Hitachi SJ300 - Manual (Page 40)

SJ300-004-007LF Circuit Diagram
J51
1 2 3 58 59 60
1 2
H I T A C H I
S T R
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 60 TMC
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