HP CalcPad 200 User manual

 
   
  


!  #! "
&
Copyright HewlettĆ
Packard Company 1994
This document contains
proprietary information
that is protected y
copyright. All rights are
reserved. No part of this
document may e
photocopied, reproduced,
or translated into another
language without the prior
written consent of HewlettĆ
Packard Company.
HP internal order num er
C3187Ć90000
Second edition, Septem er
1994
Printed in France
!!#&
The information contained
in this document is su ject
to change without notice.
%##(! "
 %!!#&  & 
%# !! # #"
#! $ $#
# # # #
  %!!#" 
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$! "
HewlettĆPackard shall not
e lia le for errors
contained herein or for
incidental or consequential
damages in connection
with the furnishing,
performance, or use of this
material.

The procedures descri ed
in this manual are to e
performed y HPĆqualified
service personnel only.
#! 
'!
Serious shock hazard
leading to death or injury
may result if you do not
take the following
precautions:
Ensure that the ac power
outlet (mains) has a
protective earth (ground)
terminal.
Disconnect the plotter
from the power source
prior to performing any
maintenance.
Prevent water or other
liquids from running
onto electrical
components or circuits,
or through openings in
the enclosure.
#!"## "!
Refer to the eginning of
Chapter 6 of this manual,
for precautions you should
take to prevent damage to
the plotter circuits from
electrostatic discharge.
#& &"
General definitions of
safety sym ols are given
immediately after the ta le
of contents.
Learning Products, Barcelona Division
HewlettĆPackard Española, S.A.
Avda. Graells, 501
08190 Sant Cugat del Vallès
Spain

 
   
  


ii Using this Manual C3187Ć90000
Using this Manual

This manual contains information necessary to test, calibrate an service
DHP DesignJet 200 plotters (mo els C3180A an C3181A)
DHP DesignJet 220 plotters (mo els C3187A an C3188A)
For information about using these plotters, refer to the correspon ing user gui es.

The proce ures escribe in this manual are to be performe by HPĆqualifie service
personnel only.

The HP ongoing training course CEV2ĆTIJ provi es training for HP Customer Engineers, on
servicing the complete HP DesignJet series of largeĆformat, thermalĆinkjet plotters.
 
Part numbers for plotter options, accessories an service parts are locate in chapter 10.

The term   refers generically to mo els C3180A an C3187A.
The term   refers generically to mo els C3181A an C3188A.
A small arrow 'is use to in icate other parts of the Service Manual or User's Gui e where
you can fin information relate to the topic you are consulting.
The wsymbol is use to in icate the name of a reference paragraph.

iiiContents
C3187Ć90000
Contents
sing this Manual ii..................................................
Safety Symbols xi.....................................................
  
Description 1Ć2...........................................................
Applications 1Ć2.......................................................
Graphic Languages 1Ć2.................................................
Interfaces 1Ć2..........................................................
Network Connections 1Ć2...............................................
Memory 1Ć2...........................................................
Accuracy 1Ć3..........................................................
Resolution 1Ć3.........................................................
Plotting Time 1Ć3......................................................
Legs and Media Bin 1Ć3.................................................
Media Types 1Ć3.......................................................
Media Sizes 1Ć4........................................................
Media Margins 1Ć4.....................................................
Other Plotter Features 1Ć4..............................................
pgrading a DesignJet 200 1Ć4..........................................
    
Power Requirements 2Ć2...................................................
Choosing an Interface Cable (more ser's Guide) 2Ć2...........................
Choosing a Suitable Plotter Environment (more ser's Guide) 2Ć3...............
Environmental Specifications 2Ć3........................................
Plotter Dimensions and Weight 2Ć3......................................
   
npacking and Assembling the Plotter 3Ć2...................................
Inspecting the Plotter for Damage 3Ć3.......................................
Repacking the Plotter 3Ć3...............................................
Assembling the Legs and Bin (Optional) 3Ć4..................................
Installing the Plotter (more ser's Guide) 3Ć6..................................

iv Contents C3187Ć90000
sing the Plotter (more ser's Guide) 3Ć6.....................................
DesignJet 200 Front Panel 3Ć6..........................................
DesignJet 220 Front Panel 3Ć6..........................................
Configuring the Plotter (more ser's Guide) 3Ć7................................
Verifying Plotter Operation 3Ć7.............................................
PowerĆOn SelfĆTest 3Ć7.................................................
Demonstration Plot 3Ć7.................................................
Example of Setup Sheet 3Ć8................................................
  
Cleaning the Plotter 4Ć2...................................................
General Cleaning 4Ć2...................................................
Cleaning the Drive Roller 4Ć2...........................................
  
Loading the Media 5Ć2.....................................................
Entry Platen 5Ć2.......................................................
Sensing Media Presence 5Ć2................................................
Media Sensor 5Ć2......................................................
Gripping the Media 5Ć6....................................................
Pinch Arms 5Ć6........................................................
PinchĆArm Sensor 5Ć6...............................................
Advancing the Media 5Ć7...................................................
MediaĆDrive Mechanics 5Ć7.............................................
MediaĆDrive Accuracy 5Ć7...............................................
Providing a Force on top of the Media 5Ć8....................................
Bail 5Ć8...............................................................
BailĆLift Mechanics 5Ć8.................................................
Bail Sensor 5Ć8........................................................
Stretching the Media 5Ć9...................................................
Overdrive 5Ć9..........................................................
Moving the Carriage 5Ć9...................................................
CarriageĆDrive Mechanics 5Ć9...........................................
Detecting the Media Edges 5Ć10..............................................
Line Sensor 5Ć10........................................................
Media Margins 5Ć10.....................................................
Media Sizes 5Ć10........................................................
Providing Ink 5Ć11.........................................................
Print Cartridges 5Ć11....................................................
Drop Growth 5Ć11...................................................
Important Parameters 5Ć12........................................
Cartridge Chutes 5Ć12...................................................
Electrical Contact 5Ć12..................................................
Carriage PCA 5Ć12......................................................

vContents
C3187Ć90000
Producing an Image 5Ć13....................................................
Raster Technology 5Ć13..................................................
Resolution (Dots Per Inch) 5Ć13.......................................
Dot ize 5Ć14........................................................
Too Much Ink 5Ć14...................................................
Dot Depletion 5Ć14...................................................
Print Quality 5Ć14...................................................
Draft Mode 5Ć14..................................................
Final Mode 5Ć14..................................................
Enhanced Mode 5Ć14..............................................
PrintĆMode Characteristics 5Ć15..........................................
DesignJet 200 5Ć15...................................................
DesignJet 220 5Ć15...................................................
Aligning the Cartridges 5Ć16.................................................
ervicing the Cartridges 5Ć17................................................
ervice tation 5Ć17.....................................................
Wiping 5Ć17............................................................
Capping 5Ć18...........................................................
pitting 5Ć18...........................................................
Cooling the Electronics 5Ć18.................................................
Fan 5Ć18...............................................................
ystem Data Flow 5Ć19.....................................................
Input/Output 5Ć19......................................................
Parser 5Ć19.............................................................
Display List 5Ć19........................................................
Converters 5Ć20.........................................................
wath Holding Area 5Ć20................................................
wath Manager 5Ć20....................................................
PrintĆEngine Controller 5Ć20.............................................
wath RAM 5Ć20........................................................
CartridgeĆInterface A IC 5Ć20............................................
Carriage A IC and Cartridge Drivers 5Ć20.................................
Plotter Architecture 5Ć21....................................................
Main PCA 5Ć22.............................................................
Main Processor ystem 5Ć23.............................................
Main Processor 5Ć23.................................................
ROM 5Ć23...........................................................
Processor upport A IC 5Ć24.........................................
huffler A IC and wath Memory 5Ć24................................
Input/Output Interfaces 5Ć24.........................................
Parallel Input/Output Interfaces 5Ć24...............................
What is BiĆTronics ? 5Ć24..........................................
erial Hardware 5Ć25.............................................
erial Input/Output Initialization 5Ć25..............................
DRAM 5Ć25.........................................................
PowerĆOn Reset ignals 5Ć25..........................................

vi Contents C3187Ć90000
Servo Processor System 5Ć26.............................................
Servo Processor 5Ć26.................................................
Processor Support ASIC 5Ć26.........................................
FrontĆPanel Interface 5Ć27............................................
StepperĆMotor Driver 5Ć27............................................
CarriageĆProcessor Interface 5Ć27.....................................
Sensors 5Ć27........................................................
EEROM 5Ć27........................................................
Power Components 5Ć28.................................................
Carriage and Media Motor Drivers 5Ć28................................
PrintĆCartridge Voltage Regulator 5Ć28................................
Fan Driver 5Ć28......................................................
Carriage PCA 5Ć29.........................................................
Carriage Processor System 5Ć29..........................................
Carriage Processor 5Ć29..............................................
Nozzle Timing ASIC 5Ć30.............................................
Servo Processor Interface 5Ć30........................................
A/D Converter 5Ć30..................................................
Print Cartridges 5Ć30................................................
Line Sensor 5Ć30.....................................................
Front Panel PCA 5Ć31......................................................
LEDs 5Ć31..............................................................
Key Pad 5Ć31...........................................................
Power Supply 5Ć32.........................................................
   
Safety Precautions 6Ć2.....................................................
ESD Precautions 6Ć2......................................................
Reassembly 6Ć2...........................................................
Required Tools 6Ć3........................................................
Repair Procedures 6Ć5.....................................................
Removing the ElectronicsĆEnclosure Cover 6Ć5............................
Removing the Memory Module (DRAM SIMM) 6Ć7........................
Removing the Main PCA 6Ć9............................................
Removing the PowerĆSupply PCA 6Ć12....................................
Removing the Fan 6Ć14..................................................
Removing the indow 6Ć15..............................................
Removing the Center Cover 6Ć16.........................................
Removing the Left Endcover 6Ć18.........................................
Removing the Right Endcover 6Ć19.......................................

viiContents
C3187Ć90000
Removing the Automatic CartridgeĆAdjust Linkage 6Ć20....................
Removing the Stepper Motor 6Ć21........................................
Removing the PinchĆArm Sensor 6Ć23.....................................
Removing the Window Sensor 6Ć24.......................................
Removing the Media Sensor 6Ć26.........................................
Replacing the MediaĆSensor Flags 6Ć28....................................
Removing the Trailing Cable 6Ć29........................................
Removing the FrontĆPanel Assembly 6Ć32.................................
Removing the FrontĆPanel PCA and LED Assembly 6Ć34....................
Removing the Carriage (YĆAxis) Motor 6Ć35................................
Removing the Media ( ĆAxis) Motor 6Ć37..................................
Removing The Encoder Strip 6Ć39........................................
Reinstalling the Encoder Strip 6Ć41.......................................
Removing the TrailingĆCable Guide 6Ć43..................................
Removing the YĆTensioner and Housing 6Ć45...............................
Removing the Cartridge Carriage and Main Drive Belt 6Ć48.................
Removing the Bail Sensor 6Ć55...........................................
Removing The Bail 6Ć56.................................................
Removing the Service Station 6Ć57........................................
Removing the Overdrive Roller 6Ć60......................................
Removing the Overdrive Enclosure 6Ć62...................................
ReĆinstalling the Overdrive Enclosure 6Ć63................................
Removing the Entry Platen 6Ć65..........................................
ReĆinstalling the Entry Platen 6Ć67.......................................
Removing the Drive Roller 6Ć69..........................................
Removing the Automatic BailĆLift Mechanism 6Ć71.........................
Removing the PinchĆArm Lift Mechanism 6Ć72.............................
 
When to Calibrate the Plotter 7Ć2...........................................
Service Mode 7Ć2..........................................................
Entering Service Mode 7Ć2..............................................
FrontĆPanel Keys in Service Mode 7Ć3....................................
Performing Tests and Calibrations 7Ć3...................................
Cartridge Alignment 7Ć4...................................................
Accuracy Calibration 7Ć6...................................................
Bail Calibration 7Ć8.......................................................
MediaĆSensor Calibration 7Ć9...............................................
SetupĆSheet Calibration 7Ć10................................................

viii Contents C3187Ć90000
 
ower On 8Ć2.............................................................
owerĆOn Self Test 8Ć2.................................................
Extended owerĆOn Self Test 8Ć3........................................
Mechanical Initialization 8Ć3............................................
What You Should See and Hear 8Ć4......................................
Errors Indicated by LEDs 8Ć5...............................................
User Errors 8Ć5........................................................
Error and Cartridges flashing 8Ć5......................................
Error and Ready flashing 8Ć5.........................................
Error and Busy flashing 8Ć6..........................................
Error and Load Media flashing 8Ć6.....................................
System Errors 8Ć7......................................................
Error and Busy lit and steady: Input/output errors 8Ć7..................
Error and Ready lit and steady: Memory errors 8Ć8.....................
Error and Load Media lit and steady: MediaĆpath/servo errors 8Ć9........
Error and Cartridge lit and steady: Miscellaneous errors 8Ć10.............
FirmwareĆCode Revision Level 8Ć11..........................................
Troubleshooting Tips 8Ć11..................................................
Repair + Calibrate 8Ć11.................................................
rint Quality 8Ć11.......................................................
Diagnosing roblems 8Ć11...............................................
Other Tips 8Ć11.........................................................
Servo ControlĆSystem Failures 8Ć12..........................................
MediaĆAxis (XĆAxis) Shutdown 8Ć12.......................................
CarriageĆAxis (YĆAxis) Shutdown 8Ć12.....................................
Frequent Cartridge Failure 8Ć12.............................................
Remove Tape and Align Cartridges 8Ć12...................................
Damaged Encoder Strip 8Ć12.............................................
Incompatibility between Carriage and Firmware 8Ć12.......................
Misaligned Cartridge Caps 8Ć13...........................................
Function of the Cartridge Caps 8Ć13...................................
What can Cause Cap Misalignment? 8Ć13...............................
Checking CartridgeĆCap Alignment 8Ć13...............................
BailĆLiftĆMechanism Failure 8Ć14............................................
Normal BailĆLift Sequence 8Ć14..........................................
roblems 8Ć14..........................................................
Teflon Washers versus CamĆGear Support 8Ć14.............................
Cartridge Carriage Rubbing against Encoder Strip 8Ć15........................
remature Wearing of Drive Belts 8Ć15.......................................
Sensor does not Correctly Find Media Edge 8Ć15...............................
Last Swath is Clipped when Replotting 8Ć15...................................
Ink Smearing 8Ć16..........................................................
Add Starwheel Mount 8Ć16...............................................
Change Carriage Rear Bushing 8Ć16......................................