Mechanical
Dimensions and |
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weight: | Height: | 8.3 inches (210 mm) |
| Width: | 16.1 inches (410 mm) |
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| excluding output and |
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| input trays. |
| Depth: | 15.4 inches (390 mm) |
| Weight: | Approx. 36 lb. (16 kg) |
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| including paper cassette, |
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| drum unit, and toner |
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| cartridge. |
Recommended |
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duty cycle: | 3,000 sheets per month | |
MPBF (Mean Prints |
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Between Failures): | 30,000 sheets | |
MTBF (Mean Time |
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Between Failures): | 3,000 hours |
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Durability: | 5 years or 300,000 sheets | |
| (whichever comes first) |
Electrical
Voltage:120 VAC ± 10%, 60Hz ± 3Hz
Power consumption: 600W
Controller hardware
RAM:Total Memory: 512K bytes
2MB Memory
Board:The optional 2MB memory board provides enough memory for
1 Interface Specifications 1
Pin assignments for the parallel interface
The parallel interface connector pin assignments and a description of the interface signals are shown in the table below.
Signal | Return |
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Pin | Pin |
| Signal | Direction | Description | |
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| 19 |
| DATA |
| Signal to read data I” |
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| 20 |
| DATA 1 |
| These signals represent |
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| 21 |
| DATA 2 |
| information of me 1st to |
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| 22 |
| DATA 3 |
| 8th bits of parallel data |
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| 23 |
| DATA 4 |
| respectively. Each signal |
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| 24 |
| DATA 5 |
| is at HIGH level when data |
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| 25 |
| DATA 6 |
| is logical 1 and LOW when |
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| 26 |
| DATA 7 |
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| 27 | I | DATA 6 | I |
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10 |
| I26 | lm | 1 O U T | 1 Acknowledge receiving data. | |
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I-
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| im | IN | Initial stage after data inside |
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| buffer is printed. |
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32 | - | FAULT | OUT | This signal becomes LOW |
4MB Memory B a r d :
Environment
Operation:
4MB increases capacity for downloading of fonts, graphics, etc.
Temperature: 50 to 95°F (10 to 35°C)
Humidity: 20 to 80% RH without condensation
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|
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| when | the printer is: | |
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| . | off | line |
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| • | in error state | |
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| • | malfunctioning. | |
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33 | 34 | NC |
| Not defined. | ||
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t 35 | 36 | NC | - | Not | defined. | |
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Storage: | Temperature: 32 to 95°F (0 to 35°C) | |
| Humidity: | 20 to 80% RH without |
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| condensation |
WARNING: The life of consumables may be significantly reduced if they are stored at temperatures outside the range stated above.
Internal mode
HP LaserJet series II emulation
•AU interface conditions are based on TTL. level. Both the rise and fall of each signal must be less than 0.2 microseconds.
•The column heading ‘Direction” refers to the direction of signal flow as viewed from the printer.
. “Return” denotes the
| 7 / 1 8 / 8 9 | Laser Printers |