
3-29
3
■
E020
E
code
Detailed
code
Occurance
area
Items
Description
E020 -0080
-05
Title
ITB base light intensity upper limit error
Description
of detection
When executing ITB base correction, the average value
of P wave light intensity detected/calculated is more than
900.
Measures • When the value of COPIER> DISPLAY> DENS>
P-LED-DA is large (153(D) or more) and the value of
P-SENS-P is small, there is a high possibility that dirt is
applied to the patch sensor.
• This occurs only at a regular timing. When the value
of COPIER> DISPLAY> DENS> DENS-S-x is small
(2 digits), there is a high possibility that breaking
occurred.
1. Clean the patch sensor.
2. Check the connection between the patch sensor and
the DC controller interface PCB. (Connector, Shorting)
Sensor side: J7412, J8035 PCB side: J1242
3. Check open/close operation of the patch shutter.
4. Check whether scratches/dirt are applied to the ITB.
If many scratches are found, replace the ITB. If dirt
is applied, clean the ITB. In this case, check the ITB
cleaning blade at the same time.
5. Replace the patch sensor unit.
E020 -0081
-05
Title
ITB base light intensity lower limit error
Description
of detection
When executing ITB base correction, the average value
of P wave light intensity detected/calculated is less than
300.
Measures • When the value of COPIER> DISPLAY> DENS>
P-LED-DA is large (153(D) or more) and the value of
P-SENS-P is small, there is a high possibility that dirt is
applied to the patch sensor.
• This occurs only at a regular timing. When the value
of COPIER> DISPLAY> DENS> DENS-S-x is small
(2 digits), there is a high possibility that breaking
occurred.
1. Clean the patch sensor.
2. Check the connection between the patch sensor and
the DC controller interface PCB. (Connector, Shorting)
Sensor side: J7412, J8035 PCB side: J1242
3. Check open/close operation of the patch shutter.
4. Check whether scratches/dirt are applied to the ITB.
If many scratches are found, replace the ITB. If dirt
is applied, clean the ITB. In this case, check the ITB
cleaning blade at the same time.
5. Replace the patch sensor unit.
E
code
Detailed
code
Occurance
area
Items
Description
E020 -0082
-05
Title
Patch sensor light intensity correction error
Description
of detection
When executing correction of patch sensor light intensity,
the P wave output is not more than 500 and less than
900.
Measures • When the value of COPIER> DISPLAY> DENS>
P-LED-DA is large (153(D) or more) and the value of
P-SENS-P is small, there is a high possibility that dirt is
applied to the patch sensor.
• This occurs only at a regular timing. When the value
of COPIER> DISPLAY> DENS> DENS-S-x is small
(2 digits), there is a high possibility that breaking
occurred.
1. Clean the patch sensor.
2. Check the connection between the patch sensor and
the DC controller interface PCB. (Connector, Shorting)
Sensor side: J7412, J8035 PCB side: J1242
3. Check open/close operation of the patch shutter.
4. Check whether scratches/dirt are applied to the ITB.
If many scratches are found, replace the ITB. If dirt
is applied, clean the ITB. In this case, check the ITB
cleaning blade at the same time.
5. Replace the patch sensor unit.
E020 -0120
-05
Title
Initial installation toner density sensor (Y) output lower
limit error
Description
of detection
When executing the developing assembly initial
installation mode (COPIER> FUNCTION> INSTALL>
INISET-Y), the output level does not reach 128 even
when control voltage of the toner density sensor reached
255 or more.
Measures 1. Check the connection between the toner density sensor
and the DC controller interface PCB. (Connector,
Breaking (Breaking (shorting)))
<Y> sensor side: J7133, J8028, J8087 PCB side:
J1240, J8085
<M> sensor side: J7134, J8029, J8088 PCB side:
J1240, J8085
<C> sensor side: J7135, J8030, J8089 PCB side:
J1240, J8086
<Bk> sensor side: J7146, J8015, J8117 PCB side:
J1240, J8086
2. Check whether the toner density sensor is not
disconnected or Breaking (Breaking (shorting)) occurs.
3. Replace the developing assembly.
Содержание imageRUNNER ADVANCE 9070 PRO series
Страница 9: ...1 1 Periodical Service Periodical Service Operation Item ...
Страница 13: ...2 2 Adjustment Overview When replacing parts When clearing RAM ...
Страница 27: ...3 3 Error Code Over View Location Code Error Code Jam Code Alarm Code ...
Страница 203: ...4 4 User Mode List of User Mode ...
Страница 229: ...5 5 Service Mode Overview COPIER FEEDER SORTER BOARD Soft Counter List Test Print ...
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Страница 777: ...6 6 Parts Replacement and Cleaning List of Parts ...
Страница 788: ...6 6 12 List of Motor M27 M28 M26 M29 F 6 7 ...
Страница 792: ...6 6 16 M38 M37 M3 M5 M4 M2 M1 Reverse Delivery Unit Process Unit Bk ITB Unit F 6 9 ...
Страница 798: ...6 6 22 List of Fan FM20 FM19 FM14 FM9 FM8 FM7 FM2 FM6 FM22 FM3 FM18 FM4 FM1 FM5 FM21 F 6 12 ...
Страница 810: ...6 6 34 Lamp Heater others THM6 THM5 ENV1 H6 ELB2 ELB1 IL1 IL2 F 6 18 ...
Страница 814: ...6 6 38 List of Switch SW9 SW10 SW11 SW7 SW12 SW13 SW1 SW2 SW16 SW17 SW14 SW15 F 6 20 ...
Страница 825: ...6 49 6 UN3 UN2 UN99 UN1 UN116 UN100 UN115 UN83 F 6 26 ...
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Страница 857: ...7 7 Product Overview Specifications Product lineups Basic Configuration ...
Страница 868: ...7 7 12 ...
Страница 869: ...8 8 Upgrading Upgrading ...