Tektronix Phaser 840, Service Manual

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26 Phaser 840 and 850 Color Printers
Electrical specifications
Characteristic Specification
Primary line voltages 87 to 132 VAC (115 VAC nominal)
174 to 264 VAC (220 VAC nominal)
Input voltage range is auto-sensed.
Primary voltage
frequency range 47 to 63 Hz
Power consumption 200 watts standby; 300 watts at idle; 600 watts during
printing. Maximum power consumption 1000 watts during
warm-up.
Current rating 115 VAC configuration – 8 amp max./1 amp min.
220 VAC configuration – 4 amp max./1 amp min.
Fusing F1: DC switcher – 6.3 amp slo-blo
F2: Drum heater 1, reservoir heater 1, ink melt chambers,
cap/wipe/purge unit – 10 amp slo-blo
F3: Jet stack left and right, paper pre-heaters, reservoir
heaters 2, 3,and 4 – 10 amp slo blo
Fuses are not user-accessible.
Secondary voltages +5
V ± 2.5%
+12 V ± 5%
-12 V ± 5%
+40 V -5%, +12%
-52 V ± 10%
+54 V ± 10%
RF emissions Both 115 and 220 VAC-configured instruments pass these
standards:
EC EN60950:1992 Safety of Information Technology
Equipment including Business Equipment
EC EN55022:1992 Limits and methods of measurement of
radio interference characteristic of Information Technology
Equipment
EC EN50082-1:1997 The Generic Immunity Standard
Residential, Commercial, and Light Industry
EN61000-4-3:1995-02 RF Field Immunity
EN61000-4-2:1995-01 ESD (Electostatic Discharge)
EN61000-4-4:1995-01 Fast Burst Transient
EN61000-4-5:1995-02 Line Surge
EN61000-4-6:1996-03 RF conducted Immunity
EN61000-4-11:1994-06 Voltage Dips and Interruptions
EN61000-3-3:1994-12 Flicker
73/23/EEC Low Voltage Directive
89/336/EEC Electromagnetic Compatibility Directive
89/392/EEC Machinery Directive