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TROUBLESHOOTING
1-41August 9, 2005
D SERIES CONTROLLER
TROUBLESHOOTING AND COMPONENT REPLACEMENT
K
a
a
aw
s
k
necessary.
⇒
Check and repair brake power line and connections as necessary
.
⇒
Check and repair connections between 1KB and 1KQ/1NR, 1KB and 1KX/1NX, and
1NR and 1NX as necessary.
⇒
Ensure the 1KB board is properly seated in the card rack.
⇒
Ensure the 1KP board safety circuit setting is correct.
⇒
Replace the 1KB and or the 1KQ/1NR.
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ERROR CODE D1513 Brake power is abnormal. (XX)
This error occurs when the 1KB board detects an error signal sent from the brake power
supply, voltage monitoring circuit, on the 1KQ/1NR board.
Transformer Circuit breaker
MOSFET
Voltage
monitoring
1KP board
Motor
1KB board
Robot
Controller
Safety circuit
Brake power supply error signal
Brake release signal
Brake line error signal
1KQ/1NR board
+24 VDC
Brake power supply D3X
Brake power supply D7X
Motor brake line
Main causes include:
1. Defective transformer winding for brake power supply.
2. Short or open in wiring from transformer to brake power supply circuit.
3. Disconnected or defective harness between the 1KB board and the 1KQ/1NR board.
4. 1KB board not properly seated in the 1KX/1NX board.
5. 1NR board not properly seated in the 1NX board.
6. Defective circuit breaker F4 or F4 tripped.
7. Defective MC unit (1KQ board).
8. Defective 1NR board.
⇒
Check transformer winding and wiring and repair or replace as necessary
.
⇒
Repair or replace harness between the 1KB and 1KQ/1NR board.
⇒
Ensure the 1NR and or the 1KB boards are properly seated in the 1KX/1NX board.
⇒
Replace MC unit.
⇒
Reset or replace circuit protector F4 as necessary.
⇒
Replace the 1KB and or 1KQ/1NR boards as necessary.
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