4
The Advanced
®
Model 3250/4250 Service Manual
Stir/Freeze Wire (3LH243/
4LH243) . . . . . . . . . . . . . . . . 4LHP243
Transistor (PCB520R) . . . . . . . PCP520R
Transistor (PCB522R) . . . . . . . PCP522R
Tube Ejector Spring (3D3312R/
4D3312) . . . . . . . . . . . . . . . 4DP312
Upgrade Kit, 3250/4250 Suffix
D to E (325024) . . . . . . . . . 325025PM
Yoke (3LH230R) . . . . . . . . . . . 3LHP230
6. Schematics
PCB402 Assembly Drawing
PCB402 Printer Interface Board
Schematic
PCB402 Schematic
PCB523 Assembly Drawing
PCB523 Driver Board Schematic
PCB523 Schematic
PCB605 Assembly Drawing
PCB605 Application Board Schematic
PCB605 Schematic
PCB620 Assembly Drawing
PCB620 Processor Board Schematic
210102 Assembly Drawing
210102 Schematic
3D3380 Assembly Drawing
3D3380 Schematic
325000 Interconnection Schematic
APPENDICES
A: Symbol Definitions
B: Product Disposal and Recycling
C: Service Log
Index