Ricoh MP C6502SP Field Service Manual page 1043

SC No. Level
SC210-01 C
SC210-02 C
SC210-03 C
SC210-04 C
Error Name/Error Condition/Major Cause/Solution
Trailing Edge Beam Error: Bk
Trailing Edge Beam Error: Cy
Trailing Edge Beam Error: Ma
Trailing Edge Beam Error: Ye
When the main scan magnification rate was measured, the value
measured between 2 points was out of specification.
Details:
• When a trailing edge beam detection error flag is asserted to VTEC
status register.
• The CPU detected an error flag when measuring the main scan
magnification rate.
• The interface harness to the beam detection unit damaged or not
connected correctly.
• Beam detection board defective
• Beam does not enter photodetector..
• Abnormality around VTEC
• LDB defective
• BCU defective
• Large main scan magnification rate
• Cycle the machine off/on.
• Replace the laser unit.
• Replace the IPU board.
• Replace the BCU board.
• Correct the main scan magnification SP*
* SP2-184-006 through 009 = 269600
SP2-102-001,007 = 123
SP2-102-016 through 025 = 0
Adjust SP2-184-006 through 009 while checking the images until
the values of SP2-102-001,007 become 123 ± 30.
Service Call 202-286
1041