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RMAN-QLS-002 rev. A Repair Procedures • 2-106 •
Bar Sensor
Flex Circuit-
Plug into J2
Gap Sensor/Printhead
Ground Flex Circuit- Plug
into J10
MLB QL 420
p/n CQ16987-G4;or
MLB QL 420 Plus:
p/n CQ16923-G4
Printhead Flex Circuit-
Plug into J3
Screw, Socket
Hd. #4-40 x1/4”
Motor Cable- Plug into
J4
Label Presence
Flex Circuit- Plug
into J5
Turn SW1 CCW all the way for PCC digit 10 = 0;
Turn SW1 CW all the way for PCC digit 10 = S
Optional Media Width
Sensor Cable- Plug into
J11 on bottom of CPU
Assy
Tab on Latch Lock
must slide through
head open detec-
tor on MLB after
assembly.