Ricoh Ko-P1 Service manual

Technical Bulletin PAGE: 1/4
Model:
Ko-P1
Date:
13-Mar-19
No.:
RM0BY001
Subject:
FSM correction on manual adjustment of print head position
Prepared by:
H. Morishima
From: 1st System Biz Promotion Sec., IP Business Center
Classification: Troubleshooting
Mechanical
Paper path
Part information
Electrical
Transmit/receive
Action required
Service manual revision
Retrofit information
Product Safety Other ( ) Tier 2 Tier 0.5
Service Manual Correction:
Please delete following descriptions crossed out in red and add the following descriptions in bold
to your field service manual.
3. Replacement and Adjustment
>Carriage Unit
>Print Head Unit
> Adjustment after Replacing the Print Head Unit
Adjusting Head Inclination (P.242~)
5. Rotate the adjustment cam [A] to adjust the head inclination.
Refer to the following table for the rotation angle of the cam.
Rotation angle (degree)
Moving distance ( m)
10
4
20
8
30
12.1
40
16.2
50
20.4
60
24.8
70
29.3
80
34
90
38.9
100
44.3
110
50.2
120
57
130
65.3
140
78.1
144
90

Technical Bulletin PAGE: 2/4
Model:
Ko-P1
Date:
13-Mar-19
No.:
RM0BY001
Value of SP3-175 (μm)
(Read value of colorimetric sensor)
Rotation angle (degree)
Cam Rotation direction
-144
90
Counter clockwise
-140
78.2
-130
65.4
-120
57.1
-110
50.3
-100
44.4
-90
39
-80
34.1
-70
29.4
-60
24.0
-50
20.5
-40
16.3
-30
12.2
-20
8.1
-10
4.1
0
-
-
10
4
Clockwise
20
8
30
12.1
40
16.2
50
20.4
60
24.8
70
29.3
80
34
90
38.9
100
44.3
110
50.2
120
57
130
65.3
140
78.1
144
90

Technical Bulletin PAGE: 3/4
Model:
Ko-P1
Date:
13-Mar-19
No.:
RM0BY001
Adjusting Head Position in the Direction of Sub Scan (P.244~)
5. Adjust the head position until the value displayed on the operation panel turns ± 10 m. Rotate
the sub scan direction head position adjustment cam [A] to adjust the head position.
For the rotation angle of the cam, refer to the following table and the graph in the step 5, Adjusting
Head Inclination.
Rotation angle (degree)
Moving distance ( m)
10
2.8
20
5.7
30
8.6
40
11.5
50
14.4
60
17.4
70
20.4
80
23.5
90
26.7
100
30
110
33.3
120
36.8
130
40.5
140
44.4
150
48.5
160
53.1
170
58.2
180
64.1
190
71.8
200
90

Technical Bulletin PAGE: 4/4
Model:
Ko-P1
Date:
13-Mar-19
No.:
RM0BY001
Value of SP3-175 (μm)
(Read value of colorimetric sensor)
Rotation angle (degree)
Cam Rotation direction
-200
90
In case of adjusting
position of print head 1:
Clockwise
In case of adjusting
position print head 2 or 3:
Counter Clockwise
-190
71.9
-180
64.2
-170
58.3
-160
53.2
-150
48.6
-140
44.5
-130
40.6
-120
36.9
-110
33.4
-100
30
-90
26.8
-80
23.6
-70
20.5
-60
17.5
-50
14.5
-40
11.6
-30
8.7
-20
5.8
-10
2.9
0
-
-
10
2.8
In case of adjusting
position of print head 1:
Counter Clockwise
In case of adjusting
position print head 2 or 3:
Clockwise
20
5.7
30
8.6
40
11.5
50
14.4
60
17.4
70
20.4
80
23.5
90
26.7
100
30
110
33.3
120
36.8
130
40.5
140
44.4
150
48.5
160
53.1
170
58.2
180
64.1
190
71.8
200
90

Technical Bulletin PAGE: 1/4
Model:
Ko-P1
Date:
14-Mar-19
No.:
RM0BY002
Subject:
Important notice on ONYX RIP driver
Prepared by:
H. Morishima
From: 1st System Biz Promotion Sec., IP Business Center
Classification: Troubleshooting
Mechanical
Paper path
Part information
Electrical
Transmit/receive
Action required
Service manual revision
Retrofit information
Product Safety Other ( ) Tier 2 Tier 0.5
Important Notice:
When installing the ONYX RIP, the ONYX RIP driver must be updated to the version
“Ricoh_Pro_2019-02-15-09-58” or later by following procedures.
If ONYX RIP driver is not updated to this or later version, the device cannot print out any
image via ONYX RIP.
Procedures:
Uninstall the old ONYX RIP driver
Please check followings:
1. Bundled ONYX RIP has been installed.
2. Installed ONXY RIP is initial state.
If new profiles or “QuickSet” have been created or imported, delete them.
Or
Delete printer “Ricoh Pro L51XX” from the ONYX RIP.
How to delete the printer:
1. Select RIP-Queue > FILE > “Manage Printers…”

Technical Bulletin PAGE: 2/4
Model:
Ko-P1
Date:
14-Mar-19
No.:
RM0BY002
2. Select the printer and click “Delete”.
How to update
1. Download the latest version of ONYX RIP driver from the firmware download site.
2. Execute the driver file which downloaded in step1.
3. Select a printer which customer uses in following screen.
Note: If update an existing printer, select same type of printer.

Technical Bulletin PAGE: 3/4
Model:
Ko-P1
Date:
14-Mar-19
No.:
RM0BY002
4. Select “Update Printer” and check “Update Driver” in “Configure Options” screen.
Note:
If delete the printer from ONYX RIP in advance, step4 is skipped.
If “New Printer” is selected, both new and old printer driver exist together. In this
case, both drivers have to be deleted once and the new driver have to be re-
installed.

Technical Bulletin PAGE: 4/4
Model:
Ko-P1
Date:
14-Mar-19
No.:
RM0BY002
5. Driver update is executed.
Note: Command prompt screen appears while executing.
6. Click “Finish” after completing driver update, then RIP-Queue appears.
7. Check the updated driver version from RIP-Queue.
Help -> About RIPCenter RIP-Queue...
Check the printer version displayed in middle of screen as “18.0.0.XXXXX
MM/DD/YYYY”(Installed version) like figure below.

Technical Bulletin PAGE: 1/1
Model:
Ko-P1
Date:
18-Mar-19
No.:
RM0BY003
Subject:
Network setting of the RIP PC
Prepared by:
H. Morishima
From: 1st System Biz Promotion Sec., IP Business Center
Classification: Troubleshooting
Mechanical
Paper path
Part information
Electrical
Transmit/receive
Action required
Service manual revision
Retrofit information
Product Safety Other ( ) Tier 2 Tier 0.5
SYMPTOM
The following network related errors:
-The carriage stops while printing and the operation panel remains displaying “Printing.”
-After switching to Online from Offline, pressing “Resume” on the operation panel does
not resume printing.
-Resending the job from the RIP software does not start printing, followed by a network
error.
-When attempted to connect RIP PC to the printer after rebooting the RIP software,
error message “No valid IP address found” appears.
CAUSE
The network connection between the printer and RIP PC randomly switches to wireless
connection due to a Windows OS issue.
SOLUTION
When the printer and RIP PC are connected with a LAN cable, turn Off the wireless LAN
setting on the PC.

Technical Bulletin PAGE: 1/1
Model:
Ko-P1
Date:
2-Apr-19
No.:
RM0BY004
Subject:
FSM correction on NV-RAM replacement
Prepared by:
H. Morishima
From: 1st System Biz Promotion Sec., IP Business Center
Classification: Troubleshooting
Mechanical
Paper path
Part information
Electrical
Transmit/receive
Action required
Service manual revision
Retrofit information
Product Safety Other ( ) Tier 2 Tier 0.5
Service Manual Correction:
Please delete following descriptions crossed out in red and add the following descriptions in bold
to your field service manual.
5.Troubleshooting > When NV-RAM is Broken (Page.462)
When NV-RAM is Broken
When NV-RAM is broken, do the following procedure.
1. Replace the broken NV-RAM.
NV-RAM for controller: A label is attached.
NV-RAM for engine: No label is attached.
2. Open the right front door, then turn ON the power.
Note: Leave the cover open until following procedures compete.
3. Execute SP, and then clear the memory.
When replacing NV-RAM for controller: SP5-801-001 SP5-801-006.
When replacing NV-RAM for engine: SP5-801-002
4. If you have a backup of SP data that is stored in NV-RAM, download the data.
Download from SD card: SP5-825-001
For Backup/Download procedure of NV-RAM data, refer to NV-RAM Data Upload/Download.
5. If you have not retrieved SP data, manually input the data of factory settings.
For the data of factory settings, ask the key person in each area.