• Code: 03-397
• Description: Main Motor Not Controlled RAP 03-397 The IOT software has detected that the main motor is not being controlled. The software that monitors the main motor and the photoreceptor motor was not reset within the expected time.
• Remedy: Ensure that the connectors that follow are securely connected: • IOT PWB, PL 1.10 Item 2. • LVPS and base module, PL 1.10 Item 3. • Main drive motor and PWB, (35-55 ppm) PL 4.15 Item 6 or (65-90 ppm) PL 4.10 Item 6. The fault is still present. Y↓N→Perform SCP 6 Final Actions. Go to Flag 1 and Flag 2. Check the wiring, GP 7. The wiring is good. Y↓N→Repair the wiring, GP 7. Go to Flag 1. Check the voltages at P/J16, pins 1 and 2 on the LVPS. The voltages are correct. Y↓N→As necessary, refer to: • 01B 0V Distribution RAP. • 01G +24V Distribution RAP. Go to Flag 2. Measure the voltage at P/J3 pin 3, on the IOT PWB. Enter dC330 code 04-010, Main Motor On. Stack the photoreceptor motor code, 09-010. The voltage changes from high to low and the main motor runs. Y↓N→Perform the OF7 IOT PWB Diagnostics RAP. If necessary, install new components: • IOT PWB, PL 1.10 Item 2. • Main drive motor and PWB, (35-55 ppm) PL 4.15 Item 6 or (65-90 ppm) PL 4.10 Item 6. Reload the software, GP 4, Machine Software. If necessary, install new components: • Perform the OF7 IOT Diagnostics RAP before installing a new IOT PWB, PL 1.10 Item 2. • Main drive motor and PWB, (35-55 ppm) PL 4.15 Item 6 or (65-90 ppm) PL 4.10 Item 6.

• Code: 03-401, 03-403
• Description: Fax Not Detected RAP 03-401 The embedded fax PWB has not been detected or confirmed. 03-403 The extended fax PWB has not been confirmed or detected.
• Remedy: Perform the following: 1. Check that the embedded fax PWB has been installed, PL 20.10 Item 4. 2. (W/O TAG X-001) Check that the compact flash is inserted correctly, PL 20.10 Item 3. 3. Go to 20G Embedded Fax Checkout. 4. Install a new embedded fax PWB, PL 20.10 Item 4. (W/O TAG X-001) Repeat the above checks for the extended fax PWB, and if necessary, install a new extended fax PWB, PL 20.10 Item 2.

• Code: 03-412
• Description: Foreign Device PWB Fault RAP 03-412 The foreign interface device was not detected at power on.
• Remedy: NOTE: Do not attach a foreign interface vend adaptor with this configuration of foreign interface PWB. Procedure Go to Flag 1. Check the harness. The harness is good. Y↓N→Perform the following as necessary: • Repair the harness. Refer to GP 7. • Install a new foreign interface harness, PL 3.22 Item 5. NOTE: Do not attempt to repair the harness from PJ124 to the foreign device. Check the +3.3V supply to P/J201 at pins 1, 5, 9, 16 and 22 on the single board controller PWB, The +3.3V supply is good. Y↓N→Go to: • 01D +3.3V Distribution RAP. • 01B 0V Distribution RAP. Disconnect the foreign device. Install a temporary shorting link between pins 2 and 3 on P/ J124. Check the voltage at PJ124 pin 2. 0V is measured. Y↓N→Install a new foreign interface PWB, PL 3.22 Item 4. If the fault remains, the foreign device is faulty. Disconnect the foreign device. Install a temporary shorting link between pins 1 and 3 on P/ J124. Check the display. Ensure the machine is now enabled to scan or print. The machine is enabled. Y↓N→Install new components as necessary: • Install a new foreign interface PWB, PL 3.22 Item 4. • Single board controller PWB, PL 3.24 Item 3. The enable circuits are working correctly. NOTE: Currently the signals used for billing, e.g. machine function, premium tray, etc. cannot be adequately measured with a standard meter.

• Code: 03A
• Description: Single Board Controller PWB Module Cooling Fan Failure RAP Use this RAP if the single board controller PWB module cooling fan is suspected of failure.
• Remedy: 1. Go to Flag 1. Check the cooling fan in the single board controller PWB module. Refer to: • GP 10, How to Check a Motor. • P/J221 on the Single Board Controller PWB. • 01F, +12V Distribution RAP. • 01B, 0V Distribution RAP. 2. If necessary, install new components: • Cooling fan, PL 3.24 Item 2. • Single board controller PWB, PL 3.24 Item 3.

• Code: 03B
• Description: Mark Service Unavailable RAP Before performing this RAP, any relevant status code RAP must have been performed.
• Remedy: 1. Switch off the power, disconnect the power cord and ensure all the P/Js are properly installed on the IOT PWB, PL 1.10 Item 2 and single board controller PWB, PL 3.24 Item 3. 2. Reload the software, GP 4, Machine Software. 3. Ensure that the output device communications cord is connected and secure, at PJ151 on the Power and Control Module at the rear of the machine. 4. Install new components: • Perform OF7 IOT PWB Diagnostics RAP before a new IOT PWB is installed, PL 1.10 Item 2. • Single board controller PWB, PL 3.24 Item 3.

• Code: 03C
• Description: Hard Disk Failure RAP Use this RAP to determine failure of the hard dIsk drive.
• Remedy: 1. Switch off the machine GP 14. 2. Go to Wiring Diagram 4, check the wiring between the hard disk drive, power distribution PWB and single board controller PWB, GP 7. 3. Repair the wiring or install a new harness where necessary. 4. Check for +5V distribution, refer to the 01E +5V Distribution RAP. 5. Check for +12V distribution, refer to the 01F +12V Distribution RAP. 6. Perform the Forced AltBoot Software Loading Procedure GP 4. 7. If necessary, install new components: • Hard disk drive, PL 3.22 Item 2. • Power distribution PWB, PL 3.24 Item 5. • Single board controller PWB, PL 3.24 Item 3.

• Code: 04A
• Description: Main Drive Motor and Photoreceptor Motor RAP Use this RAP to determine failures of the main drive motor and the photoreceptor motor.
• Remedy: Go to Flag 1. Check for +24V between P/J147 pin 1 and pin 2 on the Main Drive PWB. +24V is measured. Y↓N→Ensure that the drum cartridge is correctly installed and that the CRUM connector is not damaged. Check the wiring, GP 7, to the LVPS. Refer to: • 01H Short Circuits and Overloads RAP. • 01B 0V Distribution RAP. Enter dC330, code 04-010 main drive motor and code 09-010 photoreceptor motor. Press Start. The main drive motor and the photoreceptor motor turn. Y↓N→If the photoreceptor motor does not turn, go to the 04A Photoreceptor Motor Checkout. If the main drive motor does not turn, go to the 04A Main Drive Motor Checkout. Check all the wiring and connections between the IOT PWB and the main drive module for damage and loose connections. 04A Photoreceptor Motor Checkout Go to Flag 3 and Flag 4. Check the wiring, GP 7. Refer to: • P/J3, IOT PWB. • P/J148, Main Drive PWB. • P/J151, Main Drive PWB. Install new components as necessary: • Main drive motor and PWB assembly (35 ppm), PL 4.15 Item 6. • Main drive motor and PWB assembly (40-55 ppm), PL 4.15 Item 6. • Main drive motor and PWB assembly (65-90 ppm), PL 4.10 Item 6. • Main drive module (35 ppm), PL 4.15 Item 1. • Main drive module (40-55 ppm), PL 4.15 Item 1. • Main drive module (65-90 ppm), PL 4.10 Item 1. • Perform OF7 IOT PWB Diagnostics RAP before a new IOT PWB is installed, PL 1.10 Item 2. 04A Main Drive Motor Checkout Go to Flag 2. Check the wiring, GP 7. Refer to: • P/J3, IOT PWB • P/J148, Main Drive PWB. Install new components as necessary: • Main drive motor and PWB assembly (35 ppm), PL 4.15 Item 6. • Main drive motor and PWB assembly (40- 55 ppm), PL 4.15 Item 6. • Main drive motor and PWB assembly (65 - 90 ppm), PL 4.10 Item 6. • Perform OF7 IOT PWB Diagnostics RAP before a new IOT PWB is installed, PL 1.10 Item 2.

• Code: 05-300
• Description: DADH Open RAP 05-300 The DADH closed switch detects that the DADH is open during run.
• Remedy: NOTE: (W/O TAG 150) To get access to the bulkhead connector, remove the user interface assembly, PL 2.10 Item 1. To get access to the DADH closed switch, remove the top cover, PL 14.20 Item 3, from the scanner module. To get access to the scanner PWB, remove the document glass, PL 14.20 Item 5 and the scanner PWB cover, PL 14.25 Item 1. NOTE: (W/TAG 150) To get access to the bulkhead connector, remove the user interface assembly, PL 2.10 Item 1. To get access to the DADH closed switch, remove the top cover, PL 14.10 Item 3, from the scanner module. To get access to the scanner PWB, remove the document glass, PL 14.10 Item 5 and the scanner PWB cover PL 14.15 Item 1. Enter dC330 code 05-300 to check the DADH closed switch, S05-300. Open and close the DADH. The display changes. Y↓N→Go to Flag 1. Check S05-300. References: • GP 13 How to Check a Switch. • (W/O TAG 150) P/J453 and the bulkhead connector. • (W/TAG 150) P/J927 and the bulkhead connector. • 01D +3.3V Distribution RAP. • The 3.3V return in the 01B 0V Distribution RAP. Install new components as necessary: • DADH closed switch (W/O TAG 150), PL 14.25 Item 6. • DADH closed switch (W/TAG 150), PL 14.15 Item 6. • Scanner PWB (W/O TAG 150), PL 14.25 Item 4. • Scanner PWB (W/TAG 150), PL 14.15 Item 4. Perform the steps that follow. Install new components as necessary: • Check that S05-300 is installed correctly. • Check the DADH frame for distortion, go to ADJ 5.2. If the DADH frame is distorted, install a new DADH, PL 5.10 Item 9.