Hardware Installation - HP LaserJet II Serie Manual De Instrucciones

HP 33440/HP 33449 COMBINED SERVICE MANUAL
Hardware Installation
General
Ensure that the printer's site environment meets dl the specifications in Chapter 1 and Chapter
2. Refer to the appropriate appendk for actual hardware instigation instructions - Appendk A
for the HP 33440 and Appendti B for the HP 33449. The HP 33440 factory interface default is
serial; the HP 33449 default interface is parallel. Decide at this time which interface connection
will be used based upon the host system's capabilities and the protimi@ of the printer to its host.
Configure the printer accordingly.
Interface Cabling
Typid cabling diagrams can be found in Appendk D for both serial and parallel (Centronics)
configurations. HP part numbers for mbles used in MS-DOS environments can be found in
Appendk A (for the HP 33440) or Append& B (for the HP 33449). ~
Serial Interface Setup
For both printers, to reconfigure from padlel interface to serial or to change the baud rate, etc.,
follow these instructions:
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Make sure both the computer and printer are titched off.
Connect the serial cable between the printer and the computer.
Switch the printer on.
Take the printer off line.
Hold the [-j key down (about 5 seconds) until SYMSET= (HP 33440) or AUTO CONT= (HP
33449) is displayed.
Press the [=] key once until 1/0= is displayed. (To change the display, press the ~ or
~ key to display I/O=SERIAL and then press the [=) key to save the selection.)
HP 33440 only Press the (=) key to show BAUD RATE=.
HP 33449 only Press the [-j key to show SERIAL= and select SERIAL=RS-232; then
press the [-j key again to show BAUD RATE=.
Press the Q or ~ keys if the baud rate needs to be changed to match the host computer's
baud rate.
Press the [=] key to save the selection.
Press the [-j key to show ROBUST XON= . If ROBUST XON=OFF* mON=DCl)
appears,
press the ~ key to display ONand press the [-J key to save the selection. (See the note
below for additiond information on ROBUST XON configuration.)
Press the (=) key to show DTRPOLARITY= . Select the proper polarity (normally HI,
determined by the host). (Note DTR polarity is only configurable when the selected 1/0 type
is Serial and Serial is set to RS-232.)
Return the printer to on-line status by pressing (~].
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