Samsung ML-2571N Service Manual page 24

System Overview
U6(Jupiter 4E for ML-2510 and SPGP V3 for ML-2570/2571N)
- ML-2510 use Jupiter4E which has a CPU core CLK with over 150MHz and a System bus 80MHz.
- It use 3.3V for operation voltage and I/O, It uses 80MHz for system bus CLK, Built in Flash Memory.
- ML-2570/2571N use SPGP V3 which has a CPU core CLK with over 400MHz and a System bus 100MHz.
SDRAM
- Main memory. SDCLK is 75Mhz for ML-2510, SDCLIC is 100Mhz for ML-2570/2571N.
A3977
- It is an Main motor driver IC and controls the motion of main motor.
Regulator
- It Supplies the core voltage to CPU by converting 3.3V to 1.8V for ML-2510
EEPROM(U8 : 93C66 for ML-2510, 24C32 for ML-2570/2571N.
- It is an EEPROM with 12C method.
SMPS connector(CN8)
- It connects SMPS, supplies the power, and delivers the high voltage contol signal, etc. If a harness is not normally
connected to this connector, power cannot be supplied.
LSU connector(CN12)
- It connects a LSU.
DC Motor connector(CN11)
- It connects an main motor and drive a DC motor.
HVPS connector(CN10)
- It connects a HVPS.
DCU connector(CN1)
- It interface a DCU-JIG
USB connector(CN6)
- It interface the computer.
Network Connector(ML-2571N only)
- It interface the network
IEEE 1284 Parallel Connector
- It interface the computer.
DC To DC Converter
- It supplies the core sltage to CPU
by Converting 3.3V to 1.3V for ML-2570/2571N
Service Manual
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Samsung Electronics