Canon i950 User Manual

i550i560i850i850Si950SERVICEMANUALCanon

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 !  

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i550 / i850 / i950 Service Manual Revision 0 QY8-1385-000 COPYRIGHT © 2002 CANON INC. CANON i550/i850/i950 0

  '!../ 885'4885'4885'4

 '6<*= HH 

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&'7,5,( 3*0&<(.=, ( 3*-,

"(

2 - 3 3. Print Mode List Table 2-3 Print Mode List (i550) Paper type Quality 5 Quality 4 Quality 3 Quality 2 Quality 1 Plain paper Passes Pig

2 - 4 Table 2-4 Print Mode List (i850) Paper type Quality 5 Quality 4 Quality 3 Quality 2 Quality 1 Plain paper Passes Pig/YMC Resolution Print

2 - 5 Table 2-5 Print Mode List (i950) Paper type Quality 5 Quality 4 Quality 3 Quality 2 Quality 1 Plain paper Post card Envelope Passes Numbe

2 - 6 4. FAQ Table 2-6 PIXUS 550i/PIXUS 850i/PIXUS 950i Trouble Problems Model Cause Action Manual description 1 Paper moves diagonally/feed e

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2.1.2 Carriage board CN02 CN01 1 33 8 40 Figure 3-2 Carriage Board CN01 (Carriage ribbon cable connector) See Page 3-3 (CN201 Carriage ribbon cable

2.1.3 Print head 40 33 8 1 Figure 3-3 Print Head Pin No. Signal Name Function 1 ,2 3 4 5, 14, 22 6, 7, 8 9 10 11 12 13 15 16 17 18 19 20 21 2

2.2 i850 Connector Location and Pin Layout 2.2.1 Logic board CN305 CN508 CN503 CN304 CN201 CN202 CN203 CN505 CN421 CN506 CN501 CN402 CN502 Figure 3-

CN402 (Ink sensor connector) Pin No. Signal Name Function 1 2 3 POW GND INKS Remaining ink sensor side power supply GND Remaining ink sensor output

CN508 (Purge sensor connector) Pin No. Signal Name Function 1 2 3 POW GND SNS_PG PG sensor illuminating side power supply GND PG sensor output 2.2.2

00&/0&20&

2.2.3 Print head 44 36 8 1 Figure 3-6 Print Head Pin No. Signal Name Function 1, 2 3 4 5, 14, 22 6, 7, 8 9 10 11 12 13 15 16 17 18 19 20 21 2

2.3 i950 Connector Location and Pin Layout 2.3.1 Logic board Figure 3-7 Logic Board JPGS1 JCRMJPOW1 JASFS1 JCR2 JCR3 JCR1 JASFM1 JPGM1 JUSB1 JUSB2

JCR3 (Carriage ribbon cable connector) Pin No. Signal Name Function 1 - 8 9 10 11 12 13 14 - 20 VH HEYX HELMX HEMX DATAM TSOLMN GND Y heat enable LM

JLFENC1 (Paper feed motor/LF encoder connector) Pin No. Signal Name Function 1 2 3 4 5 6 LFA LFB GND LF_ENCA EVDD LF_ENCB LF motor phase A LF motor p

#  -,2A"("*%/,*-*2%&-90+:*9*0*+*:*/%*%%%-%9%

# '))3&4)3 ! ) ; !

5)3 ! ) , !5 9/&a



II. Table of Contents Page Part 1: Maintenance 1 - 1 1. Periodic Replacement/Periodic Inspection/Life 1 - 2 2. Troubleshooting List by Error/Sy



7B"("

 

 