Oki PACEMARK 4410 - Page 13

12
Figure 2.1
to ALM circuit
LF motor driver
Sub LSI #1 72V017 Sub LSI #2 72V017
AG motor driver
Sensor, SW DIP SW
Bail motor driver Paper path switching motor driver
to ALM circuit
to ALM circuit
to ALM circuit
to ALM circuit
ALM circuit
Head/ motor driver POWEROFF-P
SP motor
SP motor driver
FL ROM (8M)
+44V
Power Supply
Unit
CPU
80C186
32
MHz
+12V
Each part
+ 5V -12V 0V EP POWOFF-P POWDOWN-P AC DOWN-P POW ONRST-N POWALM-P
CG, ROM (4M) PRG, ROM (4M)
Slit sensor
IEEE1284
BUF
BUF
BUF
OPpanel
OPpanel LSI DRAM (4M)
RS232 LSI
D/R
EEPROM
LCD HEAD
Head driver
AG sensor
Ribbon motor driver
SRAM (1M)
NHDC LSI
2/2
NHDC LSI
1/2
Main LSI
BUF
MUPIS card (x1)
Extended slot <OPTION>
LAN
ML300's/ 500's OPTION RS232C, TWINAX, COAX, etc
to ALM circuit to ALM circuit
AG slit sensor
P/S FANP/S FAN DV.
HD FAN DV.1 HD FAN DV.2 SP FAN DV.
FAN ALM
HD FAN 1 HD FAN 2 SP FAN CB FAN
Continuous paper cutter (option)
Either of them
PM PM
PM
DC
PM PM
TFA. TFD.720S
ALE/ RD/ WR/ CS/ CLK AD0~AD15 A16~A19/ BHE