Engine H/W Specifications - Samsung SCX 3205 Service Manual

2.2.4 Engine H/W Specifications

2.2.4.1 Main PBA
The Engine and the Printer Controller function are housed into one Main Board called Main PBA. The CPU
is functioned as the bus control, I/O handling, drivers, and PC interface. The main board sends the Current
Image of Video data to the LSU and manages the conduct of manages the electrophotography for printing.
The CPU on Main PBA manages the circuits for the motors: paper feed, paper path, clutches, pre- transfer
lamp, current control to driver components, and fan driving.
The signals from the paper feed jam sensor and paper empty sensor are directly inputted to the main board.
CN9. PICK CN9. PICK
UP_CLUTCH UP_CLUTCH
CN17. CN17.
FAN FAN
CN2. CN2.
MAIN MAIN
MOTOR MOTOR
CN6. CN6.
POWER POWER
I/F I/F
CN1. CN1.
HYPER HYPER
Service Manual
Product spec and feature
CN7. CN7.
CN10. CN10.
FLAT FLAT
FUSER FUSER
MOTOR MOTOR
CN15. WLAN CN15. WLAN
(wireless only) (wireless only)
CN12. CN12. CN5. CN5.
LSU LSU SENSOR SENSOR
2-21
CN14. CN14.
OPE OPE
CN11. CN11.
OUTBIN OUTBIN
FULL FULL
CN8. CN8.
CIS CIS
CN16. CN16.
USB USB
CN4. WIERED LAN CN4. WIERED LAN
(wireless only) (wireless only)
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