3.2
Layout of Controller Parts
X8HN (X8HI)
X8HB
Part name
PS1
PWB set bracket
X8HP
X8HC
X8HN (X8HI)
X8HS
X8HB
R1
NF1
X8HC
X8HS
PWB set bracket
Upper side view
Fig. 3.1 Layout of controller parts
P5 V, P24 V switching power supply
PS1 set bracket
Servo power printed board
Main control printed board
I/O output printed board
Servo printed board
Mother board
Regenerative resistor
Noise filter
– 3–2 –
MAINTENANCE MANUAL
X8HP
PS1
Descriptions
NF1
R1
STE 73872