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JVC GX-N7E

JVC GX-N7E
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No.
5550
:
VC
JUly
1984
Service
Manual
Manuel
de
Service
Service-Handbuch
COLOR
VIDEO
CAMERA
CAMERA
COULEUR
VIDEO
FARB-VIDEO
KAMERA
MODEL/MODELE/MODELL
GX-N’7E
*
This
Service
Manual
is
prepared
in
the
three
languages
(English,
French
and
German).
*
CONTENTS
INSTRUCTION
BOOK
@
INTRODUCTION
AND
REPAIR
SERVICE
@
ADJUSTMENT
@
PARTS
LIST
®
STANDARD
CIRCUIT
DIAGRAM
*
TABLE
DES
MATIERES
@
MANUEL
D’INSTRUCTIONS
@
INTRODUCTION
ET
SERVICE
DE
REPARATION
@
AJUSTMENT
@
LISTE
DES
PIECES
DE
RECHANGE
@
SCHEMA
DE
CIRCUIT
STANDARD
*
INHALTSVERZEICHNIS
@
BEDIENUNGSANLEITUNG
@
EINFUHRUNG
UND
REPARATUREN
@
EINSTELLUNG
@
STANDARD-SCHALTUNGSDIAGRAMM
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JVC GX-N7E Specifications

General IconGeneral
BrandJVC
ModelGX-N7E
CategoryCamcorder
LanguageEnglish

Summary

JVC Service Manual

Instruction Book Sections

Features

Overview of camera features including minimum illumination and auto-focus system.

Precautions

Safety guidelines for handling and operating the camera to prevent damage or hazards.

Names of Parts

Identification and location of external camera components and controls.

How to Set Up the Camera

Installing the Microphone

Procedure for connecting the microphone to the camera's MIC jack.

Installing and Adjusting the Viewfinder

Steps for attaching the viewfinder and adjusting its position and image magnification.

Adjusting the Grip Band

Instructions for properly fitting and adjusting the camera's grip band.

How to Connect to a VTR

Connecting to VTR with Camera Terminal

Procedure for connecting the camera to a VTR with a dedicated camera terminal.

Using the StereoMono Switch

Guidance on setting the camera's stereo/mono switch for audio recording.

How to Operate the Video Camera

Supplying Power

Methods for powering the camera via VTR or AC adaptor.

Using the Iris Control Switch

Instructions for adjusting the camera's iris using automatic and manual modes.

Important Points in Shooting

White Balance Adjustment Importance

Explanation of why white balance adjustment is crucial for accurate color reproduction.

Zooming Operation

Recording with a VTR

Viewfinder Indicators

Other Operations

Operating the Fader Button

Instructions for using the fader button for fade-in and fade-out effects.

Mounting and Demounting Lenses

Procedure for attaching and detaching camera lenses, including SLR compatibility.

Specifications

How to Clean Lenses

Adjustment Procedures

SSG Adjustment

Procedure for adjusting the SSG (Sync Signal Generator) for proper timing.

Deflection System Adjustment

Adjustments related to the camera's deflection system for image geometry.

Signal System Adjustment

Detailed steps for adjusting various signal processing circuits within the camera.

Electronic Viewfinder Adjustment

Procedures for calibrating the EVF's display settings like brightness and sync.

Main Parts Arrangement

Locations of Boards and Test Points

Adjusting Step Overview

Presetting Switches

Initial switch settings required before starting camera adjustments.

Introduction and Repair Service

Camera Cables

Specific Service and Precautions

Volume Adjustment

Direct adjustment of focus, carrier balance, brightness, and height controls.

Notes on Using Circuit Diagrams

Removing Outside Components

Removing the Lens

Step-by-step guide to safely detach the camera lens assembly.

Removing Camera Body Cover

Removing Switching Regulator

Procedure for removing the switching regulator component from the camera.

Replacing the Pickup Tube

Disassembling Electronic Viewfinder (EVF)

Removing EVF, Board, and CRT

Standard Circuit Diagram

Change of Adopted PC Board

Outline of Changes

Summary of PC board revisions and interchangeability information.

Pin Arrangements of ICs, Transistors, and Diodes

Wiring Diagram

Block Diagram of Lens

Block Diagram of Main Circuit

Circuit Diagram of Mother Board

Board Diagram of Mother Board

Circuit Diagram of Pre-Amp

Board Diagram of Pre-Amp

Circuit Diagram of Audio Board

Circuit Diagram of Pre-Process Board

Board Diagram of Pre-Process Board

Circuit Diagram of Carrier Matrix Board

Board Diagram of Carrier Matrix Board

Circuit Diagram of Detector Board

Board Diagram of Detector Board

Circuit Diagram of Black SetAuto White Board

Board Diagram of Black SetAuto White Board

Circuit Diagram of Color Gamma Board

Board Diagram of Color Gamma Board

Circuit Diagram of CDP Board

Board Diagram of CDP Board

Circuit Diagram of AGC Board

Board Diagram of AGC Board

Circuit Diagram of Encoder Board

Board Diagram of Encoder Board

Circuit Diagram of SSG Board

Board Diagram of SSG Board

Circuit Diagram of VTR Trigger, Run & Battery Alarm Board

Board Diagram of VTR Trigger, Run & Battery Alarm Board

Circuit Diagram of SW. Regulator

Board Diagram of Mic Board

Board Diagram of Tube Socket Board

Board Diagram of Bias Light Board

Circuit Diagram of EVF

Board Diagram of EVF

GX-N7 E Parts List

Packing Parts List

List of parts included in the product packaging.

Exploded View of Camera Body

Illustrated breakdown of camera components for assembly reference.

System Assembly Replacement Parts List

List of major replaceable assemblies for the camera system.

Printed Circuit Board Parts List

List of all parts used on the camera's printed circuit boards.

Important Safety Notice

Note 1: Part Supply of No Part Number

Information regarding parts that are not supplied separately.

Note 2: Decoding of Resistor, Capacitor, and Tolerance

Explanation of component value and tolerance coding used in the manual.

Packing

Packing Parts List

List of components included in the product packaging.

Exploded View of Camera Body

Diagram showing the exploded view of the camera body and its parts.

Exploded View of Camera Body

System Assembly Replacement Parts List

Printed Circuit Board Parts List

List of parts for various printed circuit boards used in the camera.

Printed Circuit Board Parts List

Resistor Parts List

Capacitor Parts List

List of capacitors with part numbers, values, and tolerances.

Diode and Transistor Parts List

Miscellaneous Parts List

List of miscellaneous electronic components like diodes and transistors.

Audio Board Parts List (CA-A003 A)

Preprocess Board Parts List (CA-B001 A)

Carrier Matrix Board Parts List (CA-C001 A)

Detector Board Parts List (CA-D001 A)

Black SetAuto White Board Parts List (CA-E004 A)

Color Gamma Board Parts List (CA-F001 A)

CDP Board Parts List (CA-G501 A)

AGC Board Parts List (CA-H501 A)

Encoder Board Parts List (CA-J503 A)

SSG Board Parts List (CA-K501 A)

VTR Trig. & Batt Alarm Board Parts List (CA-L504 A)

Mic Board Parts List (CA-M003 A)

Preamp Board Parts List (CA-2071 A)

EVF Board Parts List (CA-6071 A)

Bias Light Board Parts List (CA-8071 A)

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