2-22 Phaser 3250 Laser Printer Service Manual
Theory of Operation
AC Input
■ Input Rated Voltage:
■ AC 220 V~240 V
■ AC 110 V~127 V
■ Input Voltage Fluctuation Range:
■ AC 198 V~264 V
■ AC 99 V~135 V
■ Rated Frequency Fluctuating Range: 47~63 Hz
■ Input Current: Under 4.0 Arms/2.0 Arms (when the e-coil is Off or rated
voltage is inputted/outputted)
Rated Output Power
No. Item CH1 CH2 Remark
1 CHANNEL NAME +5.0 V +24.0 V
2 CONNECTOR PIN CON 35V PIN: 11,
13, 15
GND PIN: 12, 14, 16
CON 324V PIN: 3, 5,
7, 9
GND PIN: 4, 6, 8, 10
3 Rated Output +5 V ± 5%
(4.75~5.25 V)
+24 V ± 10%
(21.6~26.4 V)
4 Max. Output Current 3 A 4.4 A
5 Peak Loading Current 3.6 A 5.3 A 1ms
6 RIPPLE NOISE
Voltage
100mVp-p Under 500mVp-p
7 Maximum Output 15 W 105.6 W
8 Peak Output 18 W 127.2 W 1ms
9 Protection for
Loading Shortage
and Overflowing
Current
Shut down or Fuse
Protection
Shut down or Output
Voltage Drop
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