Table Of Contents - SPHINX Project Two MKII Service Manual

Table of Contents

SPHINX Project Two Mk2

1. UNPACKING .......................................................................................................................................3

2. SPHINX WARRANTY CARD..............................................................................................................3

3. CONTACTING THE MANUFACTURER.............................................................................................3

4. THE PRE-AMP AT A GLANCE ..........................................................................................................4

Front panel................................................................................................................................................... 4

Rear panel ................................................................................................................................................... 5

5. OPERATION .......................................................................................................................................6

Power on...................................................................................................................................................... 6

Selecting an input ........................................................................................................................................ 6

Adjusting the volume level ........................................................................................................................... 6

Memory mode .............................................................................................................................................. 6

Power off...................................................................................................................................................... 6

6. SPHINX REMOTE CONTROL ............................................................................................................7

Buttons and LED indication.......................................................................................................................... 7

Operation ..................................................................................................................................................... 8

Selecting without switching .......................................................................................................................... 8

Batteries....................................................................................................................................................... 8

Encountering problems... ............................................................................................................................. 8

7. TECHNICAL SPECIFICATIONS.........................................................................................................9

8. ADJUSTMENT PROCEDURES........................................................................................................10

Bias and Offset .......................................................................................................................................... 10

Initial Set-up ............................................................................................................................................... 10

Bias / Offset Adjustment ............................................................................................................................ 10

9. PROBLEMS AND SOLUTIONS .......................................................................................................11

10. DIAGRAMS AND PARTS LISTS....................................................................................................12

Connection Diagram for testing the Project 2 Mk2..................................................................................... 13

Schematic overview of Project 2 mainboard .............................................................................................. 14

Project 2 power supply overview................................................................................................................ 15

Project 2 power supply............................................................................................................................... 16

Project 2 input selection ............................................................................................................................. 17

Project 2 left pre-amp................................................................................................................................. 18

Project 2 right pre-amp .............................................................................................................................. 19

Project 2 phase inverter ............................................................................................................................. 20

Project 2 display......................................................................................................................................... 21

PCB drawings of Project 2 Mk2 ................................................................................................................. 22

Partlist pre-amp.......................................................................................................................................... 23

Partlist display............................................................................................................................................ 31

Service Manual