Canon imagePRESS C1 Service Manual - page 736
Chapter 14
14-1
14.1 Making Initial Checks
14.1.1 Installation Environment
0013-4591
imagePRESS C1 P / imagePRESS C1
- Be sure to check that the value of power supply voltage is maintained -/+10% of the specified voltage (do not disconnect the plug even during the nighttime).
- Be sure to avoid areas that are: high temperature/humidity (around water tap, water heater, and humidifying device), cool temperature, near the fire, or dusty.
- Be sure to avoid areas subject to evaporation of ammonia gas.
- Be sure to avoid areas subject to exposure to direct sunlight. Instruct to attach curtains if there is no choice.
- Be sure to check the machine is installed in a place subject to sufficient ventilation, and also the machine can maintain its level.
- Be sure to check that the machine's power plug is connected to the outlet.
14.1.2 Checking of Paper
0013-4592
imagePRESS C1 P / imagePRESS C1 / imagePRESS C1+ (Printer) / imagePRESS C1+
- Check if Canon-recommended paper is used.
- Check if the paper is moistened. Try to make prints by setting paper taken out from a new package.
14.1.3 Checking of Paper Setting
0013-4593
imagePRESS C1 P / imagePRESS C1 / imagePRESS C1+ (Printer) / imagePRESS C1+
- Check if the specified volume of paper is set properly in the cassette and the manual feeder tray.
- In case that the transparency is used, check if the transparency is set with the correct orientation in manual feeder tray.
14.1.4 Checking of the Durable Parts
0013-4595
imagePRESS C1 P / imagePRESS C1 / imagePRESS C1+ (Printer) / imagePRESS C1+
Check the list of expected life of durable parts, and replace parts that reach the stated life.
14.1.5 Checking of the Periodically Replaced Parts
0013-4597
imagePRESS C1 P / imagePRESS C1 / imagePRESS C1+ (Printer) / imagePRESS C1+
According to the list for periodically service/the table of periodically replaced parts, replace parts that reach the stated life counts.
14.1.6 Checking of Each Unit/Checking Item of Each Function System
0013-4598
imagePRESS C1 P / imagePRESS C1 / imagePRESS C1+ (Printer) / imagePRESS C1+
1. Reader
- Check if there is no scar, soil or foreign particle in the scanning system (mirror/ white plate/ copyboard glass/ reflector).
- Check if the mirror mount moves smoothly/there is no soil on the rail.
- Check if there is no flickering of scanning lamp.
- Check if the scanning system wire is set properly.
- Check if there is no condensation in the scanning system.
2. Process
- Check if there is toner in the toner container.
- Check if the drum unit is reliably attached.
- Check if there is no scar or soil on the photosensitive drum.
- Check if the window of the patch image read sensor is not soiled.
3. Transfer
- Check if there is no foreign particle on the secondary transfer unit.
- Check if there is no wear, scar, soil and deformation on the ITB/secondary transfer roller.
- Check if there is no break, flip, and deformation of the blade or spray of toner of the ITB cleaning unit.
4. Fixing
- Check if there is no wear, scar, soil and deformation of the fixing belt/pressure roller.
- Check if the fixing heater (main/sub) activates after turning on the power.
- Check if the fixing thermistor is not open circuit.
- Check if the thermal switch is conductive.
5. Paper Feeding
- Check if no foreign particle (such as scrap of paper) is remained.
- Check if there is no paper lint accumulating on the pickup/feed/separation roller. Also if there is no wear, scar, soil or deformation of the pickup/feed/separation
roller.
- Check if there is no wear, scar, soil and deformation of pre-registration roller/registration roller (upper/lower)/ paper path roller.
- Check if there is no wear, scar, soil or deformation of the feeder guide.
- Check if there is any fault of fold-down of leading edge/curl/ruffling/moisture absorption of paper.
- Check if the performance improves when using Canon-recommended paper/transparency.
6. Machine
- Check if the load of the drive system is not heavy.
- Check if there is no wear or chip of the gear.
7. Cassette
- Check if: the cassette is attached properly; the paper size is set correctly; the same symptom does not occur when replacing the cassette that performs normal
operation.
- Check if: the move of the cassette middle plate is smooth; there is no deformation.
- Check if the side guide plate/rear guide plate of the cassette is attached properly.
- Check if the switch of the cassette heater is ON (in case the cassette heater is attached).