Oki Microline 520 Service Handbook page 276
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Also See for Microline 520:
- Service handbook (193 pages) ,
- User manual (68 pages) ,
- Guía del usuario (64 pages)
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A.2.03
Power Supply Assembly
Function
The power supply board is comprised of a noise filter board and transformer. The power supply
board provides AC voltages to the main controller board via CN-3.
Firmware
NONE
Fuses
F1: 125/250V 2.5 amp. AC line fuse
Jumpers
NONE
Sensors
NONE
Switches
SW: Power Switch
Test Points
Transformer secondary voltages
CN 3 pin 1: 17.5 VAC
CN 3 pin 2: 0 VAC
CN 3 pin 3: 6.6 VAC
CN 3 pin 4: 0 VAC
CN 3 pin 5: 0 VAC
CN 3 pin 6: 6.6 VAC
CN 3 pin 7: 0 VAC
CN 3 pin 8 : 18.5 VAC
Board Diagrams
A - 8
Microline 520/521 Service Handbook
P/N 59257803
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