JVC GR-D270US

COPYRIGHT © 2005 Victor Company of Japan, Limited
2005/2
DIGITAL VIDEO CAMERA
YF07520052
GR-D270US, GR-D271US,
GR-D275US, GR-D290US,
GR-D295US
For disassembling and assembling of MECHANISM ASSEMBLY, refer to the SERVICE MANUAL No.86700(MECHANISM ASSEMBLY).
GR-D270US, GR-D271US, GR-D275US[M5D2S5]
GR-D290US, GR-D295US[M5D2S7]
No.YF075SCH
SCHEMATIC DIAGRAMS
CD-ROM No.SML200502

JVC GR-D270US Specifications

General

Type	Mini DV
Recording Media	MiniDV tape
Optical Zoom	25x
Digital Zoom	800x
LCD Screen Size	2.5 inches
Video Resolution	720 x 480
Weight	1.5 lbs
Viewfinder	Color
Video Recording Format	DV (Digital Video)
Still Image Resolution	640 x 480
Image Sensor	CCD
Zoom	800x digital zoom
Interface	IEEE 1394 (FireWire)
Effective Pixels	680, 000 pixels

Summary

JVC Digital Video Camera Schematic Diagrams

Schematic Diagram Conventions and Notes

Explanations of symbols, units, and conventions used in schematic diagrams.

Circuit Board and Interconnection Information

Circuit Board Notes

Details on foil and component sides, and parts location guides for circuit boards.

Board Interconnection Diagram

Diagram showing signal flow and interconnections between various circuit blocks.

Main (Main IF) Schematic Diagram

Main IF Circuit Connections

Schematic detailing signal paths and connections for the Main Interface circuit.

Main (CPU) Schematic Diagram

CPU Circuitry

Schematic detailing the Central Processing Unit's connections and signal routing.

Main (Audio) Schematic Diagram

Audio Circuit Details

Schematic illustrating the audio processing circuits and their component connections.

Main (Paragon) Schematic Diagram

Paragon Circuit Connections

Schematic detailing the Paragon circuit's components and signal paths.

Main (Video) Schematic Diagram

Video Processing Circuitry

Schematic showing the video signal processing and related component connections.

Main (CDSTG) Schematic Diagram

CDSTG Circuit Details

Schematic for the CDS (Charge-Coupled Device) and TG (Timing Generator) circuits.

Main (OP DRV) Schematic Diagram

Optical Drive Driver Circuits

Schematic detailing the driver circuits for optical components like lens and motor.

Main (REG) Schematic Diagram

Voltage Regulator Circuitry

Schematic showing the various voltage regulation circuits and their components.

Main (MONIVF) Schematic Diagram

Monitor and Viewfinder Circuits

Schematic for the monitor display driver and viewfinder circuits.

Main (DSC) Schematic Diagram

Digital Still Camera (DSC) Circuits

Schematic detailing the digital signal processing and interface for DSC functions.

Main (USB) Schematic Diagram

USB Interface Circuits

Schematic illustrating the USB connection, data transfer, and power management circuits.

CCD Schematic Diagram

CCD Sensor Connections

Diagram showing the connections and signal lines for the CCD image sensor.

OPE Schematic Diagram

Operation Panel Circuits

Schematic of the operation panel controls, buttons, and related circuitry.

PREMDA (PREMDA IF) Schematic Diagram

PREMDA Interface Connections

Schematic showing interface connections for the PRE/MDA module.

PREMDA (MDA) Schematic Diagram

PREMDA (MDA) Circuit Details

Schematic detailing the MDA circuit within the PRE/MDA module.

PREMDA (PREREC) Schematic Diagram

PREMDA (PREREC) Circuit Details

Schematic detailing the PRE/REC circuit within the PRE/MDA module.

Monitor Schematic Diagram

Monitor Display Circuitry

Schematic for the monitor display control and interface components.

Front Schematic Diagram

Front Panel Circuits

Schematic for front-mounted components like external mic input and IR sensor.

VF Schematic Diagram

Viewfinder (VF) Circuit Details

Schematic illustrating the viewfinder display signals and control circuitry.

SD and Zoom Unit Schematic Diagram

SD Card and Zoom Control Circuits

Schematic for SD card interface and zoom control unit functions.

Voltage Charts

Component Voltage Readings

Table listing voltage measurements for various components in REC and PLAY modes.