Yamaha 01x User Manual

SERVICE MANUAL
■ CONTENTS（目次）
SPECIFICATIONS（仕様）....................................................................... 3/5
DIMENSIONS（寸法図）...............................................................................7
PANEL LAYOUT（パネルレイアウト）........................................................8
CIRCUIT BOARD LAYOUT（ユニットレイアウト）.............................. 12
DISASSEMBLY PROCEDURE（分解手順）........................................... 13
LSI PIN DESCRIPTION（LSI 端子機能表）............................................ 21
IC BLOCK DIAGRAM（IC ブロック図）.................................................. 33
CIRCUIT BOARDS（シート基板図）....................................................... 36
UPDATAING FIRMWARE（ファームウェアのアップデート）........ 52/54
INSPECTIONS（検査）.........................................................................56/61
TEST PROGRAM（テストプログラム）.............................................66/83
TROUBLE DIAGNOSIS（故障診断について）.............................. 100/101
DISPLAY MESSAGES（ディスプレイメッセージ）.................... 102/103
ABOUT CONNECTIONS WITH EXTERNAL DEVICES WHEN USING
THE O1X WITH A COMPUTER..................................................... 104
MIDI IMPLEMENTATION CHART .................................................. 105
MIDI DATA FORMAT ...................................................................... 106
PARTS LIST
BLOCK DIAGRAM（ブロックダイアグラム）
OVERALL CONNECTOR CIRCUIT DIAGRAM （総コネクタ接続回路図）
OVERALL CIRCUIT DIAGRAM（総回路図）
Copyright (c) Yamaha Corporation. All rights reserved. PDF-K8542 Printed in Japan ’04.01
SY 011705
20031125-179000

Yamaha 01x Specifications

General

Sampling Rate	44.1 kHz, 48 kHz
Bit Depth	24-bit
Control Surface	Yes
Aux Sends	4
MIDI I/O	In/Out/Thru
A/D Resolution	24-bit
Type	Digital Mixer
Channels	28
Faders	9 motorized faders
Connectivity	MIDI
Effects	Built-in effects processor
Inputs - Mic Preamps	8 x XLR
Inputs - Line	8 TRS
Inputs - Other	ADAT optical
Outputs - Main	2
Outputs - Other	ADAT optical, headphone
EQ Bands	4-band
Computer Connectivity	mLAN

Summary

Contents

Specifications

Detailed technical specifications including sampling frequency, frequency response, and distortion.

Dimensions

Physical dimensions of the O1X unit, including width, depth, and height.

Panel Layout

Overview of the controls and indicators on the top panel of the O1X.

Circuit Board Layout

Diagrams illustrating the physical layout of the circuit boards within the unit.

Disassembly Procedure

Step-by-step instructions for safely disassembling the O1X unit.

LSI Pin Description

Detailed pin descriptions and functions for various LSIs used in the O1X.

IC Block Diagram

Block diagrams showing the internal structure and connections of key ICs.

Circuit Boards

Visual diagrams of the physical layout of the main circuit boards.

Updating Firmware

Procedure for updating the O1X firmware using SMF via MIDI.

Inspections

Procedures and conditions for inspecting the O1X unit's various functions.

Test Program

List and descriptions of diagnostic tests for checking O1X functionality.

Trouble Diagnosis

Methods for diagnosing malfunctions based on CPU status and LED indicators.

Display Messages

Explanations of messages displayed on the O1X LCD screen during operation.

Connections with External Devices

Guidance on connecting the O1X to external devices and computers to minimize noise.

MIDI Implementation Chart

Chart detailing MIDI messages transmitted and recognized by the O1X.

MIDI Data Format

Explanation of MIDI data formats used for communication with the O1X.

Parts List

Overall Assembly

Exploded view and parts list for the entire O1X unit assembly.

PN1 & PN2 Circuit Board Assembly

Parts list and layout diagrams for the PN1 and PN2 circuit boards.

RE Circuit Board Assembly

Parts list and layout diagrams for the RE circuit board.

Electrical Parts

Detailed list of all electrical components used in the O1X.