Hitachi L300P Series - Page 40

SJ300-004-007LF Circuit Diagram
J51
1 2 3
58 59 60
1
2
H I T A C H I
STR
RUN
STOP/RESE
FUNC
R
S
T
G
To
Ro
U
V
W
N
1 2 3
28 29 30
J1
1 2 3 28 29 30
J1
Option Board
Option Board
OPTXC
OPT1C
OPTXC
OPT2C
1 2 3
58 59 60TMC
SP
SN RP SN
P24 PLC
FW FM TH
CM1 11
12
13
14
15
CM2 H
O
OI
O2
L
AM
AMI
AL2 AL1 AL0
Control Terminal Board
FAN
J21
CN1
PLUG
OPEC
Digital Operator
Plug
J61
P
Main Board
Bus Capacitor
Board
+ +
G
CTU
CTW
TMN
TMP
CIB
Flat Cable
Fin
Logic Board
RB
PD
8 7 6 5 4 3 2 1
CM1