Hitachi L300P Series Service Manual page 44

SJ300-300LF, L300P-370LFR Circuit Diagram
P
PD
DM Board
G
G
R
S
T
N
R
T
J52
J52
Control
J53
Power
R
Board
J54
T
J55
J62
J64
J65
J64
J65
J62
J51
To
J61
Ro
Pre Control Power Board
SP SN RP SN
P24 PLC
DM
J41
J41
H I T A C H I
PLUG
Digital
Operator
RUN
STOP/RESE Plug
2
1
STR
FUNC
7 6 5 4 3 2 1
FW 8
CM1
IGBT
J11
+ + + +
J16
Main Board
J1
J1
OPEC
Logic Board
TMC
CN1
12 13 14 15
FM TH CM1 11
J56 J71
J56 J71
CTU
CTW
CT Board
Flat Cable
OPT1C
OPT2C
Control Terminal Board
H O OI O2 L
CM2 AM AMI AL2 AL1 ALO
Note: Control terminal symbol is SJ300.
J31
Thermistor
J32
Thermistor
U
V
W
J21
FAN
J22
FAN
J23
FAN
OPTXC
Option Board
OPTXC
Option Board