Ricoh LDD745 Operating Instructions Manual
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Ricoh LDD745 Operating Instructions Manual

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Read this manual carefully before you use this machine and keep it handy for future reference. For safe and correct use, be sure to read "Safety
Information" before using the machine.
Operation
1
Optional Functions
2
Replenishing Supplies
3
4
Troubleshooting
Remarks
5
Specifications
6
Operating Instructions

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Summary of Contents for Ricoh LDD745

  • Page 1 Operating Instructions Operation Optional Functions Replenishing Supplies Troubleshooting Remarks Specifications Read this manual carefully before you use this machine and keep it handy for future reference. For safe and correct use, be sure to read “Safety Information” before using the machine.
  • Page 2 Note to users in the United States of America Notice: This equipment has been tested and found to comply with the limits for a Class A digital devices, pur- suant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
  • Page 3 The model names of the machines do not appear in the following pages. Check the type of your ma- chine before reading this manual. • LG drum: DX 2330, LDD745 • B4 drum: Not Available Certain types might not be available in some countries. For details, please contact your local dealer.

  • Page 4: Table Of Contents

    TABLE OF CONTENTS Safety Information ....................1 Safety During Operation.....................1 ENERGY STAR Program ..................3 How to Read this Manual ..................4 What You Can Do with this Machine..............5 Machine Exterior ....................7 Machine Interior ..................... 8 Control Panel......................9 Keys ...........................9 Indicators........................10 1.
  • Page 5 3. Replenishing Supplies Loading Paper into the Paper Feed Tray ............37 Replenishing Paper....................37 Changing the Paper Size ..................38 When the Add Ink Indicator (j) Lights ............. 39 Master Roll Replacement ..................42 4. Troubleshooting If Your Machine does not Operate as You Want ..........45 x Clearing Misfeeds ...................

  • Page 6: Safety Information

    Safety Information When using this machine, the following safety precautions should always be fol- lowed. Safety During Operation In this manual, the following important symbols are used: R WARNING: Indicates a potentially hazardous situation which, if instructions are not followed, could result in death or serious injury. R CAUTION: Indicates a potentially hazardous situation which, if instructions are not followed, may result in minor or moderate injury or damage to property.
  • Page 7 R CAUTION: • After you move the machine, use the caster fixture to fix it in place. Other- wise the machine might move or come down to cause an injury. • If you use the machine in a confined space, make sure there is a continuous air turnover.

  • Page 8: Energy Star Program

    ENERGY STAR Program ❖ ENERGY STAR ® Program Requirements for Imaging Equipment ® This company is a participant in the ENERGY STAR Program. This machine is compliant with the regulations speci- ® fied by the ENERGY STAR Program. ® The ENERGY STAR Program Requirements for Imaging Equipment encourage energy con- servation by promoting energy efficient computers and other office equipment.

  • Page 9: How To Read This Manual

    How to Read this Manual Symbols In this manual, the following symbols are used: R WARNING: This symbol indicates a potentially hazardous situation that might result in death or serious injury when you misuse the machine without following the in- structions under this symbol.

  • Page 10: What You Can Do With This Machine

    What You Can Do with this Machine Below is a quick summary of this machine's features and where to look in this manual for more information. ❖ Standard Printing See p.16 “Standard Printing”. ❖ Adjusting the Print Image Position See p.19 “Adjusting the Print Image Position”. ❖...
  • Page 11 ❖ Combining Originals onto One Print See p.30 “Combine—Combining Two Originals onto One Print”. ZCTX040E ❖ Making Color Prints See p.33 “Making Color Prints”. ❖ Printing in Two Colors See p.35 “Printing in Two Colors”.

  • Page 12: Machine Exterior

    Machine Exterior BAQ010S Front door Paper feed side plates Open for access to the inside of the ma- Use to prevent paper skew. chine. Paper feed side plate lock levers Original delivery tray Use to lock or unlock the paper feed side The scanned original is delivered here.

  • Page 13: Machine Interior

    Machine Interior BQA011S Document feeder Drum unit lock lever Place the original in the document feeder Lift to unlock and pull out the drum unit. one sheet at a time. Ink holder Main switch Set the ink cartridge in this holder. Use to turn the power on or off.

  • Page 14: Control Panel

    Control Panel Keys BQA050S {Image Density} key {Combine} key Press to make prints darker or lighter. See Press to combine originals onto one print. p.21 “Adjusting the Print Image Densi- See p.30 “Combine—Combining Two ty”. Originals onto One Print”. {Type of Original} key {Image Position} keys Press to select Letter, Photo or Let- Press to shift the image forwards or back-...

  • Page 15: Indicators

    Indicators BQA051S M: Open Cover/Unit indicator Magnification indicators See p.58 “When the Open Cover/Unit In- Show the preset magnification ratio se- dicator (M) Lights”. lected. See p.24 “Preset Reduce/En- large—Reducing and Enlarging Using x: Misfeed indicator Preset Ratios”. See p.47 “x Clearing Misfeeds”. B: Load Paper indicator Machine indicators Show the jammed area with the x indi-...

  • Page 16: Operation

    1. Operation Printing Paper The following types of print paper are not recommended for this machine. • Paper smaller than 90 mm × 140 mm, 3.6" × 5.6" • Paper larger than 275 mm × 395 mm, 10.8" ×15.6" • Paper heavier than 127.9 g/m , 34.0 lb •...
  • Page 17 Operation Note ❒ Paper with a thickness of 35 - 127.9 g/m , 9.3 - 34.0 lb can be used. Plain paper of 52.5 - 81.5 g/m , 14.0 - 21.7 lb is recommended. ❒ About 500 sheets of paper with a 75 g/m , 19.9 lb thickness is the standard amount that can be set in the paper feed tray.

  • Page 18: Originals

    Originals Originals Note ❒ Originals that can be set in the document feeder are as follows: • Maximum size: 275 × 395 mm, 10.8" × 15.6" • Minimum size: 90 × 140 mm, 3.6" × 5.6" • Maximum weight: 127.9 g/m , 34.0 lb •...

  • Page 19: Printing Preparations

    Operation Printing Preparations Note Loading Paper ❒ Correct the paper curl before setting the paper. If you cannot Lower the paper feed tray adjust- do so, stack the paper with the ment lever. curl face down as shown. Release the paper feed side plate lock levers and adjust the side plates to match the paper size.

  • Page 20: Preparing The Paper Delivery Tray

    Printing Preparations Preparing the Paper Delivery Tray Adjust the paper delivery side plates to match the paper size. Adjust the paper delivery end plate to match the paper size. Turn on the main switch.

  • Page 21: Standard Printing

    Operation Standard Printing Press the {Master Making} key. -Printing In this manual, the word, “printing” is used as opposed to “copying” in or- der to distinguish between the pro- cess that your machine uses to make prints, and the process used by a stan- dard copier machine.
  • Page 22 Standard Printing Enter the number of prints re- quired with the number keys. Note ❒ Up to 9999 prints can be entered at a time. ❒ To change the number entered, press the {Clear/Stop} key and enter the new number. Press the {Print Start} key.

  • Page 23: After Printing

    Operation After Printing Lower the paper feed tray adjust- ment lever and remove the paper from the paper feed tray. Remove the prints from the paper delivery tray. Turn off the main switch.

  • Page 24: Adjusting The Print Image Position

    Adjusting the Print Image Position Adjusting the Print Image Position After master making, you can adjust Note the print image position to suit your ❒ When you shift the image for- needs. There are two ways to do this: wards, leave a margin (more than 5 mm, 0.2") at the leading ❖...

  • Page 25: Shifting The Print Image Position To The Right Or Left

    Operation Note Shifting the Print Image ❒ The image position can be shift- Position to the Right or Left ed up to about 10 mm, 0.4" each way. Lock the paper delivery side plates and shift the tray adjustment lever back to the paper feeding position.

  • Page 26: Adjusting The Print Image Density

    Adjusting the Print Image Density Adjusting the Print Image Density You can adjust the print image densi- After Making a Master ty to suit your needs. There are two ways to do this: Press the {Speed} key to decrease ❖ Before Making a Master the printing speed.

  • Page 27: Changing The Printing Speed

    Operation Changing the Printing Speed Use the {Speed} key to adjust the speed of the machine to suit the im- age density and paper type. Press the {Speed} key to select the printing speed. BQA034S Note ❒ The following speeds are avail- able: •...

  • Page 28: Stopping The Machine During The Multi-Print Run

    Stopping the Machine during the Multi-print Run Stopping the Machine during the Multi-print When You Want to Stop the When You Want to Change the Machine during the Multi-print Number of Prints Entered or Run and Print the Next Original Check the Completed Prints Press the {Clear/Stop} key.

  • Page 29: Preset Reduce/Enlarge-Reducing And Enlarging Using Preset Ratios

    Operation Preset Reduce/Enlarge—Reducing and Enlarging Using Preset Ratios ❒ You can select one of 7 preset ratios You can select a preset ratio for print- ing. (3 enlargement ratios, 4 reduction ratios). ❒ You can select a ratio regardless of the size of an original or printing paper.
  • Page 30 Preset Reduce/Enlarge—Reducing and Enlarging Using Preset Ratios ❖ Reduction (Inch version) Select the desired reduction or en- largement ratio using the {Re- Indicator Origi- Print Reduc- duce/Enlarge} key. nal Size Size tion Ratio Create Margin " × 14" " × "...

  • Page 31: Printing On Different Types Of Paper Thickness

    Operation Printing on Different Types of Paper Thickness Depending on the thickness of the pa- Make sure that the paper feed per that you are printing on, you need side plates touch the paper light- to perform the following steps. Feed Roller Pressure Lever Shift the feed roller pressure le- ver to the Thick or Standard paper...

  • Page 32: Separation Pressure Lever

    Printing on Different Types of Paper Thickness Separation Pressure Lever To prevent double-feed, adjust the paper separation pressure us- ing the separation pressure lever. Note ❒ Paper separation pressure can be adjusted according to the pa- per weights as shown in the fol- lowing table.

  • Page 33: Selecting Original Type

    Operation Selecting Original Type Select one of the following two types Press the {Image Density} key to ad- to suit your originals: just the image density. ❖ Photo mode Delicate tones of photographs and pictures can be reproduced with this mode. ❖...

  • Page 34: Auto Cycle-Processing A Master And Making Prints In One Step

    Auto Cycle—Processing a Master and Making Prints in One Step Auto Cycle—Processing a Master and Making Prints in One Step Use the {Auto Cycle} key to process masters and make prints in one step. Place the original in the docu- ment feeder.

  • Page 35: Combine-Combining Two Originals Onto One Print

    Operation Combine—Combining Two Originals onto One Print You can print two separate originals For an enlargement ratio of 122%, use the {Reduce/Enlarge} key to se- on a single sheet of paper. The follow- lect “A4VB4 A5VB5”. ing diagrams show the available pa- For an enlargement ratio of 141%, per lists and orientations.
  • Page 36 Combine—Combining Two Originals onto One Print Press the {Combine} key. The beeper sounds after the first original has been stored. Place the second original face down in the document feeder. Note ❒ If you wish to select a different reproduction ratio for the sec- ond original, you need to enter the new settings before the beeping stops.
  • Page 37 Operation Enter the number of prints with the number keys. Press the {Print Start} key to make your prints.

  • Page 38: Optional Functions

    2. Optional Functions Color Printing Using the Optional Color Drum In addition to the standard black Check the image position on the drum, color drum units (red, blue, trial or proof print. green, brown, yellow, purple, navy, maroon, orange, and teal) are also Note available as options.
  • Page 39 Optional Functions Lift the drum handle to unlock Remove the drum unit from the the drum. machine while holding the upper drum stay. BQA015S Slowly pull the drum out. Note ❒ Be careful not to let the drum unit fall. Set the color drum unit on the guide rail.

  • Page 40: Printing In Two Colors

    Color Printing Using the Optional Color Drum Press the {Master Making} key. Lower the drum unit lock lever. BQA018S Check the image position on the Close the front door. trial or proof print. Note ❒ Make sure that the Cover Open Note ❒...
  • Page 41 Optional Functions Press the {Print Start} key. Place the second original and press the {Master Making} key. Remove the prints from the paper delivery tray and re-load them Check the image position. into the paper feed tray, as shown Press the {Print Start} key. in the illustration.

  • Page 42: Replenishing Supplies

    3. Replenishing Supplies Loading Paper into the Paper Feed Tray The Load Paper indicator (B) and the Load paper into the paper feed machine indicator “A” lights when tray. the paper feed tray runs out of paper. Replenishing Paper Press the {Clear/Stop} key. Note ❒...

  • Page 43: Changing The Paper Size

    Replenishing Supplies Load paper into the paper feed tray. Changing the Paper Size Lower the paper feed tray adjust- ment lever. Remove the paper from the paper feed tray. Note ❒ Correct any paper curl before setting the paper. ❒ Make sure that the side plates touch the paper lightly.

  • Page 44: When The Add Ink Indicator (J) Lights

    When the Add Ink Indicator (j) Lights When the Add Ink Indicator (j) Lights The Add Ink indicator (j) lights up when it is time to supply ink. R CAUTION: • Keep the ink or ink container out of reach of children. R CAUTION: •...
  • Page 45 Replenishing Supplies Release the ink holder lock lever and pull out the ink holder. Remove the used ink cartridge. BQA020S Remove the cap of the new ink cartridge. BQA022S Insert the new cartridge into the ink holder. BQA021S...
  • Page 46 When the Add Ink Indicator (j) Lights Note ❒ Always supply ink of the same color. ❒ Make sure that the part indicated by the arrow mark is firmly inserted into the guide. TSLT011E Slide the ink holder back in until it clicks into place. Close the front door.

  • Page 47: Master Roll Replacement

    Replenishing Supplies Master Roll Replacement The Master End indicator (C) lights Note up when it is time to replace the mas- ❒ When the Master End indicator ter roll. lights up, it is necessary to re- place the master roll even if Open the right side cover.
  • Page 48 Master Roll Replacement Close the plotter cover using both hands until it clicks into place. TSLH023E Close the right side cover.
  • Page 49 Replenishing Supplies...

  • Page 50: Troubleshooting

    4. Troubleshooting If Your Machine does not Operate as You Want If a malfunction or a misfeed occurs within the machine, the following indicators will light. BQA036S ❖ When the misfeed indicator (x) lights with the machine indicators Indicator Page x and “P”...
  • Page 51 Troubleshooting ❖ When the open cover/unit indicator (M) lights up Indicator Meaning Page Close the front door or the right side p.58 “When the Open Cover/Unit Indica- cover. tor (M) Lights” M and “M” Set the drum. M and “D” Close the plotter cover. M and “E”...

  • Page 52: Clearing Misfeeds

    x Clearing Misfeeds x Clearing Misfeeds The machine indicator shows the area where jams occur. Important ❒ When clearing misfeeds, do not turn off the main switch. If you do, your print settings are cleared. -After clearing misfeeds Press the {Clear Modes/Recovery} key to reset the error indicators.

  • Page 53: When "X" And "P" Light Up

    Troubleshooting When “x” and “P” light up An original misfeed occurs in the document feeder. Open the cover of the document feeder. Pull out the original gently. Close the cover of the document feeder.
  • Page 54 x Clearing Misfeeds -To prevent original misfeeds: Use the exposure glass for the following kinds of originals. • Originals heavier than 127.9 g/m , 34.0 lb • Originals lighter than 40 g/m , 10.8 lb • Carbon coated originals • Damaged originals •...

  • Page 55: When "X", "B" And "A" Light Up

    Troubleshooting When “x”, “B” and “A” light up A paper misfeed occurs in the paper feed section. R CAUTION: • Be careful not to cut yourself on any sharp edges when you reach inside the machine to remove misfed sheets of paper or masters. Lower the paper feed tray adjustment lever.
  • Page 56 x Clearing Misfeeds Re-insert the drum unit until the drum unit locks into position and put the lever back in place. Close the front door. -To prevent paper misfeeds: If the paper is curled or the originals leading edge margin is too narrow, the fol- lowing action is necessary.

  • Page 57: When "X" And "C" Light Up

    Troubleshooting • When the leading edge margin of the original is less than 5 mm, 0.2" or there is a solid image on the leading edge, insert the original with the widest mar- gin first or make a leading edge margin by making a copy. GRLEAD0E When “x”...
  • Page 58 x Clearing Misfeeds If the paper is completely wrapped around the drum, pull out the drum unit and remove the misfed paper from the drum. TSLH02BE Re-install the drum unit locks in position and put the lever back in place. Note ❒...
  • Page 59 Troubleshooting • If you cannot correct the paper curl, stack the paper with the curl face down as shown. • When the leading edge margin of the original is less than 5 mm, 0.2" or there is a solid image on the leading edge, insert the original with the widest mar- gin first or make a leading edge margin by making a copy.

  • Page 60: When "X" And "D" Light Up

    x Clearing Misfeeds When “x” and “D” light up Open the right side cover. Open the plotter cover, and then remove the misfed master. TSLH02EE If you could not remove the misfed master in steps B and C, take out the drum and remove the misfed master from the inside.

  • Page 61: When "X" And "E" Light Up

    Troubleshooting When “x” and “E” light up Check where the misfed master is. Remove the misfed master as follows: When a master misfeed occurs in the master eject section A Pull out the master eject box. B Remove the misfed master. Note ❒...
  • Page 62 x Clearing Misfeeds When a master misfeed occurs on the drum A Lift the lever to unlock the drum unit and pull out the unit. Reference For how to remove the drum unit, see p.33 “Changing the Color Drum Unit”. B Remove the master from the drum.

  • Page 63: When The Open Cover/Unit Indicator (M) Lights

    Troubleshooting When the Open Cover/Unit Indicator (M) Lights MMake sure that the following door/units are closed. The machine indicator shows the place where the door/units are not closed. ❖ Right Side Cover Close the right side cover firmly until it locks into position. ❖...
  • Page 64 When the Open Cover/Unit Indicator (M) Lights ❖ Drum Unit Set the drum unit completely until it locks in position.

  • Page 65: When The Master Eject Indicator (K) Lights

    Troubleshooting When the Master Eject Indicator (k) Lights The Master Eject indicator (k) lights when it is time to empty master eject box or when you need to set the master eject box. Take out the master eject box and remove the used masters. Note ❒...

  • Page 66: Poor Printing

    Poor Printing Poor Printing Dirt on the Back Side of Paper GRDIRT0E Note ❒ When you use paper smaller than the original, select the proper reduction ra- tio. Otherwise, you might get dirty background prints. ❒ When you use postcards and the like, the background might be dirty because postcards do not absorb ink well.
  • Page 67 Troubleshooting Pull out the drum unit. Reference See p.33 “Changing the Color Drum Unit”for the details. Clean the pressure roller with a clean cloth. With a clean cloth, remove any ink that has accumulated on the trailing edge of the drum unit. TSLH02CE...

  • Page 68: Dirt On The Front Side Of Paper (Black Line/Stain)

    Poor Printing Insert the drum unit until it locks in position, then lower the drum unit lock lever. Close the front door. Turn on the main switch. Dirt on the Front Side of Paper (Black Line/Stain) GRBLAC1E Note ❒ When black lines or stains still appear on prints even if you clean the above, contact your service representative.

  • Page 69: White Prints Or Incomplete Prints

    Troubleshooting White Prints or Incomplete Prints GRWHIT0E • Make sure that the paper feed side plates touch the paper lightly. Put back the lock levers. When you get white or incomplete prints even when you have checked the above, perform the following procedure. Pull out the drum unit.
  • Page 70 Poor Printing Remove the master from the drum. TSLH031E Remove paper that is stuck to the drum. TSLH02BE Insert the drum unit until it locks in position, then lower the drum unit lock lever.
  • Page 71 Troubleshooting Close the front door. BQA014S...

  • Page 72: Remarks

    5. Remarks Operation Notes General Cautions • While printing, do not turn off the main switch. • While printing, do not open the door or covers. • While printing, do not unplug the power cord. • While printing, do not move the machine. •...
  • Page 73 Remarks • The outer portion of the image might not be printed under low temperature. In this case, either select the slower printing speed, or increase the room tem- perature. • The paper exit pawl might come in contact with the printing paper and cause black lines on the prints.

  • Page 74: Print Paper

    Operation Notes Print Paper • When the paper is curled, stack the paper with the curl face down, otherwise the paper might wrap around the drum or stains might appear. • Postcards and the like do not absorb ink well. Offset images might appear on the rear side of subsequent prints.

  • Page 75: Where To Put Your Machine

    Remarks Where to Put Your Machine Your machine's location should be carefully chosen because environmental con- ditions greatly affect its performance. Environmental Conditions Optimum environmental conditions R CAUTION: • Keep the machine away from humidity and dust. Otherwise a fire or an elec- tric shock might occur.

  • Page 76: Power Connection

    Where to Put Your Machine Power Connection R WARNING: • Connect the power cord directly into a wall outlet and never use an ex- tension cord. • Only connect the machine to the power source describe in the manual. • Do not damage, break or make any modifications to the power cord. Do not place heavy objects on it.

  • Page 77: Maintaining Your Machine

    Remarks Maintaining Your Machine To maintain high print quality, clean Paper Feed Roller (paper feed the following parts and units regular- tray) Document Feeder Wipe off the paper dust on the pa- per feed roller with a damp cloth, then wipe it with a dry cloth. Lift the document feeder cover.

  • Page 78: Combination Chart

    Combination Chart Combination Chart This combination chart shows which modes can be used together. ❍ means that these modes can be used together. × means that these modes cannot be used together. × ❍ ❍ ❍ ❍ Reduce/Enlarge ❍ ❍ ❍...
  • Page 79 Remarks...

  • Page 80: Specifications

    6. Specifications Main Frame ❖ Configuration: Desk top ❖ Printing Process: Full automatic one drum stencil system ❖ Original Type: Sheet ❖ Original Size: Maximum 275 mm × 395 mm, 10.8" × 15.6" ❖ Pixel Density: 300 × 300 dpi ❖...
  • Page 81 Specifications ❖ Print Paper Size: Maximum 275 mm × 395 mm, 10.8" × 15.6" Minimum 90 mm × 140 mm, 3.6" × 5.6" ❖ Leading Edge Margin: 5 mm ± 3 mm, 0.2" ± 0.12" ❖ Print Paper Weight: 35 g/m to 127.9 g/m , 9.3 lb to 34 lb ❖...
  • Page 82 Main Frame ❖ Noise Emission *1: Sound Power Level Printing Speed Noise Emission Stand-by 32 dB(A) During printing 60 cpm 77 dB(A) 90 cpm 80 dB(A) Sound Pressure Level*2 Printing Speed Noise Emission Stand-by 23 dB(A) During printing 60 cpm 64 dB(A) 90 cpm 68 dB(A)

  • Page 83: Consumables

    Specifications Consumables Name Size Remarks Master for LG drum Length: 50 m, 164ft/roll 100 masters can be made per roll Width: 240 mm, 9.5" 1 roll/pack Master for B4 drum Length: 50 m, 164ft/roll 100 masters can be made per roll Width: 280 mm, 11.0"...

  • Page 84: Index

    INDEX {Image Density} key , 9 , 21 Access to machine , 71 {Image Position} key , 19 Adjusting the Print Image Density , 21 {Image Position} keys , 9 Adjusting the Print Image Position , 19 After clearing misfeeds , 47 Indicators , 10 After Printing , 18 Add ink indicator (j) , 39...
  • Page 85 Paper delivery end plate , 8 Safety Information , 1 Paper delivery side plates , 8 Separation pressure lever , 7 Paper delivery tray , 8 Shifting the Image Position Forward or Backward , 19 Paper Feed Roller , 72 Shifting the print image to the left , 20 Paper feed side plate lock levers , 7 Shifting the print image to the right , 20...
  • Page 86 MEMO...
  • Page 87 MEMO C274-8608...
  • Page 88 Type for DX 2330/LDD745 Printed in China %"&$& EN USA C274-8608...

This manual is also suitable for:

Dx 2330

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