Ricoh DD 5450, Field Service Manual

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Chapter 8 HELP Mode Function and Operation Procedures
Page 1:
● Check the drum positions.
removal / pre-detach / detach / post-detach / attach position
● Checking sensors/switches.
DRUM POSITION 1 SENSOR / DRUM POSITION 2 SENSOR /
DRUM SWITCH /
A4 DRUM SENSOR / 0 :COUNTER DRUM DETECTION / JOG
SWITCH / PAPER EJECT SWITCH / DRUM MASTER SENSOR
1.
● Operation procedure
(1) Adjusting/Checking the Drum Section
(4 pages in total)
HELP-005
DRUM SECTION
Call the HELP mode “H-005”.
2.
3.
Enter “ 005 ” by the NUMERIC keys and then press the PRINT
key.
Check the drum positions.
● Press the MASTER MAKING key.
Every time this key is pressed, the drum stops at the detach
position,the attach position and the removal position, in order.
● Press the TEST PRINT key.
Every time this key is pressed, the drum stops at the
pre-detach position, the post-detach position, the removal
position and the attach position, in order.
● Press the “ 1” key. Every time this key is pressed, the drum
rotates and stops at the detach position.
● Press the “ 2” key. Every time this key is pressed, the drum
rotates and stops at the attach position.
● Press the “ 3 ” key. Every time this key is pressed, the drum
rotates and stops at the removal position.
● Press the “ 4 ” key. Every time this key is pressed, the drum
rotates and stops at the pre-detach position.
● Press the “ 5 ” key. Every time this key is pressed, the drum
rotates and stops at the post-detach position.
Checking sensors/switches.
1:MAIN MOTOR ENCODER SENSOR
0 :DRUM POSITION 1 SENSOR
1:DRUM POSITION 2 SENSOR
0 :DRUM SWITCH
1 :A4 DRUM SENSOR
0 :COUNTER DRUM DETECTION
1 :JOG SWITCH
1 :PAPER EJECT SWITCH
DRUM: DRUM POSITION 1
● Except when the “3” key is pressed
to select the removal position, the ink
roller moves down.
● The drum does not rotate even if the
drum removal button is pressed.
HELP-005
251 :DRUM MASTER SENSOR
HELP-005
DRUM SECTION
DRUM: DRUM POSITION 1
1 :MAIN MOTOR ENCODER SENSOR
0 :DRUM POSITION 1 SENSOR
1 :DRUM POSITION 2 SENSOR
0 :DRUM SWITCH
1 :A4 DRUM SENSOR
0 :COUNTER DRUM DETECTION
1 :JOG SWITCH
1 :PAPER EJECT SWITCH
251 :DRUM MASTER SENSOR
DRUM SECTION
DRUM: DRUM POSITION 1
1 :MAIN MOTOR ENCODER SENSOR
0 :DRUM POSITION 1 SENSOR
1 :DRUM POSITION 2 SENSOR
0 :DRUM SWITCH
1 :A4 DRUM SENSOR
0 :COUNTER DRUM DETECTION
1 :JOG SWITCH
1 :PAPER EJECT SWITCH
251 :DRUM MASTER SENSOR
Check the following sensors and switches.
► Statues of Sensors and switches
Statues of Sensors and switches 0 1
MAIN MOTOR ENCODER SENSOR Photopassing Photointerrupting
DRUM POSITION 1 SENSOR Photopassing Photointerrupting
DRUM POSITION 2 SENSOR Photopassing Photointerrupting
DRUM SWITCH OFF:Not present ON:Present
A4 DRUM SENSOR Present Not present
COUNTER DRUM DETECTION Presen Not present
JOG SWITCH ON OFF
PAPER EJECT SWITCH ON OFF
DRUM MASTER SENSOR 70 or less
Master present
71 or more
Master not present
Step
4.
→ Press the STOP key. The HELP mode selection display will reappear.
3