M7_ServiceManual_e.pdf - 第34页
2 Periodical Checks 2-4 Monthly Check Check the followings once a month. ITEM DESCRIPTION LCD Clean LCD screen if it is dirty. Cable Make sure screws on cable and cables supports are not loose. Check cables in cable-supp…
2 Periodical Checks
2-3
Manual Check
Check the followings after turning on the main and servo switch of the mounter.
If the mounter conditions or movements are not normal, an error message will appear on the LCD. Refer to
error messages in the reference manual.
ITEM DESCRIPTION
Main switch
Check if display of MENU screen is normal after starting system.
Servo switch
Check if indicator lights when switch is pressed.
If not, turn off system and turn it on again.
EMERGENCY STOP
switch
Check function by pushing and releasing it.
Origin
Check if heads return to origin properly.
Jog
Check if display of head coordinates is proper.
Make sure there is no unusual noise when head is traveling.
Suction
Check if negative pressures of all heads are within range.
Conveyor
Check conveyor movement by transferring PCB.
Stopper
Check stopper movement.
Main Clamp
Check clamp movement.
PCB clamp
Check PCB clamp movement.
)
3. Mechanical Section>PCB clamp bar
ANC
Check ANC movement.
Head
Check head movement.
Signal I/O
Check capability of sensors in Signal I/O screen.
Refer to reference manual.
Air Pressure
Check head/nozzle choke and solenoid valve failure.
)
3 Mechanical Section>Inspection for Head/Nozzle Clogging and Solenoid
Valve Breakdown
X-Y Table
Make sure X and Y axes and ball screws do not give unusual noise when traveling
head.
Check that proper amount of grease is provided.
2 Periodical Checks
2-4
Monthly Check
Check the followings once a month.
ITEM DESCRIPTION
LCD Clean LCD screen if it is dirty.
Cable
Make sure screws on cable and cables supports are not loose.
Check cables in cable-support stay.
Connector Make sure connectors are not loosened.
Air Hose Check piping and joints. Check air hose for leakage.
X-Y motors Make sure X and Y motors are not abnormally heated.
Theta Motor
Make sure there is no interference when head is rotating.
Make sure head torque is enough.
Z Motor Move head up and down to make sure movement is smooth.
Suction On/Off
Check negative pressure of all heads. If values of negative pressure are not
proper, clean filters in nozzle shafts. Replace filters of vacuum ejector if dirty.
Conveyor
Check conveyor movement.
Check belt tension.
Make sure conveyor has no flaws, abrasions and obstacles.
Check conveyor for lubrication.
Check movement of auto-width adjustment to maximum and minimum widths.
Check conveyor parallelism and board transfer at entrance and exit.
Stopper
Check for movement and noise.
Make sure there are no components on stopper.
Main Clamp Check adjust plate for wear and flaw.
Side Clamp Check for wear and flaw.
Rear Clamp Check for wear and flaw.
Buffer Stopper Check for wear and flaw.
ANC Clamp Check for wear and flaw.
Nozzle Holder
Check for smooth movement of the nozzle escape.
Check that there is no flaw in the leaf spring.
Beam Camera
Clean half mirror and lens (lens filter).
)
”Camera” in 3 Mechanical Section.
Board Camera
Clean lens.
)
”Camera” in 3 Mechanical Section.
Camera Illumination Check movement and brightness.
Operation Switches
Check if all actuators work properly in the Signal I/O screen.
Check emergency stop switch.
Alarm Beacon
Check if all lamps light.
Make sure it is fixed securely.
Hazard Alarm
(continuous high-pitched tone)
Check if alarm sounds.
Warning Alarm
(intermittent high-pitched tone)
Check if alarm sounds.
Cameras Execute “VISION TEST” and check result.
Pickup Coordinates Check feeder banks.
Electrodes on Feeder Bank
Check the condition.
)
”Electrodes on Feeder / Feeder Bank” in 4 Electrical Section.
Placement Make sure components are placed on specified places.
3 Mechanical Section
3-1
3
Mechanical Section