Epson/Seiko SRC-320 ABS, Manual, Page: 110 / 176

Maintenance 5. Motor Power Unit
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5. Motor Power Unit
5.1 Layout and function of motor power unit parts
The motor power unit consists of the motor main power supply circuit to the AC servo
driver and the dynamic brake circuit.
X24 X23 X22 X21
XP1
X25
X26
X29
X28
X20
HL1 M.P
HL2 ACF
HL3 MPC
(1)
For EL, EH, BL,
XM3000 series
(1)
LED (HL1, HL2, HL3)
A description of the monitoring performed by the LED in the motor power unit is
shown in table.
Notation Name Color Description of display when on
HL1 M.P Orange Motor main power supply is being output
HL2 ACF Green AC power supply is being input
HL3 MPC Green Motor is on
(2)
Jumper pins (XP1)
Manipulator Setting
ES, EC, BN, BNA(-CL), RT3300 Short
EL, EH, BL(-CL), XM3000 Open