Konica-Minolta bizhub 3301P

If the hardware test fails, replace the failing part.

Panel Test

This test verifies the function of the control panel display.

1. Enter the Diagnostics menu, and then navigate to:
   Hardware Tests >Panel Test
2. Exit the test.

Button Test

This verifies the control panel button function except for the Sleep button.
To run the Button test:

1. From the Diagnostics menu, navigate to: Hardware Tests >Button Test
2. Press count: 0 appears.
3. Press each control panel button one at a time. Each time a button is pressed, the press count increments by 1.
4. Press [e] to exit the test.

DRAM Test

This test checks the validity of the standard and optional dynamic random access memory (DRAM). The test repeatedly writes patterns of data to the DRAM to verify that each bit in the memory can be set and read correctly.

1. Enter the Diagnostics menu, and then navigate to: Hardware Tests >DRAM Test
2. Testing and resetting the printer messages appear on the display.
3. After the printer resets, the results of the test appear: DRAM Test [x] P:###### F:######.
   - [x] represents the size of the installed DRAM.
   - P:###### represents the number of times the memory test passed and finished successfully. The maximum pass count is 999,999.
   - F:##### represents the number of times the memory test failed and finished with errors.
   The maximum pass count is 999,999.
4. After the maximum pass or fail count is reached or when all the DRAM has been tested, the test stops and the final results appear.

USB HS Test Mode

1. From the Diagnostics menu, navigate to:
   Hardware Tests >USB HS Test Mode
2. Choose the desired port, and then choose the desired test.
   Port 0 Test J
   Port 1 Test K
   Port 2 Test SEO NAK
   Port 3 Test Packet, Test Force Enable
   Single Step Get Device
   Single Step Set Featur
3. To exit the test, POR the printer.
4. If the test fails, replace the failing USB cable.