3OM-1064-001 - 第29页

1.3.3 Power Supply for Main Loads Symptom The [POWER ON] button does not illuminate green. No sound (operating sound) is produced from the electromagnetic contactor . ........... etc. 0005-002 1-21 Tg0248-PM-ER 1. Cause …

1.3.2 Power Supply Check 2

Symptom

Although the main power lamp is “ON”, power is not supplied.

0005-002 1-20 Tg0248-PM-ER

1. Cause and Remedy of Simple Trouble

Although the main power lamp

is "ON", power is not supplied.

Is the breaker at the

power supply section

tripped?

Did the timer (KT01) and

the electromagnetic

contactor (KM01) turn

"ON"?

Are the cooling fans

(located on the sides and

ceiling of the main body)

working?

!!High Voltage!!

Avoid any electric shock.

Electrical knowledge is required. Only a service personnel

or an authorized personnel should perform this operation.

YES

Check the following items.

Breakers (Q204, Q101)

Transformers

Wiring (X1, X2, and Y1) in 100 V AC System

Contacts of Electromagnetic Contactor (KM01)

Fuses (F105, 106, 109, 110)

Connectors

Check the following items.

24 V DC Power Supply (G08)

Fuse (F003)

24 V DC or not in 24F1 and 10F

Check the following items.

24 V DC Power Supply (G06) in Control Box

24 V DC or not in 24C and 10C

When this 24 V DC is not normal, the SDS I/O does not

work.

Check the following items.

Relay (ON or OFF) in Control Box

24 V DC or not in 24C and 10C

Connector (XCN3) of Relay Board in Control Box

Operation of I/O Board

Connector (XCN93) on Rear Side of Control Box

YES

Open the front cover of the control box and

check the DC power supply (G01).

!!High Voltage!!

Open the cover located at the lower part of the front left

side of the machine.

Turn on the power breaker.

Are the cooling fans

(located on the sides and

ceiling of the main body)

working?

Is the DC power supply

(G01) in the control box

working?

YES

Is an alarm issued from

the control board?

Is the control power 24 V

DC (G08) in abnormal

condition?

(24F1 and 10F)

Is the control power 24 V

DC (G07) in abnormal

condition?

(24E and 10E)

Check the following items.

24 V DC Power Supply (G07)

Fuses (F001 and F002)

24 V DC or not in 24E1, 24E2, and 10E

Check the following items.

Wiring in 100 V AC System, Contacts of

Electromagnetic Contactor (KM01), and Connectors

(X1, X2, and Y1)

Breaker (W203)

Check the following items.

Indicator Lamps of Boards

Power Voltage (5 V DC, 12 V, -12 V) of Control

Board Rack

Check the following items.

Fuses (F121, 122, 123, 124, 125)

Connectors

When a breaker (Q203, Q204, or Q101) is tripped, the

control power cannot be supplied.

When a breaker is tripped, confirm that no abnormality is

found on the loaded side of the breaker and turn on the

power breaker crank again.

Press the [POWER ON] button and check whether the timer

(KT01) turns "ON".

Check the coil voltage of the electromagnetic contactor (KM01).

(24 V DC or not in 502, 503, 504, and 10D)

Check the wiring.

Is 24 V DC (G06) for

SDS in normal condition?

(24C and 10C)

Is the relay (K09)

working?

Is the relay (K50) in

Power 2 Section

working?

To "1.3.3 Power Supply for

Main Loads"

Operation Check on

Each Component

YES

Check the following items.

Operation of I/O Board

Operation of Mechanical Distribution Board (Mechanical

Distribution 1) in Power Supply 2 Section

Relay K50

Connectors

1.3.3 Power Supply for Main Loads

Symptom

The [POWER ON] button does not illuminate green.

No sound (operating sound) is produced from the electromagnetic contactor.

........... etc.

0005-002 1-21 Tg0248-PM-ER

1. Cause and Remedy of Simple Trouble

The power supply (main) for

loads is not supplied.

Is the LED of the [POWER

ON] button "ON" in green?

Is the air pressure normal?

Adjust the air pressure.

Check whether Q101, Q203, Q204, Q205, Q111, or Q351A are tripped.

If tripped, confirm that no abnormality is found on the loaded side and then tur

on the power breaker crank again.

Check whether Relays K02, K04, and K05 are working.

Is the maintenance cover

(supply cover) closed?

When the switch is "ON", turn it off.

Confirm that Relays K63, 64, 65, 66, 67, and 68 are "OFF".

When a relay is "ON" although the switch is "OFF", abnormality will be found i

the wiring. Check the wiring.

When this switch is "ON", the initial startup operation cannot be executed.

Check whether each load is

working.

Check the supply cover and the [EMERGENCY STOP] buttons.

Check the wiring and connectors.

To "1.3.4 Servo Power

Supply"

Is the LED of the [POWER

ON] button "ON" in red?

The load power

supply circuit is

normal.

Check whether each

component and

wiring are normal.

Is a display on the

operation monitor (touch

screen)?

Check how the control

board works.

Check the power supply

system of the control

board.

Is the [EMERGENCY

STOP] button pressed?

There is a possibility that the sensor is not working normally.

Check the sensor and the wiring.

Check how the interlock board is working.

Is the relay (K51)

turned "ON"?

ޓޓޓޓ

!!High Voltage!!

Avoid any electric shock.

Electrical knowledge is required. Only a

service personnel or an authorized

personnel should perform this

operation.

Are the electromagnetic

contactors (KM08, 09,

112A, and 112B) "ON"?

ޓޓޓޓ

!!High Voltage!!

Open the cover located at the lower

part of the front left side of the

machine.

Turn on the power breaker crank.

YES

Check the air pressure,

release the [EMERGENCY

STOP] button, reset the

maintenance cover, and

press the [POWER ON]

button for approximately 2

seconds to re-supply

power.

Check the wiring.

24 V DC (Check the 24D1

line.)

Is the circuit breaker

tripped?

Are the relays (K60, 61, and

62) working?

YES

Is the safety relay (K99)

working?

Are the interlock bypass

switches and [OPERATION

MODE] buttons (both front

and rear ones) turned

"OFF"?

YES

Are the electromagnetic

contactors (KM103A, 104A,

115A, 103B, and 104B)

"ON"?

Check the electromagnetic contactors and the wiring.

Check the fuses built in the relays.

Confirm that the electromagnetic contactors (KM08, 09, KM112A, 103A, 104A,

151A, 112B, 103B, 104B) are "OFF".

Check for welded contacts.

Confirm that 24 V DC is supplied between Terminals X2 and T21 when Timer

KT01 is working.

Confirm that 24 V DC is supplied between Terminals T12 and T21 and betwee

Terminals B1 and T22.

YES

1.3.4 Servo Power Supply

Symptom

Beam A or B is not powered.

The servo power lamp on the rear or the front side does not illuminate.

No sound (operating sound) is produced from the electromagnetic contactor.

............ etc.

0005-002 1-22 Tg0248-PM-ER

1. Cause and Remedy of Simple Trouble

Check the power supply for the X/

Y axis of Beams A and B.

Is the power for loads

supplied?

Is the LED of the [POWER

ON] button "ON" in green?

Are the [READY] button on

the rear side pressed and

the material supply door

locked?

Set the [OPERATION/SET UP]

switches on both front and rear sides

back to the "OPERATION" side.

Check whether neither Q311A, 301A, 302A, 303A, 304A nor Q311B, 301B, 302B, 303B,

304B is tripped.

If tripped, confirm that no abnormality is found on the loaded side and then turn on the

power breaker crank again.

Check whether the relays (K101A/101B) are working.

Are the safety relays

(K131A/K131B) working?

Check whether the fuses (K051A/K051B) have melted, breaking the circuits.

Confirm that the electromagnetic contactors (KM111A, 1113A, 1114A, 101A, 102A/

KM111B, 1113B, 1114B, 101B, 102B) are "OFF".

Confirm that no contacts have been welded.

Confirm that Relay K65 is "OFF".

Confirm that Relays K61, K62, K123A, and 124A/K123B, and 124B are "ON".

Confirm that Relays K115A/K115B are "ON".

Confirm that Relay K122A is "ON". (Confirm that the Y-axis mechanical stopper has

returned.)

Check whether each load is

normal.

Is an alarm produced from

the servo driver?

Check the contents of the alarm.

Check the servomotor driver and motor wiring.

Check how the relays (K102A, 103A/K102B,

103B) are working.

Check the wiring.

Check the SDS output node.

END

To "1.3.3 Power Supply for

Main Loads"

Is the [OPERATION/SET

UP] switch set to the

"OPERATION" side?

(Both Front and Rear Sides)

Press the [READY] button to lock the

material supply door.

Are the supply and

maintenance cover closed?

Close the supply and maintenance

cover.

Is the circuit breaker

tripped?

Is the electromagnetic

contactor "ON"?

Check how the electromagnetic contactors (KM111A, 1113A, 114A/KM111B,

1113B, 1114B) are working.

Check the wiring.

Are the relays (K102A,

103A/K102B, 103B) "ON"?

Check the sensor.

Check the interlock board.

Check the wiring.

Are the relays (K111A/

K111B) "ON"?

Is the electromagnetic

contactor "ON"?

Check how the electromagnetic

contactors (KM101A, 102A/KM101B,

102B) are working.

Check the wiring.

Are the servo power lamps

(HD51A/HD51B) "ON"?

Check the lamps.

Check the wiring.

YES