YASKAWA NX100 - Page 146

8.3 Alarm Message List
8-42
4113
DATA RECEIV-
ING ERROR
An error occurred during data transmission.
7 • An unexpected control code was
received.
Reset the alarm, and then remove the cause.
4114
TRANSMISSION
HARDWARE
ERROR
An error occurred during data transmission.
1 • Overrun error
Reset the alarm, and then remove the cause.
2 • Parity error
3 • Framing error
4 • Transmission timeout (timer A)
5 • Transmission timeout (timer B)
4115
TRANSMISSION
SYSTEM BLOCK
An error occurred during data transmission.
(This alarm occurs when received data
cause inconsistency on the system although
the transmission protocol is correct. Mainly,
this alarm occurs due to an illegal transmis-
sion or erroneous report at the data sending
side.)
1 • Received EOT while waiting ACK.
Reset the alarm, and then remove the cause.
2 • Received EOT while waiting ENQ.
3 • Received EOT before last block
reception.
4 • Received codes other than EOT
after last block reception.
4116 TRANSMISSION
SYSTEM
ERROR
--- An error occurred during data trans-
mission.
If the error occurs again, contact your
Yaskawa representative.
4117 BRAKE POWER
ERROR
--- The power for brake is not output.
An error occurred due to ground
fault or short circuit of the brake wir-
ing. Or the fuse of optional unit
(NBP) or brake release unit
(NBU) is blown.
• Verify the brake wiring. If the fuse is blown,
check the wiring, then replace the fuse.
If the error occurs again, contact your
Yaskawa representative.
4118 TRIPPED CIR-
CUIT PROTEC-
TOR OF IN-
PANEL FAN
XY The circuit protector of the in-panel
cooling fan is tripped due to ground
fault or short circuit or the in-panel
cooling fan, or defective fan.
Note: This alarm is displayed
approximately one minute
after the detection.
XServo board
1: Servo board1 (SV#1)
2: Servo board2 (SV#2)
3: Servo board3 (SV#3)
4: Servo board4 (SV#4)
YPower-ON unit
1: Power-ON unit1 (TU#1)
2: Power-ON unit2 (TU#2)
3: Power-ON unit3 (TU#3)
4: Power-ON unit4 (TU#4)
5: Power-ON unit5 (TU#5)
6: Power-ON unit6 (TU#6)
• Verify the wiring of in-panel cooling fan.
If there is no defect in the wiring, replace the
cooling fan since the fan may be defective.
4119 FAN ERROR
(IN CONTROL
BOX)
X The rotation speed of in-panel cool-
ing fan decreased.
XCPS unit number
1: CPS unit 1(Detected with SV#1)
2: CPS unit 2(Detected with SV#2)
3: CPS unit 3(Detected with SV#3)
4: CPS unit 4(Detected with SV#4)
• Reset the alarm, and then move the manip-
ulator to the safe position in the teach
mode.
• Check if in-panel cooling fan is rotating.
If the fan is not working, verify its wiring.
Should the error persist, replace the in-panel
cooling fan (CPS power unit).
Alarm Message List
Alarm
Number
Message
Sub
Code
Cause Remedy