• Code: 09-360, 09-361, 09-362, 09-363
• Description: Toner Concentration Sensor Failure RAP 09-360 The toner concentration sensor has registered a reading outside the range, +0.75V to +4.55V for three consecutive sheets. 09-361 The toner concentration sensor is reading high. This indicates that the toner concentration (TC) is low. 09-362 The toner concentration sensor is reading low. This indicates that the toner concentration (TC) is high. 09-363 This code is generated by the following factors: • The developer is not positioned correctly against the xerographic module. • The toner concentration is low. • The machine is being installed. • On the fifth consecutive occurrence. GUI message - TONER CONTROL FAILURE
• Remedy: NOTE: The door interlock switch must be cheated when checking +24V components. Go to Flag 1. Read the voltage at P/J93 pin 8. The voltage is outside the range of +0.7V to +4.5V. Y↓N→Check the steps that follow: • Check the wiring, GP 7, between P/J93 to P/J6 on the IOT PWB. • Refer to the 01B 0V Distribution RAP. • The developer assembly is correctly installed The voltage at P/J93, pin 8, is less than +0.75V. Y↓N→The voltage is greater than +0.7V to +4.5V range. Check the wiring, GP 7. Go to Flag 3. +24V is present at P/J93, pin 2. Y↓N→Disconnect P/J93. +24V is present at the harness end of P/J93, pin 2. Y↓N→Go to: • 01G +24V Distribution RAP. • 01B 0V Distribution RAP. Install a new developer assembly, (35-55 ppm) PL 9.17 Item 2, (65-90 ppm) PL 9.15 Item 2. Perform dC905 TC Sensor Calibration. Go to Flag 5. 0V is available at P/J93, pin 10. Y↓N→Go to the 01B 0V Distribution RAP. Enter dC131, 09-069, TC sensor control voltage, and record the displayed value. (100 displayed equals 1 volt). Go to Flag 4. Check the voltage at P/J93, pin 9. The displayed value is within 0.2V of the voltage checked at P/J93, pin 9. Y↓N→Disconnect P/J93. Check the voltage at pin 9. The recorded value is within 0.2V of the voltage checked at P/J93, pin 9. Y↓N→Check the wiring, GP 7, between P/J93 and P/J6 on the IOT PWB. The wiring is good. Y↓N→Repair the wiring. Perform the TC increase adjustment. Perform OF7 IOT PWB Diagnostics RAP before a new IOT PWB is installed, PL 1.10 Item 2.Perform the TC increase adjustment. Install a new developer assembly, (35-55 ppm) PL 9.17 Item 2, (65-90 ppm) PL 9.15 Item 2. Perform dC905 TC Sensor Calibration. Enter dC330. Enter the code 04-010, main drive motor. Press start. Add the code 09-040, toner dispense motor. Press Start. NOTE: The routine 09-040 times out after 5 seconds. The toner dispense motor runs. Y↓N→Go to Flag 2. Check MOT09-040. Refer to: • GP 10 How to Check a Motor. • P/J6, IOT PWB. • Go to 01G +24V Distribution RAP. • Go to 01B 0V Distribution RAP. Install new components as necessary: Toner dispense module, (35-55 ppm) PL 9.17 Item 1, (65-90 ppm) PL 9.15 Item 1. Check the toner dispense drive gears. The gears rotate. Y↓N→Install a new toner dispense module, (35-55 ppm) PL 9.17 Item 1, (65-90 ppm) PL 9.15 Item 1. Add the code 09-310, low toner sensor. Energize the components in the following order: • 04-010, main drive motor. • 09-010, photoreceptor motor. • 09-040, toner dispense motor. When the toner dispense motor stops, the toner level sensor display value is LOW. Y↓N→Go to the 09-310, 09-390 Low Toner Sensor Failure RAP. Perform the TC increase adjustment. Check the wiring, GP 7, between P/J6 on the IOT PWB and P/J93 on the developer module. The wiring is good. Y↓N→Repair the wiring. Go to Flag 3. +24V is present at P/J93, pin 2. Y↓N→Disconnect P/J93. +24V is present at the harness end of P/J93, pin 2. Y↓N→Go to: • 01G +24V Distribution. • 01B 0V Distribution RAP. Install a new developer assembly, PL 9.15 Item 2. Perform dC905 TC Sensor Calibration. Go to Flag 5. 0V is available at P/J93 pin 10. Y↓N→Go to the 01B 0V Distribution RAP. Enter dC131, 09-069, TC sensor control voltage, and record the displayed value. (100 displayed equals 1 volt). Go to Flag 4. Check the voltage at P/J93, pin 9. The displayed value is within 0.2V of the voltage checked at P/J93 pin 9. Y↓N→Disconnect P/J93. Check the voltage at pin 9. The displayed value is within 0.2V of the voltage checked at P/J93 pin 9. Y↓N→Check the wiring, GP 7, between P/J93 and P/J6 on the IOT PWB. The wiring is good. Y↓N→Repair the wiring. Perform the TC increase adjustment Perform OF7 IOT PWB Diagnostics RAP before a new IOT PWB is installed, PL 1.10 Item 2. Perform the TC increase adjustment Install a new developer assembly, (35-55 ppm) PL 9.17 Item 2, (65-90 ppm) PL 9.15 Item 2. Perform dC905 TC Sensor Calibration. Perform the TC reduction adjustment. If the 09-360 is intermittent and causes the message Machine unavailable. Perform OF7 IOT PWB Diagnostics RAP before a new IOT PWB is installed, PL 1.10 Item 2. Perform the TC reduction adjustment. TC reduction adjustment Perform the following: 1. Enter dC330, code 04-010, main drive motor; code 09-010, photoreceptor motor; 09-066, developer bias. 2. Start the routine. The start will have to be pressed every 5 seconds to restart the developer bias routine. 3. Monitor the voltage output, Flag 1, at P/J6 pin 8 on the IOT PWB. NOTE: The toner concentration cannot be adjusted and maintained by making high area coverage prints. 4. Run the routine until the monitored voltage is greater than 0.9 volts. 5. Check the image quality. TC increase adjustment Perform the following: 1. Enter dC330, code 04-010, main drive motor; 09-040, toner dispense motor; 09-045, toner cartridge motor. 2. Start the routine. The start will have to be pressed every 5 seconds to restart the toner dispense motor and the toner cartridge routines. 3. Monitor the voltage output, Flag 1, at P/J6 pin 8 on the IOT PWB. 4. Run the routine until the monitored voltage is between 2.2 and 2.8 volts 5. Check the image quality.

• Code: 09-365
• Description: Relative Humidity Sensor Failure RAP 09-365 Average humidity reading is out of limits. Also use this RAP if the relative humidity sensor is suspected of working incorrectly. A faulty relative humidity sensor can cause image quality problems.
• Remedy: Enter dC330 code 09-365, relative humidity sensor, Q09-365. Press start. Observe the displayed state of Q09-365.. Open the bypass tray, gently blow on the relative humidity sensor PWB. Observe again the displayed state of Q09-365. The displayed state has changed. Y↓N→Go to Flag 1. Check for +5V at P/J7 pin 3 on the IOT PWB. +5V is present. Y↓N→Go to: • 01E +5V Distribution RAP. • 01B 0V Distribution RAP. Go to Flag 1. Check for +5V at P/J46 pin 1. +5V is present. Y↓N→Check the wiring between P/J7 on the IOT PWB and P/J46, GP 7. Repair wiring as necessary. Install a new relative humidity sensor / ambient temperature sensor, (35 ppm) PL 9.22 Item 4, (40-90 ppm) PL 9.20 Item 4. If the fault continues, perform OF7 IOT PWB Diagnostics RAP before a new IOT PWB is installed, PL 1.10 Item 2. If possible, check the relative humidity of the external environment using a hygrometer. Compare with a reading from the sensor Q09-365. Refer to the NOTE above Table 1. If a hygrometer is not available refer to Table 1 for the approximate expected humidity value. Compare the expected values with Q09-365. If the value of Q09-365 is very different from the expected reading. Install a new relative humidity sensor / ambient temperature sensor, (35 ppm) PL 9.22 Item 4, (40-90 ppm) PL 9.20 Item 4. If the fault continues, perform OF7 IOT PWB Diagnostics RAP before a new IOT PWB is installed, PL 1.10 Item 2. If the fault is intermittent, perform the steps that follow: • Check the wiring, GP 7. Repair if necessary. • Make sure that the P/Js are correctly and securely connected. NOTE: The actual value is not critical. If the reading from Q09-365 is approximately within the range indicated in column 4, Table 1, the sensor is good.
  External environment Average relative humidity Cold machine relative humidity Warm machine relative humidity
  Wet 80% 80% 40% to 50% Ambient 50% 50% 15% to 30% Dry 10% 10% 1% to 7%

• Code: 09-370
• Description: Developer Temperature Sensor Failure RAP 09-370 The average developer temperature reading is out of limits.
• Remedy: Enter dC330 code 09-370, developer temperature sensor Q09-370. Press start. Observe the displayed state of Q09-370. Remove the xerographic module. Disconnect P/J47. Cheat the front door interlock. Observe again the displayed state of Q09-370. The displayed state has changed. Y↓N→Go to Flag 1. Check for +5V at P/J7 pin 5 on the IOT PWB. +5V is present. Y↓N→Go to: • 01E +5V Distribution RAP. • 01B 0V Distribution RAP. Go to Flag 1. Check for +5V at P/J47 pin 3. +5V is present. Y↓N→NOTE: To gain access to the wiring, remove the main drive module, (35-55 ppm) PL 4.15 Item 1, (65-90 ppm) PL 4.10 Item 1 and the left hand cover, PL 8.10 Item 3. Check the wiring between P/J7 on the IOT PWB and P/J47. Repair the wiring as necessary. Install a new temperature sensor, (35 ppm) PL 9.22 Item 5, (40-90 ppm) PL 9.20 Item 5. If the fault persists. Perform OF7 IOT PWB Diagnostics RAP before a new IOT PWB is installed, PL 1.10 Item 2. Q09-370 is working correctly. Reconnect P/J47. If the fault is intermittent, perform the steps that follow: • Check the wiring, GP 7. Repair if necessary. • Make sure that the P/Js are correctly and securely connected.

• Code: 09-375
• Description: Ambient Temperature Sensor Failure RAP 09-375 The average ambient temperature is out of limits.
• Remedy: Enter dC330 code 09-375, ambient temperature sensor, Q09-375. Press start. Observe the displayed state of Q09-375.. Open the left hand door, gently blow on the temperature sensor PWB. Observe again the displayed state of Q09-375. The displayed state has changed. Y↓N→Go to Flag 1. Check for +5V at P/J7 pin 3 on the IOT PWB. +5V is present. Y↓N→Go to: • 01E +5V Distribution RAP. • 01B 0V Distribution RAP. Go to Flag 1. Disconnect P/J46. Check for +5V at P/J46, pin 1. +5V is present. Y↓N→Check the wiring between P/J7 on the IOT PWB and P/J46, GP 7. Repair the wiring as necessary. Install a new relative humidity sensor / ambient temperature sensor, (35 ppm) PL 9.22 Item 4, (40-90 ppm) PL 9.20 Item 4. If the fault persists, perform OF7 IOT PWB Diagnostics RAP before a new IOT PWB is installed, PL 1.10 Item 2. The ambient temperature sensor is working correctly. If the fault is intermittent, perform the steps that follow: • Check the wiring, GP 7. Repair if necessary. • Make sure that the P/Js are correctly and securely connected, GP 11.

• Code: 09-380
• Description: Waste Toner Door Switch Failure RAP 09-380 The waste toner door switch has detected that the waste toner bottle is missing or the door is open during run.
• Remedy: Enter dC330 code 09-380 waste toner door switch, S09-380. Press start. Open and close the waste toner door. The display changes. Y↓N→Go to Flag 1. Check S09-380. Refer to: • GP 13 How to Check a Switch. • P/J7, IOT PWB. • 01D +3.3V Distribution RAP. • 01B 0V Distribution RAP. Install new components as necessary: • Waste toner door switch, (35-55 ppm) PL 4.15 Item 8, (65-90 ppm) PL 4.10 Item 8. • Perform OF7 IOT PWB Diagnostics RAP before a new IOT PWB is installed, PL 1.10 Item 2. • Main drive module, (35-55 ppm) PL 4.15 Item 1, (65-90 ppm) PL 4.10 Item 1. Make sure that S09-380 is mounted correctly. Install new components as necessary.

• Code: 09-399
• Description: Incompatible Xerographic Module RAP 09-399 The xerographic module CRUM failed the authorization check. The authorization check is performed to ensure that the xerographic module installed in the system is compatible with the current machine configuration and the customer service plan.
• Remedy: To check the chosen service plan: 1. Enter Customer Administration Tools, GP 24. 2. Select Consumables Management. 3. Select Service Plan. 4. The greyed out icon will indicate the chosen service plan. Refer to Table 1. NOTE: All new machines are configured to metered. A customer with an unmetered plan should only have new sold xerographic module.
  A Sold - Xerox service agreement does not include the cost of the xerographic module B Meter - Xerox service agreement does include the cost of the xerographic module C Aftermarket -System will accept non-Xerox and OEM supplied xerographic module with no CRUM D Not used
  To Change the Service Plan Type 1. Obtain the machine serial number. 2. Enter the Service Plan, refer to the Procedure. 3. Contact the market region technical specialist for a confirmation number. 4. Enter the confirmation number. 5. Press Enter. 6. Follow the message set to Exit. 7. Check that the service plan is correct. OpCo ID (Market Region) Validation Criteria The xerographic module will be sold in the following market regions. • NASG-N - North american solutions group. • NASG-S - North american solutions group. • ESG - European solutions group. • DMO-E - Developing markets east. • DMO-W - Developing markets west. For each market region the system will support the xerographic modules configured as indicated by ‘Yes’ in Table 2. e.g. a xerographic module configured as NASG-S will function in the following machine / market regions: NASG-N, NASG-S and DMO-W. Xerographic modules configured to ‘world wide’ are for all markets. The system will not accept a xerographic module that does not match the OpCo ID (market region) of the system. If there is a mismatch between the system configuration and the OpCo ID then an incompatible xerographic module message will be displayed on the GUI.

• Code: 09B
• Description: Waste Toner Full Sensor RAP Use this RAP if the message ‘waste toner bottle nearly full’ appears, when the waste toner bottle is empty. The waste toner bottle has the capacity to hold the waste toner from over 100K prints at 6% average area coverage. The waste toner sensor is an infrared transmission sensor. The sensor consists of an infrared emitter on one side of the bottle and an infrared detector on the other side of the bottle.
• Remedy: Use thick black card to manually actuate the sensor. Enter dC330 code 09-350 waste toner full sensor, Q09-350. Pass the black card between the sensor transmitter and receiver. The display changes. Y↓N→Go to Flag 1. Check Q09-350. Refer to: • GP 11 How to Check a Sensor. •. • P/J7, IOT PWB. • 01E +5V Distribution RAP. • 01B 0V Distribution RAP. Install new components as necessary. • Waste toner full sensor, PL 9.10 Item 2. • Perform OF7 IOT PWB Diagnostics RAP before a new IOT PWB is installed, PL 1.10 Item 2. The fault may be intermittent. Check that the sensor is located correctly on the support bracket and on the machine frame. Check for damaged components on the sensor, PL 9.10 Item 2.

• Code: 09C
• Description: Photoreceptor Fan RAP Use this RAP to check the photoreceptor fan. NOTE: A faulty photoreceptor fan can cause image quality problems.
• Remedy: Ensure that the machine is switched on, GP 14. Check the airflow by holding a piece of paper over the fan intake, PL 9.25 Item 6. The fan is working. Y↓N→Go to Flag 1. Check the photoreceptor fan motor. Refer to GP 10, How to Check a Motor. Check the following: • +15V at PJ42. • +15V at P/J17. • Continuity between PJ42 and P/J17. If necessary repair the harness. Install new components as necessary. • Photoreceptor fan, PL 9.25 Item 6. • LVPS and base module, PL 1.10 Item 3. Ensure that the fan is installed correctly. If the fan is installed correctly air will be drawn into the air intake. Refer to the OF6 Ozone and Air Systems RAP. The fault may be intermittent. Go to Flag 1. Check the harness and the connectors, GP 7.