9.1 Replacing XRC Parts
9-7
b) UP130, UP165, UP200, UP130R
• How to Replace Converter
1. Turn OFF the primary power supply and wait at least 5 minutes before replacing. Do
not touch any terminals during this period.
2. Verify that the converter CHARGE lamp (red LED) is unlit.
3. Disconnect all the cables connected externally to the converter.
#
Main circuit power supply terminals (TM1: L1, L2, L3)
&
Regenerative resistor terminals (TM1: B1, B2)
%
Servo control power supply connectors (1CN and 2CN)
+
PN power supply terminals (P
×
2, N
×
2)
4. Remove the ground wiring connected to the converter.
5. Remove the four screws in the four corners of the converter.
6. With the top and bottom grips, pull out the converter.
7. Install the new converter and reconnect the connectors in the reverse order of that
listed above.
• How to Replace PWM Amplifier
1. Turn OFF the primary power supply and wait at least 5 minutes before replacing. Do
not touch any terminals during this period.
2. Verify that the converter CHARGE lamp (red LED) is unlit.
3. Disconnect all the cables connected externally to the control board.
#
PG cable connectors(CNPB123, CNPB456)
&
Communication cable connector (CN10)
%
Power ON signal cable connector (CN20)
+
Motor cable terminal (EUVW), motor cable connectors (CN4 to CN6)
4. Remove the ground wiring connected to the PWM amplifier.
5. Remove the four screws in the four corners of the PWM amplifier.
6. With the top and bottom grips, pull out the PWM amplifier.
7. Install the new PWM amplifier and reconnect the connectors in the reverse order of
that listed above.
Configuration of Servopack (UP130, UP165, UP200, UP130R)
Servo Control
Power Supply
Ground Wiring
Top Grip
Control Board
CN10
CNPB456
CNPB123
TM1 L1L2L3B1B2
Bottom Grip
1CN
Red LED
CN2
0
Top Grip
Ground Wiring
CN4 to CN6
Bottom Grip
2CN
P
N
PN Wiring
Converter PWM Amplifier
EUVW11-12 EUVW21-22 EUVW31-32
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