Scope and Intended Users ........................................................................................................................................... xiii

Conventions ......................................................................................................................................................................... xiii

References ..........................................................................................................................................................................xiv

User Responsibility ...........................................................................................................................................................xiv

Important ..............................................................................................................................................................................xiv

Important Safety Information ..........................................................................................xvii

Warnings ..............................................................................................................................................................................xvii

Cautions .............................................................................................................................................................................. xxv

Symbol Definitions ......................................................................................................................................................... xxvi

Chapter 1: Functional Description ...................................................................................... 1

1.1 Control Board .................................................................................................................................................................1

1.2 Relay Board ....................................................................................................................................................................3

1.3 Display Driver Board / EL Display .........................................................................................................................4

1.4 LED Board .........................................................................................................................................................................5

1.5 Power Supply ..................................................................................................................................................................5

1.6 Peripheral Components .............................................................................................................................................5

1.7 DataLink Option ............................................................................................................................................................6

1.8 Servo Controlled Oxygen Option ...........................................................................................................................7

1.9 Humidifier .........................................................................................................................................................................8

Chapter 2: Service Checkout ................................................................................................ 9

2.1 Mechanical Checks ......................................................................................................................................................9

2.2 Controller Checks....................................................................................................................................................... 10

2.3 Humidity Check .......................................................................................................................................................... 11

2.4 Servo Controlled Oxygen Check ......................................................................................................................... 12

Service Language Disclaimer .........................................................................................................................xviii

2.4.1 Leak Check ..................................................................................................................................................... 12

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