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HP LaserJet 4L Printer - Intelligent On/Off
ISSUE:
Intelligent On/Off replaces the power switch.
SOLUTION:
The HP LaserJet 4L printer goes into Intelligent Off mode after 15 minutes of non-use using only 5 watts of power per hour (180 watts on the average during printing).
The printer powers on instantly when you:
send a job to the printer
touch the front button
open the printer's top door
insert paper into the printer
POWER IN WATTS
| Device
|
Watts/hr
|
Device
|
Watts/hr
|
|---|
| Incandescent light bulb
|
100.0
|
LaserJet 4 printer
|
55.0
|
| LaserJet IIIP printer
|
38.5
|
Epson LQ-850 dot matrix printer
|
12.8
|
| OkiData ML321 dot matrix printer
|
10.5
|
VCR w/Remote (VCR off)
|
6.7
|
| HP LaserJet 4L printer
|
5.0
|
Sprinkler System Controller
|
4.5
|
| Child's night light
|
4.0
|
Microwave Oven
|
3.6
|
| Color TV w/Remote (TV off)
|
3.3
|
Door bell (w/lighted button)
|
3.0
|
| Clock Radio (Radio off)
|
2.0
|
Garage door opener
|
1.7
|
| Smoke Detector
|
1.2
|
|
|
|
NOTE:
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If the printer is unplugged or power is completely shut off, the printer's page count will reset to zero. This is because the printer does not contain non-volatile RAM (NVRAM) to store the page count information. |
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Printable version
