Table of Contents
Manual Structure
Purpose of this manual....................................................................................................................3
Related manuals...........................................................................................................................3
1. Service Overview
1-1. Installation.....................................................................................................................1-1
1-1-1. Installation Environment...............................................................................................1-1
1-1-2. Power Supply...........................................................................................................1-1
1-1-3. External Dimensions....................................................................................................1-2
1-1-4. Matching Connectors and Cables.......................................................................................1-3
1-1-5. Input/Output Signals of Connectors....................................................................................1-4
1-1-6. Functions of Onboard Switches, LEDs, and Connectors...............................................................1-9
1-2. Location of Main Parts (Boards).............................................................................................1-12
1-3. Replacement of Main Parts..................................................................................................1-13
1-3-1. Top Panel Assembly..................................................................................................1-13
1-3-2. Switching Regulator...................................................................................................1-14
1-3-3. DC Fan (80 Square)...................................................................................................1-15
1-3-4. LCD Module..........................................................................................................1-16
1-3-5. Fader Assembly/VR-345 Board.......................................................................................1-17
1-3-6. CN-3403 Board........................................................................................................1-19
1-3-7. CN-3404 Board........................................................................................................1-20
1-3-8. MIX-54 Board.........................................................................................................1-20
1-3-9. KY-671 Board.........................................................................................................1-22
1-3-10. SW-1521 Board.......................................................................................................1-23
1-3-11. Lithium Battery........................................................................................................1-24
1-3-12. Pointer.................................................................................................................1-25
1-3-13. Dust Protection Sheet.................................................................................................1-25
1-3-14. Notes for Replacing Boards...........................................................................................1-26
1-4. Periodic Check Parts.........................................................................................................1-28
1-4-1. Cleaning the Fan......................................................................................................1-28
1-4-2. Cleaning the Dust Protection Sheet...................................................................................1-28
1-5. Message List.................................................................................................................1-30
1-6. Version Update...............................................................................................................1-33
1-6-1. Version Update from the USB Memory..............................................................................1-33
1-6-2. Recovery in Case Installation of Installation Module Fails...........................................................1-35
1-7. Circuit Description...........................................................................................................1-36
1-7-1. Board Description.....................................................................................................1-36
1-7-2. Video Signal Processing Circuit......................................................................................1-36
1-7-3. Audio Signal Processing Circuit......................................................................................1-37
1-7-4. Control Circuit........................................................................................................1-37
1-7-5. Synchronization Circuit...............................................................................................1-38
1-8. Lead-free Solder.............................................................................................................1-39
1-9. Circuit Protection Parts......................................................................................................1-40
1-9-1. Circuit Protection Element............................................................................................1-40
1-9-2. Replacing Fuse........................................................................................................1-40
MCS-8M
1
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