Remedy: Main PWB, DP SHD PWB: 1. Reinsert the connector if its connection is loose. DP relay PWB (YC2) and DP SHD PWB (YC3) 2. Replace the main PWB . 3. Replace the DP SHD PWB. 4. Contact the Service Support.
Code: 9520
Description: ISC PWB error C
Remedy: Main PWB, ISC PWB: 1. Reinsert the connector if it its connection is loose. Main PWB (YC25) and ISC PWB (YC4) 2. Replace the main PWB . 3. Replace the ISC main PWB 4. Contact the Service Support.
Code: 9940
Description: Confidential document guard uninstalled error
The confidential document guard PWB is removed while the confidential document guard PWB is valid.
Remedy: Confidential document guard PWB: 1. Check that the confidential document guard PWB is firmly installed and, if not, install firmly. 2. Replace the confidential document guard PW.
Code: 9950
Description: Confidential document guard PWB error
FPGA configuration error CPU version information error This is caused when the PWB of a double-side scanning DP is connected, the confidential guard PWB is inserted, and the harness is not correctly connected.
Remedy: Confidential document guard PWB: 1. Replace the confidential document guard PW. 2. Replace the main PWB .
Code: F000
Description: Communication error between main PWB and operation PWB
Remedy: Main PWB: 1. Turn the main power swtch off and after 5 seconds, then turn power on. 2. Check that the wirings and connetors between the main circuit PWB and the operation circuit PWB and between the main circuit PWB and the HDD are normal. Main PWB (YC12,YC17,YC30) and Operation PWB (YC1,YC2,YC3) 3. Check that the DDR memories in the main circuit PWB are well conducted and, if not, replace. 4. Execute U024 to initialize (FULL) the HDD . 5. Execute U021 to initialize memory. 6. Replace the Main PWB. 7. Copy the log File saved in the HDD by U964 in USB memory and contact the service support .
Operation PWB: Replace the operation PWB .
Code: F010
Description: Main PWB checksum error
Remedy: Main PWB: 1. Turn the main power swtch off and after 5 seconds, then turn power on. 2. If not corrected, replace the main PWB .