Oki ML670100, User Manual, Page: 23 / 94

Chapter 2 OVERVIEW
Page2-7
2.3 Main Components
This Section shows the layout of the Oki ML670100 CPU Board and describes the main
components.
ML670100
CPUBOARD
MTU-11037
POWER ANGEL
RESET
+5.0V
CNJ
CNU2
EXPCN
170mm
120mm
(13)
(11)
(8)
(10)
OKI
VREFSEL
SYSTEM
USER
OSCSEL
SYSTEM
USER
MODE
ANGEL NORMAL
CNU4
CNU3
CNU4
RS232C
ENA DIS
IN
EXT
VDDSEL
1 3
EIR0
1 3
EFIQ
(12)
(1) (2)
(3) (5) (4)
(6)
(9)
EFIQ EIR0
1
J2
3
1 3
1 3
1 3
J1
J4
J3
(7)
Figure 2.3. Oki ML670100 CPU Board Layout
(1) DC connector This connector supplies the Board with its system
power supply. Connect it to the specified power
supply (5 V DC
±
5%, 1 A) with the supplied power
supply cable.
(2) System reset switch (RESET) Pushing this switch resets the Board.
(3) Operating mode switch (MODE) This switch specifies the Board's operating mode:
Angel or normal.