Toshiba 1510] Copier User Manual


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MCU LSU
HSYNC
SHOLD, LDEN
CN119 10 pin (SYNC)
Not delivered.
Not outputted.
Outputted.
Connection is proper.
Are SHOLD and LDEN outputted? Check the MCU circuit. (Replace the MCU.)
(MCU PWB connector section 2)
(MCU PWB Driver section 1)
IC 113 IN (8 pin)/OUT (12 pin)
CN119 peripheral circuit
Check the signal line of
SHOLD and LDEN.
Resistor BR156
Replace the ASIC, CPU or MCU.
Outputted.
Check connectors on the LSU.
(Same as the pin arrangement of CN119)
Check for disconnection.
Check for pin disconnection,
harness breakage, or short circuit.
Replace the LSU.
(CCD)
AFE
A/D
MCU
Black level setup
MCU LSU
SYNC
SHOLD, LDEN
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