Sony HXCU-100 Service Manual

5-15 (E)
HXCU-100
5-5-14. VIF-39 Board
1. Remove the front assembly.
(Refer to Section 5-1.)
2. Remove the top cover.
(Refer to Section 5-2.)
3. Remove the rear panel assembly.
(Refer to Section 5-3.)
4. Remove the VIF-39 board from connector
CN3 on the MB-1124 board.
5. Disconnect the harness from the connector
CN4 on the VIF-39 board.
6. Install a new VIF-39 board by reversing the
steps above.
CN4
CN3
VIF-39 board
Harness
MB-1124 board

Sony HXCU-100 Specifications

General

Brand	Sony
Model	HXCU-100
Category	Control Unit
Language	English

Summary

Installation

Connector Input/Output Signals

Details the specifications and types of input/output signals for various connectors.

Installing the HKCU-FP1

Mounting the Unit in a 19-Inch Rack

Details the process and necessary parts for mounting the unit in a standard 19-inch rack.

Service Overview

Service Information

Provides general service information, including necessary tools and notes on battery replacement.

Upgrading the Software Programs

Notes on Replacement of Circuit Board

System Setup

System Connection

Illustrates the overall system connection diagram for the HXCU-100, showing input/output signals.

Video Signal System

Maintenance Mode

Starting/Exiting the Maintenance Mode

Provides step-by-step instructions for entering and exiting the unit's maintenance mode.

VE OPERATION Menu

MAINTENANCE Menu

Explains the procedures for setting serial numbers, updating firmware, and other maintenance operations via the MAINTENANCE menu.

Replacement of Main Parts

Removing/Installing the Front assembly

Provides instructions on how to remove and install the front assembly of the unit, including screw locations.

Removing/Installing the Rear Panel Assembly

Replacing Boards

Covers the replacement procedures for various boards within the unit, such as AU-321, CN-3080, CN-3081, etc.

DPR-300 Board

Provides detailed instructions for removing and installing the DPR-300 board, including coaxial cable disconnection.

SY-364 Board

Electrical Alignment

Preparations

Equipment Required

Lists all necessary measuring equipment, oscillators, and related equipment for electrical alignment.

Initial Settings

Specifies the initial settings required for the CCU menu, front panel, and SY-364 board before adjustments.

RTS Intercom Adjustment Check

Video/Reference Signal System Adjustment

SD Signal System Adjustment

HD Signal System Adjustment

Y/R-Y/B-Y Output Level Adjustment (HD)

Spare Parts

Notes on Repair Parts

Exploded Views

Shows exploded views of the front panel assembly with numbered parts and their corresponding part numbers.

Electrical Parts List

Lists electrical parts for various boards such as AU-321, CN-3080, CN-3081, etc., with their part numbers.

Schematic Diagrams

DPR-300

Presents the detailed schematic diagrams for the DPR-300 board, covering various circuit blocks.

SY-364

Includes the schematic diagrams for the SY-364 board, illustrating its microcomputer and signal processing functions.

Board Layouts

DPR-300

Provides a detailed layout of the DPR-300 board, showing the placement of major components and connectors.

SY-364

Displays the physical layout of components on the SY-364 board, including connector pinouts and component references.