. Model

/ Code Option

Code 1 Option

Code 2 Option

Code 3

NV-FJ623EC/ECN 66

(42h) 125

(7Dh) 196

(C4h) 6

(6h)

Fig. S2 Model Code & Option Code

NOTE:

Since all electrical adjustments data is still not available, perform the Electrical Adjustment

continuously.

2.1.2. CYLINDER UNITREPLACEMENT

1. CYLINDERUNITREPLACEMENT

A. Remove the mechanism unitfrom MAINC.B.A./Chassisby

referring “SECTION2. DisassemblyProcedure”.

B. Remove the 3screws(A)of the CYLINDERUNITwith ascrew

driver.

C. Unlock the 4locking tabs (B)and disconnect the Cylinder

flexiblecard from the FPCHolder.

D. Remove the CYLINDERUNIT.

CAUTION:

Handlethe Cylinder flexiblecard with care. When itdamaged, you

shouldreplace wholeCylinder unit.

Fig. S3

2. UPPERCYLINDERDISASSEMBLY

A. Remove 2screws(A).

B. Remove the Cylinder Stator Unit.

C. Remove 2screws(B).

D. Remove the Cylinder Rotor Unit.

E. Loose Hex screw (C)(1.5mm) and remove the CYLINDER

RETAINER.

F. Remove the Upper Cylinder. Fig. S4

3. UPPERCYLINDERASSEMBLY

When reassembling, perform the steps inthe reverse order.

Notes:

1. Install the Cylinder Retainer so that the 2holes on top of the

Cylinder Retainer are at right angles with the P3502 Connection.

2. Tighten the Hex screw (C)(1.5mm) whilepressing downon top of

the Cylinder Retainer. Fig. S5

3. Install the Cylinder Rotor Unitso that the inner holeof the

Cylinder Rotor Unitfits to the small projection (D)on top of the

Upper Cylinder.

4. Tighten 2screws(B). Fig. S6

5. install the Cylinder Stator Unit.

6. Tighten 2screws(A). Fig. S7

7. Confirm the PG SHIFTERADJUSTMENTwith the alignment tape

(PAL: VFJ8125H3F) and adjust itifnecessary.

2.1.3. CHECKING OFMAIN C.B.A.

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

turnover.

Fig. S8

2.1.4. FLATCARD CABLE INSTALLATION

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

contacts facing the connectorcontacts.

Fig. S9

2.2. REMOVALOFCASSETTE TAPE

There are 2 ways toremove a cassette tape.

1. Service Information DisplayOperation

A. Press the FF and EJECTkeyssimultaneoslyfor 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. S10 . (Tape is

remaining) Fig. S10

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

take up the tape. Fig. S11

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

ejected.

2.3. 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.

VFK0923FT

(ForService usage)

Type of Cassette Full VHS Cassette

Cleaning Time 10 Seconds/Time

Tape Length 20 m

Usabilityina Path 180 Times

VFK0823FSE

(Forend users)

Type of Cassette Full VHS Cassette

Cleaning Time 10 Seconds/Time

Tape Length 3.34 m

Usabilityina Path 30 Times

VFK0823FSE

(Forend users)

Note:

The tape material itselfisthe same inboth types.

2.4. SELF-DIAGNOSISRESULT DISPLAY

The "SELF-DIAGNOSIS RESULT DISPLAY & MEMORY function is built inthis VTR.

It means that whenthe VCR detects undesirable condition, it canbe displayeda “Errorcode

(Twonumbers fromthe right)” withService Mode 2.

Since the "Errorcode" is storedinthe EEPROM, it canbe displayedalthough after

disconnectedthe AC leads. It canbe displayedwithService Mode 2.

(If a second errorhadbeendetected, onlythe most recent erroris displayed. )

Formore details, refertothe Service Manual forZ-MechanismChassis Ordernumber

VRD9802005C2.

Este manual sirve para los siguientes modelos

Otros manuales de Sistema de VCR de Panasonic

Panasonic

Panasonic NV-MV40GL Manual de usuario

Panasonic

Panasonic NV-J45 Series Manual de usuario

Panasonic

Panasonic NV-HV50 Series Manual de usuario

Panasonic

Panasonic Omnivision VHS PV-V4022 Manual de usuario

Panasonic

Panasonic AJ-YA120AG Manual de usuario

Panasonic

Panasonic PV-V4524S Manual de usuario

Panasonic

Panasonic Omnivision VHS PV-4905 Manual de usuario

Panasonic

Panasonic NV-FJ730 Series Manual de usuario

Panasonic

Panasonic NV-DV2000EC Manual de usuario

Panasonic

Panasonic AG7450AP - HI-FI VCR/BRC Manual de usuario

Panasonic

Panasonic Omnivision PV-7661 Manual de usuario

Panasonic

Panasonic Omnivision PV-9451 Manual de usuario

Panasonic

Panasonic Omnivision PV-7401 Manual de usuario

Panasonic

Panasonic AG710 - INDUSTRIAL VHS Manual de usuario

Panasonic

Panasonic NV-J1 Series Manual de usuario

Panasonic

Panasonic NV-HS870EG Manual de usuario

Panasonic

Panasonic Omnivision PV-8451 Manual de usuario

Panasonic

Panasonic Omnivision PV-S7680 Manual de usuario

Panasonic

Panasonic NV-L25 Series Manual de usuario

Panasonic

Panasonic AG-W2 Manual de usuario

Panasonic

Panasonic NV-HD620 Series Manual de usuario

Panasonic

Panasonic Quasar Omnivision VHQ040M Manual de usuario

Panasonic

Panasonic AG-DS850HP Manual de usuario

Panasonic

Panasonic NV-FS1 Series Manual de usuario

Manuales populares de Sistema de VCR de otras marcas

Toshiba

Toshiba M-662 Manual de usuario

Sony

Sony GV-500 Primary Manual de usuario

JVC

JVC HR-J282EU Manual de usuario

Sony

Sony HDCAM-SR SRW5800 Manual de usuario

Magnavox

Magnavox VRU242AT Manual de usuario

Sony

Sony HVR-M10C Manual de usuario

RCA

RCA VR634HF - Hi-Fi VCR Manual de usuario

JVC

JVC HR-5910U Manual de usuario

JVC

JVC HR-S8600EU Manual de usuario

JVC

JVC HR-FS1U Manual de usuario

Sharp

Sharp VC-H9888U Manual de usuario

FUNAI

FUNAI LC-950 Manual de usuario

Sharp

Sharp VC-S2000GM Manual de usuario

Sony

Sony Video8 EV-A60 Manual de usuario

Aiwa

Aiwa HV-E212 Manual de usuario

JVC

JVC HR-J3006UM Manual de usuario

GE VG4271 Manual de usuario

RCA

RCA VR678HF Manual de usuario