ENSONIQ ASR-10 Service Manual

Table of Contents
LIST OF FIGURES
Figure 1 - Note the single jumper above the Simm slots
...................................................... 2
Figure 2 - Note the two different jumpers above theSEvIM slots ......................................... 2
Figure 3 - Rear view of Panasonic Disk Drive ..................................................................... 3
Figure 4 - Correct Sony 420-l jumper settings..
...................................................................
4
Figure 5 - Correct tool for removing cables..........................................................................
6
Figure 6 - ASR Block Diagram.. ........................................................................................... 7
Figure 7 - Communications Path
..........................................................................................
10
Figure 8 - AC Line Voltage Check Points ............................................................................ 12
Figure 9 - ASR-10 Power Supply Board.. ............................................................................. 13
Figure 10 - Incorrect Analog Power Supply Voltages (flow chart)
......................................
14
Figure 11 - Incorrect Digital Power Supply Voltages (flow chart)
....................................... 15
Figure 12 - No LEDs Lit (flow chart) ................................................................................... 17
Figure 13 - All LEDs Lit, No Display (flow chart).
..............................................................
18
Figure 14 - ROM and disk Compatibility
.............................................................................
25
Figure 15 - ASR-10 Exploded View.. ................................................................................... 39
Figure 16 - ASR-88 Exploded View.. ................................................................................... 40
Figure 17 - ASR-10 Digital Board..
......................................................................................
42
Figure 18 - ASR-10 Analog Board
.......................................................................................
42
Figure 19 - ASR-10 Center Support Bracket Assembly.. ..................................................... 44
Figure 20 - ASR- 10 Keyboard Mounting Bracket..
..............................................................
46
Figure 21 - ASR-88 Bracket locations..
................................................................................
46
Figure 22 - SCSI Board Mounting
........................................................................................ 50
Figure 23 - Installing a DI-10 Board into an ASR-10 Keyboard Unit
.................................. 52
Figure 24 - ASR-1OR Exploded View.. ................................................................................ 55
Figure 25 - Top Side of the ASR-10 Rack PCB Mounting Bracket
..................................... 64
Figure 26 - Installing a DI-10 Board into an ASR-10 Rack Unit.. ........................................ 64
Figure 27 - SIMM Layout.. ................................................................................................... 67
Figure 28 - Board differences ...............................................................................................
68
Figure 29 - Simm Access on the new Rev Board ................................................................. 70
Figure 30 - THESE ARE THE ONLY CONFIGURATIONS THAT WILL WORK PROPERLY!.
.
.7 1
Figure 3 1 - SIMM Access on the Old Rev Board..
...............................................................
71
Figure 32 - THESE ARE THE ONLY CONFIGURATIONS THAT WILL WORK PROPERLY!.
.
.72
Figure 33 - SIMM Socket Components ................................................................................ 72
Figure 34 - Removing SIMMs ..............................................................................................
73
Figure 34 - Installing SIMMs.. ..............................................................................................
73
Figure 36 - A properly Installed SIMM
................................................................................
73
ASR Service Manual
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ENSONIQ ASR-10 Specifications

General

Brand	ENSONIQ
Model	ASR-10
Category	Recording Equipment
Language	English