Engine Test Mode; To Enter The Engine Test Mode; Diagnostic - Ricoh B173 Service Documentation

5.5 ENGINE TEST MODE

The engine test mode provides functions to examine the engine condition. It
examines the condition of each device and shows the result of the test on the LCD.
It is in 6. items (0~5). The functions of items are shown below.

5.5.1 TO ENTER THE ENGINE TEST MODE

Press MENU, #, 1, 9, 3, 1 in sequence, and the LCD briefly displays 'Engine Test
Mode', the machine has entered service (tech) mode.
NOTE: It may cause any damage on the machine if a test is done for long time.

5.5.2 DIAGNOSTIC

No. Test Name
Motor Test
PickUp Test
MTR FAN SOL
0 Fan Test
ETC
Manual Clt Test
PTL Test
LSU Motor Test
1 LSU TEST
LSU Hsync Test
LD Test
Feed Sensor Test
Exit Sensor Test
Cover Sensor Test
SENSOR
2
TEST
Empty Sen Test (Paper
End Sensor)
MP Empty Sen Test
(Bypass paper sensor)
3 HEAT TEST THERM ADC 220~85
MHV Test
Dev Bias Test
THV EN/NEG Test
4 HVPS TEST
THV On (1300V)
THV ADC 1300V
THV ADC 600V~3550V
Heat Error Num
5 Low Heat Num
Heat Buffer 1~10
SM
Engine Test
1 : On, 2 : Off
1 : On, 2 : Off
1 : On, 2 : Off
1 : On, 2 : Off
1 : On, 2 : Off
1 : On, 2 : Off
1 : On, 2 : Off
1 : On, 2 : Off
Check : Check Sensor status
Next : Next Sensor Check
Check : Check Sensor status
Next : Next Sensor Check
Check : Check Sensor status
Next : Next Sensor Check
Check : Check Sensor status
Next : Next Sensor Check
Check : Check Sensor status
Next : Next Sensor Check
1 : On, 2 : Off (maintain the fusing temp.)
1 : On, 2 : Off (-1550V ± 50V)
1 : On, 2 : Off (-430V ± 20V)
1 : On, 2 : Off (-1000V +300V/-150V)
1 : On, 2 : Off (+1300V ± 20V)
1 : On, 2 : Off (ADC Value : 101 ± 5)
1 : On, 2 : Off (Compare each ADC Value)
5-11
ENGINE TEST MODE
Remarks
B173