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Note) Identification of 1A type sensor and 1S type sensor
Shape of the connector differs between 1A type and 1S type.
(See the right photos)
1A type sensor
1S type sensor
4. Item of change
To prevent the light reduction at the photo sensor the photo sensor has been changed.
1. Identification of Old/new photo sensor (1A type)
1) There is no marking or engraved mark on the old photo sensor.
2) A red marking is placed on the connector side and an engraved marking is on the opposite
side of the connector on the new photo sensor.
Marking on the connector
Location where the marking is engraved
2. Identification of old/new photo sensor (1S type)
1) No marking is engraved on the old photo sensor.
2) A marking is engraved both on the connector side and the opposite side on the new photo
sensor.
Location where the marking is engraved
5. Field Action
Please replace the photo sensor in advance, based on the specific production month
(see the following list) that the resin was changed and defective chips were mixed.
Model
Target Production Month
MX-1810U/2010U/2010UX(MX-RP12)
From October 2012 production
to March 2013 production
to March 2013 production
MX-2314N
MX-2310U/3111U
MX-2614N/3114N
MX-2615N/3115N
MX-2610N/3110N/3610N
MX-2640N/3140N/3640N
MX-4110N/4111N/4112N/5110N /5111N/5112N
MX-M283N/M363N/M453N/M503N
/M363U/453U/503U
/M363U/453U/503U
MX-DE12/DE13/DE14/ DE20
MX-DE15/DE16
MX-DEX8/DEX9
For models other than above, please take action on an as-needed basis.
6. Action
1
A
type: From mid-November 2013 production
1
S
type: From December 2013 production
Example of engraved
marking
Example of engraved
marking
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