SERVICE MANUAL - kyocera

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2BH/J Maintenance parts list .................................................................................................................................. 2-4-15 Periodic maintenance procedures ................................................................................................................ 2-4-16 General wiring diagram ................................................................................................................................ 2-4-18 1-1-5
2BH/J-1 1-1-1 Specifications Type ............................................... Desktop Copying system.............................. Indirect electrostatic system Originals ......................................... Sheets and books Maximum size: A3/11" × 17" Original feed system ...................... Fixed Copy paper ..................................... Drawer: Plain paper (60 – 105 g/m 2 ) Bypass table: Plain paper (45 – 200 g/m 2 ) Special paper: Transparencies, tracing paper, colored paper, letterhead and envelopes (when using the printer function only) Note: Use the bypass table for special paper. Copying sizes ................................. Maximum: A3/11" × 17" Minimum: A6R/5 1 /2" × 8 1 /2" (When the bypass table is used) Magnification ratios ........................ Manual mode: 25 – 400%, 1% increments Auto copy mode: fixed ratios Metric 1:1 ± 1.0%, 1:4.00/1:2.00/1:1.41/1:1.15/1:0.81/1:0.70/1:0.50/1:0.25 Inch 1:1 ± 1.0%, 1:4.00/1:2.00/1:1.29/1:1.21/1:0.78/1:0.64/1:0.50/1:0.25 Copy speed .................................... At 100% magnification in copy mode: 25 cpm copier A3/11" × 17": 15 copies/min. B4/8 1 /2" × 14": 18 copies/min. A4/11" × 8 1 /2": 25 copies/min. A4R/8 1 /2" × 11": 20 copies/min. 35 cpm copier A3/11" × 17": 19 copies/min. B4/8 1 /2" × 14": 23 copies/min. A4/11" × 8 1 /2": 35 copies/min. A4R/8 1 /2" × 11": 25 copies/min. First copy time ................................ From 3.9 s (A4/11" × 8 1 /2") Warm-up time ................................. 60 s or less (room temperature 20°C/68°F, 65% RH) In preheat/energy saver mode: 30 s or less (room temperature 20°C/68°F, 65% RH) [priorty to power save] In preheat/energy saver mode: 10 s or less (room temperature 20°C/68°F, 65% RH) [priorty to recovery] Paper feed system ......................... Automatic feed Capacity: Drawers: 500 sheets Manual feed Capacity: Bypass: 200 sheets Continuous copying ....................... 1 - 250 sheets Photoconductor .............................. a-Si (drum diameter 40 mm) Charging system ............................ Single positive corona charging (500 µA) Exposure light source .................... Semiconductor laser Exposure scanning system ............ Polygon mirror Developing system ......................... Dry, reverse developing (magnetic brush) Developer: 1-component, magnetism toner Developing bias: +1.72 kV AC Developing shift bias: 160 V Toner replenishing: automatic from a toner container Transfer system ............................. Transfer roller (100 µA) Separation system ......................... Separation electrode (60 or 10 µA depending on the paper) Fixing system ................................. Heat roller Heat source: halogen heaters (120 V specifications:main 600 W, sub 400W/ 220-240 V specifications:main 630 W, sub 420 W) Control temperature: 165°C/329°F (at normal ambient temperature) Abnormally high temperature protection device: 170°C/338°F thermostat Fixing pressure: 107.8 N Charge erasing system .................. Exposure by cleaning lamp Cleaning system ............................ Cleaning blade Scanning system ............................ Flat bed scanning by CCD image sensor 1-1-1
Page 1 and 2: SERVICE MANUAL Published in Oct.’
Page 3 and 4: Safety precautions This booklet pro
Page 5 and 6: 1. Installation Precautions WARNING
Page 7 and 8: • Do not pull on the AC power cor
Page 9 and 10: 2BH/J 1-5-3 Image formation problem
Page 11: 2BH/J-1 1-6-5 Developing section ..
Page 15 and 16: 2BH/J 1-1-2 Parts names and their f
Page 17 and 18: 2BH/J 1-1-3 Machine cross section L
Page 19 and 20: 2BH/J (2) Drive system 2 (paper fee
Page 21 and 22: 2BH/J 1-3-1 Unpacking and installat
Page 23 and 24: 2BH/J Unpack. Figure 1-3-2 Unpackin
Page 25 and 26: 2BH/J 6. Pull upper and lower drawe
Page 27 and 28: 2BH/J Install the toner disposal ta
Page 29 and 30: 2BH/J 1-3-2 Setting initial copy mo
Page 31 and 32: 2BH/J (2) Setting department manage
Page 33 and 34: 2BH/J (4) Machine default Auto draw
Page 35 and 36: 2BH/J 1-3-4 Installing the key coun
Page 37 and 38: 2BH/J 1-3-5 Installing the drawer h
Page 39 and 40: 2BH/J 5. Remove the screw and then
Page 41 and 42: 2BH/J 1-3-7 Installing the large pa
Page 43 and 44: 2BH/J 10. Turn the four leveling bo
Page 45 and 46: 2BH/J 1-3-8 Installing the saddle f
Page 47 and 48: 2BH/J 12. Align the rail retainer w
Page 49 and 50: 2BH/J 20. Fit the eject tray to the
Page 51 and 52: 2BH/J 9. Insert the rib of the fron
Page 53 and 54: 2BH/J 6. Adjust the height of the l
Page 55 and 56: 2BH/J 1-3-10 Installing the Facsimi
Page 57 and 58: 2BH/J 12. Fasten the NCU unit into
Page 59 and 60: 2BH/J 24. Fasten the shield cover i
Page 61 and 62: 2BH/J 30. Take the power label from
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2BH/J 1-3-11 Installing the Printin
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2BH/J 1-3-12 Installing the Scannin
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2BH/J 9. Fasten the shield cover in
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2BH/J 6. Insert the 8-pin connector
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2BH/J 6. Remove the two screws and
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2BH/J 12. Attach the large ejection
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2BH/J 1-3-15 Installing the job sep
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2BH/J 1-4-1 Maintenance mode The co
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2BH/J-1 Section High voltage Develo
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2BH/J (3) Contents of maintenance m
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2BH/J Maintenance item No. U005 U01
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2BH/J Maintenance item No. U070 Des
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2BH/J-1 Maintenance item No. U093 D
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2BH/J-1 Maintenance item No. U100 U
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2BH/J 1-5-1 Paper misfeed detection
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2BH/J-1 (2) Paper misfeed detection
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2BH/J • No paper feed from bypass
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2BH/J Feed switch 3 (FSW3) does not
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2BH/J The registration switch (RSW)
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2BH/J 5. Feedshift section • Misf
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Feed switch 1 (FSW1) does not turn
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2BH/J • An original jam in the sw
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Problem Causes/check procedures Cor
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2BH/J 1-5-2 Self-diagnosis (1) Self
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2BH/J-1 Code Contents Causes Remark
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2BH/J Code Contents Causes Remarks
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2BH/J (1) No image appears (entirel
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2BH/J-1 (3) Image is too light. Cau
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2BH/J (9) Black dots appear on the
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2BH/J (15)Image is partly missing.
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2BH/J-1 1-5-4 Electrical problems P
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Problem Causes Check procedures/cor
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2BH/J 1-5-5 Mechanical problems Pro
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2BH/J 1-6-1 Precautions for assembl
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2BH/J 1-6-2 Paper feed section (1)
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2BH/J (2) Detaching and refitting t
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8. Raise the bypass paper feed shaf
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2BH/J 15. Remove the stop ring and
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(3-2) Adjusting the leading edge re
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2BH/J-1 (3-4) Adjusting the margins
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2BH/J 1-6-3 Optical section (1) Det
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2BH/J 5. Unhook the round terminal
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2BH/J 7. Loop the outer ends of the
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2BH/J 5. Remove the two screws and
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2BH/J (6) Adjusting the position of
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2BH/J (8) Adjusting magnification o
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(10) Adjusting the scanner leading
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2BH/J (12) Adjusting the margins fo
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2BH/J 1-6-6 Transfer section (1) De
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2BH/J 3. Remove the heat roller sep
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2BH/J 1-7-1 Upgrading the firmware
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2BH/J 1-7-3 Adjustment-free variabl
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2BH/J-1 The bypass table can be hol
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2BH/J Image ready Start key DM 100
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2BH/J Start key DM 100 ms MC REM 10
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2BH/J (1) Original scanning The ori
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2BH/J-1 Drum Figure 2-1-10 Laser sc
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2BH/J-1 2-1-4 Developing section Th
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2BH/J (2) Computing the absolute hu
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2BH/J-1 Developing bias parameters
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2BH/J Image ready Secondary paper f
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2BH/J 2-1-7 Fixing section The fixi
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2BH/J 2-1-8 Eject and switchback se
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2BH/J 2-2-1 Electrical parts layout
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15. Bypass paper size width switch
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2BH/J (4) Other electrical componen
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2BH/J 100V CN5 1 CT101 J2 J3 F2 T10
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2BH/J-1 2-3-2 Main PCB Main PCB Ope
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2BH/J CN34 CN37 CN32 CN33 CN41 CN42
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2BH/J Terminals (CN) Voltage Remark
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2BH/J The operation unit PCB (OPCB)
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2BH/J 2-3-4 Scanner drive PCB SDPCB
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2BH/J 2-3-5 CCD PCB CCD PCB 1 2 CLK
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2BH/J-1 Timing chart No. 1 From the
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2BH/J-1 200 P Timing chart No. 3 Or
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2BH/J-1 Timing chart No. 5 Copying
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2BH/J-1 Timing chart No. 7 Continuo
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2BH/J-1 Timing chart No. 9 Continuo
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2BH/J-1 Timing chart No. 11 Copying
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2BH/J-1 Maintenance mode Item No. M
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2BH/J-1 Maintenance parts list Name
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2BH/J-1 Section Maintenance part/lo
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KYOCERA MITA EUROPE B.V. Hoeksteen
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SERVICE MANUAL - kyocera

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