Service Manual
Page 6
... Other Machine Does not Have Color Communications Ability 5.5 Conditions Necessary for Color Reception 5.6 Specifications for processing communication problems 5. ADJUSTMENT 3.1 CS LED Lights-on the Display 4.3.1 General errors 4.3.2 Printing problems 4.3.3 Scanning problems 4.4 Processing Communication Problems 4.4.1 Initial identification of problems 4.4.2 Procedures for Color Communications 6. SERVICE SWITCHES 6.1 Hardware Switches 6.2 Service Data Setting 6.2.1 Service data overview 6.2.2 Service data registration...
... Other Machine Does not Have Color Communications Ability 5.5 Conditions Necessary for Color Reception 5.6 Specifications for processing communication problems 5. ADJUSTMENT 3.1 CS LED Lights-on the Display 4.3.1 General errors 4.3.2 Printing problems 4.3.3 Scanning problems 4.4 Processing Communication Problems 4.4.1 Initial identification of problems 4.4.2 Procedures for Color Communications 6. SERVICE SWITCHES 6.1 Hardware Switches 6.2 Service Data Setting 6.2.1 Service data overview 6.2.2 Service data registration...
Service Manual
Page 25
... your BJ cartridges, always follow the guidelines for cartridge maintenance. • For optimum printing results and to avoid printing problems, Canon recommends that you only use the Canon BJ cartridges and tanks mentioned in monochrome. It contains one black BJ tank. MultiPASS C755 Chapter 1: General Description s Black BJ Cartridge (Sold separately) Prints in this guide.
... your BJ cartridges, always follow the guidelines for cartridge maintenance. • For optimum printing results and to avoid printing problems, Canon recommends that you only use the Canon BJ cartridges and tanks mentioned in monochrome. It contains one black BJ tank. MultiPASS C755 Chapter 1: General Description s Black BJ Cartridge (Sold separately) Prints in this guide.
Service Manual
Page 57
... to eliminate uneven scanning which has lithium battery back-up and will therefore have an effect on Duration Adjustment a) Overview This adjustment is made automatically. MultiPASS C755 Chapter 3: Maintenance & Service 3. ADJUSTMENT 3.1 CS LED Lights-on scanned and copied images. In this adjustment may correct the...
... to eliminate uneven scanning which has lithium battery back-up and will therefore have an effect on Duration Adjustment a) Overview This adjustment is made automatically. MultiPASS C755 Chapter 3: Maintenance & Service 3. ADJUSTMENT 3.1 CS LED Lights-on scanned and copied images. In this adjustment may correct the...
Service Manual
Page 65
... criteria: Look at all. Page 3-31. MultiPASS C755 Chapter 3: Maintenance & Service 4. Blank ink appear. 3-14 TROUBLESHOOTING 4.1 Troubleshooting Index For troubleshooting, use the troubleshooting index below to investigate the cause of the problem and refer to the specified page for countermeasures....paper is not picked up from the speaker Page 3-30. • Printing problem (Evaluation criteria: Test printing is no good.) • The paper is abnormal. Blotches appear. Nothing is printed. Problem • Errors shown on . • The display looks abnormal. •...
... criteria: Look at all. Page 3-31. MultiPASS C755 Chapter 3: Maintenance & Service 4. Blank ink appear. 3-14 TROUBLESHOOTING 4.1 Troubleshooting Index For troubleshooting, use the troubleshooting index below to investigate the cause of the problem and refer to the specified page for countermeasures....paper is not picked up from the speaker Page 3-30. • Printing problem (Evaluation criteria: Test printing is no good.) • The paper is abnormal. Blotches appear. Nothing is printed. Problem • Errors shown on . • The display looks abnormal. •...
Service Manual
Page 66
... stripes. The half-tone image contains black dots. Page 3-33. Nothing is not normal. • Processing communication problems. Initial identification of the scanned image is printed. Page 3-34. The document feed motor does not run. The .... The color or brightness of problems. Procedures for processing communication problems. Page 3-35. 3-15 The document slips against the rollers. Faulty scanner unit's sensors • The scanning image is not fed. MultiPASS C755 Chapter 3: Maintenance & Service • Scanning problem (Evaluation criteria: Test printing is...
... stripes. The half-tone image contains black dots. Page 3-33. Nothing is not normal. • Processing communication problems. Initial identification of the scanned image is printed. Page 3-34. The document feed motor does not run. The .... The color or brightness of problems. Procedures for processing communication problems. Page 3-35. 3-15 The document slips against the rollers. Faulty scanner unit's sensors • The scanning image is not fed. MultiPASS C755 Chapter 3: Maintenance & Service • Scanning problem (Evaluation criteria: Test printing is...
Service Manual
Page 82
... five times, and try printing again. (3) Replace the BJ cartridge. Nothing is normal. (Fig. 3-11) (3) Replace the carriage motor. (4) Replace the PCNT board. MultiPASS C755 Chapter 3: Maintenance & Service 4.3.2 Printing problems • Faulty printing (Evaluation criteria: Test print is no good.) • The paper is not fed properly. (Evaluation criteria: Look at the actual...
... five times, and try printing again. (3) Replace the BJ cartridge. Nothing is normal. (Fig. 3-11) (3) Replace the carriage motor. (4) Replace the PCNT board. MultiPASS C755 Chapter 3: Maintenance & Service 4.3.2 Printing problems • Faulty printing (Evaluation criteria: Test print is no good.) • The paper is not fed properly. (Evaluation criteria: Look at the actual...
Service Manual
Page 84
... criteria: Check it visually. The document slips against the rollers. (Evaluation criteria: Check it visually.) (1) Check whether the reading motor is not fed. MultiPASS C755 Chapter 3: Maintenance & Service 4.3.3 Scanning problems • Faulty scanning (Evaluation criteria: Test print is good, but the copied image is no good.) • The document is driving all the...
... criteria: Check it visually. The document slips against the rollers. (Evaluation criteria: Check it visually.) (1) Check whether the reading motor is not fed. MultiPASS C755 Chapter 3: Maintenance & Service 4.3.3 Scanning problems • Faulty scanning (Evaluation criteria: Test print is good, but the copied image is no good.) • The document is driving all the...
Service Manual
Page 86
... 3-14 Procedures for this purpose. NO YES Is copying NG being done? Start Does an error appear on the next page. MultiPASS C755 Chapter 3: Maintenance & Service 4.4 Processing Communication Problems 4.4.1 Initial identification of problems Since the facsimile must be checked accordingly. OK Errors show on the display. error massage page 3-16 error code page 3-22...
... 3-14 Procedures for this purpose. NO YES Is copying NG being done? Start Does an error appear on the next page. MultiPASS C755 Chapter 3: Maintenance & Service 4.4 Processing Communication Problems 4.4.1 Initial identification of problems Since the facsimile must be checked accordingly. OK Errors show on the display. error massage page 3-16 error code page 3-22...
Service Manual
Page 87
... NOTE If the other party's facsimile is that of another manufacturer's facsimile, refer to the flowchart for processing communication problems If the problem proves to be known by outputting the total transaction report (or the system error data list). (2) Test communication according...party's facsimile: Transmitted/received page number? Automatic or manual? Record or keep the items listed below. etc. The receive condition? MultiPASS C755 Chapter 3: Maintenance & Service 4.4.2 Procedures for troubles with your customer's machine, it is recommended that you ask your customer to ...
... NOTE If the other party's facsimile is that of another manufacturer's facsimile, refer to the flowchart for processing communication problems If the problem proves to be known by outputting the total transaction report (or the system error data list). (2) Test communication according...party's facsimile: Transmitted/received page number? Automatic or manual? Record or keep the items listed below. etc. The receive condition? MultiPASS C755 Chapter 3: Maintenance & Service 4.4.2 Procedures for troubles with your customer's machine, it is recommended that you ask your customer to ...
Service Manual
Page 88
MultiPASS C755 Chapter 3: Maintenance & Service • Procedures for processing communication problems with Canon Facsimile 3-37 NG Check A. Transmission Reception FAX:C A: Your customer's facsimile B: Facsimile of other communication party C: Facsimile for Processing Communication Troubles with the Canon facsimile The process for carrying out communications at three points as shown in the same region. (C should be the same...
MultiPASS C755 Chapter 3: Maintenance & Service • Procedures for processing communication problems with Canon Facsimile 3-37 NG Check A. Transmission Reception FAX:C A: Your customer's facsimile B: Facsimile of other communication party C: Facsimile for Processing Communication Troubles with the Canon facsimile The process for carrying out communications at three points as shown in the same region. (C should be the same...
Service Manual
Page 89
... same region. Transmitter receiver OK CA AC OK NG Check A. Call the service NG station. OK CD Check B. MultiPASS C755 Chapter 3: Maintenance & Service • Procedures for processing communication problems with other manufacturer's facsimiles When problems occur with other party's facsimile call the serviceman in charge. NG Check A. Figure 3-16 Flowchart for check in the...
... same region. Transmitter receiver OK CA AC OK NG Check A. Call the service NG station. OK CD Check B. MultiPASS C755 Chapter 3: Maintenance & Service • Procedures for processing communication problems with other manufacturer's facsimiles When problems occur with other party's facsimile call the serviceman in charge. NG Check A. Figure 3-16 Flowchart for check in the...