Hitachi L300P Series Service Manual page 53

SJ300-750-1320HF , L300P-900-1320HFR Circuit Diagram
P
PD
DM Board
G
G
R
S
T
N
R
J52
J52
J21
Control J53
FAN
Power Board
R
J22
J54
FAN
T
J23
J55
FAN
J62
J64
J65
J64
J65
J62
J51
To
Ro J61
Pre Control
Power Board
SP SN RP SN
P24 PLC
J10
THY
DM
T
J41
J41
H I T A C H I
RUN
STOP/RESE
2
1 STR
FUNC
7
FW 8 6 5 4 3 2 1 CM1
JU1
+ + + +
JU2
+ + + +
JX1
JX2
Main Board
PLUG
OPEC
Digital
Logic Board
Operator
Plug
TMC
CN1
CM1 11
FM TH 12 13 14 15 CM2 H O
Driver Board
R1-R6
IGBT
(Total 6)
G
E
G
E
J80
J1
Flat Cable
J1
Control Terminal Board
L AM AMI AL2 AL1 ALO
OI O2
Note : Control terminal symbol is SJ300
Only SJ300-1100,1320HF and
L300P-1320HFR Connect FAN to J23
J31 Thermistor
J35
Thermistor
U
CTU
V
W
CTW
GA Board
OPT1C OPTXC
Option Board
OPT2C
OPTXC
Option Board