Hitachi SJ300 - Manual (Page 53)

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