Ricoh Mp C3000 Service Manual

 
TROUBLESHOOTING 
SECTION 4    TROUBLESHOOTING (SC CODES) REVISION HISTORY 
Page Date Added/Updated/New 
31 ~ 32  10/26/2007  SC Codes 
45 ~ 54  10/26/2007  SC Codes 
58 ~ 62  04/27/2011  Updated SC681 
64 ~ 65  03/29/2007  SC Codes 
70 ~ 71  03/29/2007  SC Codes 
118    02/04/2009  Jam Codes 
 
  

 
SM 4-1 B230/B237/D042 
Trouble 
shooting 
4. TROUBLESHOOTING 
4.1  PROCESS CONTROL ERROR CONDITIONS 
4.1.1  DEVELOPER INITIALIZATION RESULT 
SP-3-014-001 (Developer Initialization Result) 
No. Result Description Possible Causes Action 
1  Successfully 
completed  Developer 
initialization is 
successfully 
completed. 
-  
2 
Forced 
termination  Developer 
initialization 
was forcibly 
terminated. A cover was opened 
or the main switch 
was turned off during 
the initialization.  When done in SP mode,...

B230/B237/D042 4-2 SM 
No. Result Description Possible Causes Action 
4.3V and 
Vcnt is less 
than 4.7V 
when Vcnt is 
Vt target ± 
0.2V. 
9  Vcnt error 3 Vcnt is less 
than 4.7V. 1.  Make sure that the heat seal on the 
development unit is not removed 
2. Defective TD sensor 
3.  Vt target settings are not correct. 
4.  Toner density error 
 
ƒ  The machine starts developer initializat ion after you set “Enable” in SP3-902-005, 
006, 007, or 008. Developer initializati on automatically resumes when you...

 
SM 4-3 B230/B237/D042 
Trouble 
shooting 
No. Result Description Possible Causes Action 
development unit. 
ƒ  Replace the IOB 
board. 
Vt minimum error: 
ƒ  Replace the 
development unit. 
ƒ Replace the IOB 
board. 
53  ID sensor 
coefficient (K5) 
detection error  Not enough data 
can be sampled. 
-  Solid image is not 
sufficient density: 
ƒ
 Retry the process 
control. 
ƒ Replace the ID 
sensors. 
ƒ Replace the IOB 
board. 
Solid image is O.K. 
ƒ  Replace the ID 
sensors. 
ƒ Replace the IOB 
board....

B230/B237/D042 4-4 SM 
No. Result Description Possible Causes Action 
displayed. 
55 Gamma error: 
Maximum   Gamma is out of 
range. 5.0 < 
Gamma  1. ID sensor 
pattern density is 
too high. 
2. Hardware  defective.  Same as 53 
56 
Gamma error: 
Minimum  Gamma is out of 
range.  
Gamma < 0.15  1. ID sensor 
pattern density is 
too low. 
2. Hardware  defective.  Same as 53 ƒ
 Replace the toner 
supply pump unit. 
57  Vk error: 
Maximum  Vk is out of range. 
150 < Vk  1. ID sensor 
pattern density is 
too...

 
SM 4-5 B230/B237/D042 
Trouble 
shooting 
Vsg Adjustment Result 
SP3-325-001 to -010 (Vsg Adjustment Result) 
No. Result Description Possible Causes Action 
1 O.K  Vsg adjustment 
is correctly done.- - 
2 ID sensor 
adjustment 
error  Vsg cannot be 
adjusted within 
4.0 ± 0.5V.  1.  Dirty ID sensor 
(toner, dust, or 
foreign material) 
2.  Dirty transfer belt 
3. Scratched image  transfer belt 
4.  Defective ID sensor
5. Poor connection 
6. Defective IOB 
ƒ  Clean the ID 
sensor.  
ƒ Check the belt...

B230/B237/D042 4-6 SM 
 
4.1.3 LINE POSITION ADJUSTMENT RESULT 
SP2-194-010 to -012 (Line Position Adjustment Result: M, C, Y) 
This SP shows the number as a line position adj ustment result on the LCD. It shows which 
color has an error (M, Y or C). 
No. Result Description Note 
0  Not done  Line position adjus tment has not been done.  - 
1 Completed 
successfully  Line position adjustment
 has correctly been 
done,  - 
2 Cannot detect 
patterns  ID sensors have not detected the patterns for 
line...

 
SM 4-7 B230/B237/D042 
Trouble 
shooting 
4.2  SCANNER TEST MODE 
4.2.1  VPU TEST MODE 
Output the VPU test pattern with SP4-907- 001 to make sure the scanner VPU control 
operates correctly. The VPU test pattern prints  out after you have set the SP mode settings 
and pressed the start key. 
ƒ  The CCD on the SBU board may be defective if the copy is abnormal and the VPU test 
pattern is normal. 
ƒ The following can be the caus e if the copy is normal and the VPU test pattern is 
abnormal: 
ƒ  The...

B230/B237/D042 4-8 SM 
Errors may be caused by the following problems: 
1.  Short circuit on the signal lines  ƒ  When the BICU board is installed,  a pin or two on the ASIC is damaged. 
ƒ  Some conductive matter or obje ct is trapped among the pins. 
ƒ Condensation 
2.  Destruction of circuit elements  ƒ  Over current or a defective element breaks the circuit. 
3.  Abnormal power supply  •The required voltage is not  supplied to the devices. 
4. Overheat/overcooling  ƒ  The environment is inappropriat e...