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Hitachi VK-S454 User Manual

Hitachi VK-S454
42 pages
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SERVICE MANUAL
VK-S454
VK-S454E
TK No. 8101E
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
COLOR VIDEO CAMERA
2001January
Digital Media Products Division,Tokai
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Hitachi VK-S454 Specifications

General IconGeneral
Operating Temperature-10°C to +50°C
Operating Humidity20% to 80% (non-condensing)
S/N RatioMore than 50 dB
Day/NightYes
Wide Dynamic RangeYes
Video CompressionH.264, MJPEG
Frame Rate30 fps
Network Interface10/100Base-TX
ProtocolsHTTP, FTP, SMTP, DNS, DDNS, NTP, RTP
Power SupplyDC 12V

Summary

CHAPTER 1 GENERAL INFORMATION

Specifications

Technical specifications of the camera, including signal, scanning, sensor, and resolution.

CHAPTER 2 DISASSEMBLY

Disassembly Procedure

Step-by-step instructions for disassembling the camera unit and its components.

CHAPTER 3 ELECTRIC CIRCUIT ADJUSTMENT

Test Equipment and Jigs

Lists essential test equipment, jigs, and charts required for performing circuit adjustments.

Starting Adjustment Program (SMAP)

Guide on how to start and operate the SMAP software for camera adjustments.

Adjustment Procedures

Covers data initialization, electronic volume, auto iris, white balance, and chroma gain adjustments.

Autofocus and Spot Noise Adjustments

Details autofocus adjustments (tracking, noise level, zoom trace) and spot noise correction.

IR Control Adjustment

Steps for performing the IR control adjustment for proper infrared functionality.

Error Messages and Troubleshooting

Lists common error messages for circuits/functions, with countermeasures and troubleshooting steps.

CHAPTER 4 EXPLODED VIEW

Mechanical Component Identification

Visual representation of mechanical components and their assembly order with part references.

CHAPTER 5 REPLACEMENT PARTS LIST

Mechanical Parts

Catalog of mechanical components, including part numbers and descriptions for replacement.

Electrical Parts

Comprehensive list of electrical components, specifying part numbers and values.

CHAPTER 6 SCHEMATICS, CIRCUIT BOARD AND BLOCK DIAGRAMS/MICROPROCESSOR PIN FUNCTION TABLES

Internal Wiring Diagram

Diagram illustrating the internal wiring and signal flow between camera modules.

Waveforms

Displays typical signal waveforms at various test points for diagnostic analysis.

PC Circuit Board Diagram

Detailed layout of the PC circuit board, showing component placement and routing.

SP and CSR Circuit Board Diagrams

Layout diagrams for SP and CSR circuit boards, showing component positioning and trace paths.

Block Diagram

Functional block diagram of the camera system, showing major modules and data flow.

Microprocessor Pin Function Tables

Table detailing the function of each pin on the digital microprocessor unit.

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