Oki OKIOFFICE 1200 Field Engineering Manual page 16

TXA
RXA
NCU PCB
TONE
CI
OH
+24V, +5V, GND
+12V, -12V
+24V, +12V, -12V,
POWER SUPPLY
UNIT
+5V, GND
AC 220V
PRINTER
UNIT
HIGHT VOLTAGE
+24V, +5V, GND
POWER SUPPLY
UNIT
ADF MOTOR
FBS MOTOR
SDRAM
OKIOFFICE 1600 Main control PCB block diagram
PCB MAIN 2 for MFX-1600
LPF
MODEM
IC
PCB MAIN 1 for MFX-1600
SRAM
SYSTEM
G/A2
PRINTER
CONTROL
2
PRINTER
CONTROL
1
SYSTEM
G/A1
MOTOR
CONTROL
SDRAM
SDRAM
Lithium Battery
2-6
BUFFER
Monitor
Speaker
Control
PANEL PCB
LOGIC IC
CPU
RS232C
FLASH ROM
SDRAM
SDRAM
Extension Memory
Image Processing IC
CODEC
CODEC
CODEC
Memory CTR IC
SDRAM
PCB MAIN 2 for MFX-1600
LCD
KEY
Battery PCB
Ni-MH
Battery
CCD
AFG
LED LAMP
CONNECTOR (SCANNER) PCB