Table Of Contents - Brother PR600II Service Manual

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1. Outline of Mechanism ........................................................................1 - 1
Main Mechanisms ...........................................................................1 - 2
Driveline ..........................................................................................1 - 3
Positions of electronic components ................................................1 - 5
Control system block diagram .........................................................1 - 7
Operation of other electronic components ......................................1 - 8
2. Disassembly ........................................................................................2 - 1
Main parts ..........................................................................................................2 - 2
Motor cover and carriage cover removal ...........................................................................................2 - 3
Bed cover removal .............................................................................................................................2 - 4
Arm cover R removal ........................................................................................................................2 - 5
Arm cover L removal .........................................................................................................................2 - 6
Base cover R removal ........................................................................................................................2 - 7
Base cover L removal ........................................................................................................................2 - 8
LED drive PCB removal ....................................................................................................................2 - 8
LED PCB plate removal ....................................................................................................................2 - 9
Main PCB assembly removal ............................................................................................................2 - 9
Spool stand frame final assembly removal ........................................................................................2 - 9
Operation panel assembly removal ..................................................................................................2 - 10
Thread take-up cover removal .........................................................................................................2 - 10
Tension base removal ......................................................................................................................2 - 11
Needle plate removal .......................................................................................................................2 - 11
Needle plate base assembly removal ...............................................................................................2 - 12
Needle plate base disassembly .........................................................................................................2 - 12
Picker bracket removal ....................................................................................................................2 - 12
Picker bracket disassembly ..............................................................................................................2 - 13
Rotary hook removal .......................................................................................................................2 - 13
Cutter unit final assembly and picker final assembly removal ........................................................2 - 14
Feed unit ..........................................................................................................2 - 15
T-belt (Y-guide) removal .................................................................................................................2 - 16
Feed final assembly removal ...........................................................................................................2 - 17
Y-motor final assembly removal .....................................................................................................2 - 18
Y-motor disassembly .......................................................................................................................2 - 18
Y-driving shaft assembly removal ...................................................................................................2 - 19
Cord grip removal ............................................................................................................................2 - 19
FFC and X-area sensor assembly removal ......................................................................................2 - 20
Y-frame spacer and X-belt presser removal ....................................................................................2 - 20
X-feed frame B removal ..................................................................................................................2 - 20
X-carriage A assembly and X-carriage B assembly removal ..........................................................2 - 21
X-sensor dog removal ......................................................................................................................2 - 21
Hoop sensor removal .......................................................................................................................2 - 22
X-guide shaft removal .....................................................................................................................2 - 22
T-belt (Y-drive) removal .................................................................................................................2 - 23
Feed frame disassembly ...................................................................................................................2 - 23
Y-carriage L disassembly ................................................................................................................2 - 24
Y-carriage R disassembly ................................................................................................................2 - 25
Connect PCB disassembly ...............................................................................................................2 - 25
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