00197543-01_SM_JTF-S_ JTF-M_en.pdf - 第73页

Service Works 2.8.5 Troubleshooting Charts SIPLA CE JTF-S Troubleshooting SIPLA CE JTF-S Service Manual SIPLACE JEDEC Tray Feeder 73 The feeder power s up, but does not operate. The Stop button on the feeder may have bee…

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Service Works
Troubleshooting SIPLACE JTF-S 2.8.5 Troubleshooting Charts SIPLACE JTF-S
72 Service Manual SIPLACE JEDEC Tray Feeder
These Error codes are sent out to the RS232 serial port (e.g. “Error 7”)
General Problems (continued):
6 LIFT_NOT_DOWN . _ _ . The lift mechanism did
not reach bottom dead
center.
7 TRAY_NOT_CLEAR . _ _ _ The tray returning from
the pick position did not
clear the return slow
down sensor.
8 TRAY_NOT_IN _ . . . The tray returning from
the pick position did not
reach the Stop @ Stack
sensor.
9 LIFT_NOT_UP _ . . _ The lift mechanism did
not reach top dead cent-
er.
10 TRAY_NOT_FED _ . _ . The tray being conveyed
to the pick position did
not reach the forward
slow down sensor.
11 TRAY_NOT_AT_END _ . _ _ The tray being conveyed
to the pick position did
not reach the stop @
end sensor.
Problem Possible Cause Solution
On power-up, the feeder will not
operate. There are no lights on
the panels or sensors.
The feeder may not be getting
power.
► Be sure the feeder is plugged
into the assembly machine.
► Unplug the cable and check
for 24V DC on pins 1 and 2.
► Be sure the host machine is
on and not in an E-Stop con-
dition.
► Check the voltage reaching
the feeder.
► The motherboard in the feed-
er may be bad. Try operating
the feeder on the bench. See
the instructions at the begin-
ning of this section.
Simple or Intermediate communi-
cations mode –
The feeder will not initialize (all
operator LEDs on)
The feeder must be initialized
manually.
► For Fast conveyor speed,
press the elevator button. For
slow speed, press Index 1
and Index 2 buttons together.
The EPROM (U3) may be bad. ► Replace the microcontroller.
Use an IC puller and an anti-
static strap.
The motherboard may be bad. ► Replace the motherboard.
Error Code Name Blink Pattern Description
Service Works
2.8.5 Troubleshooting Charts SIPLACE JTF-S Troubleshooting SIPLACE JTF-S
Service Manual SIPLACE JEDEC Tray Feeder 73
The feeder powers up, but does
not operate.
The Stop button on the feeder
may have been hit.
► Press the Reset button.
The host machine may not be
supplying enough compressed
air.
► Be sure that the air feed line
is connected to the assembly
machine.
► Be sure that the air supply on
the assembly machine is on.
► Be sure the assembly ma-
chine is supplying about 60
psi or 5 bar.
One of the user interface LEDs
remains on.
The interface cable may be bad. ► Check the signals through
the cable.
The motherboard may be bad. ► Replace the motherboard.
All of the pneumatic functions
seem slow or sluggish.
The host machine may not be
supplying enough compressed
air.
► Be sure the host machine is
supplying about 60 psi or 5
bar.
► Be sure that the air feed line
is not pinched.
► Check for variations in air
supply from the host ma-
chine.
The main air regulator on the
feeder may be set up incorrectly.
► Set this to provide 60 psi or 5
bar.
Problem Possible Cause Solution
Service Works
Troubleshooting SIPLACE JTF-S 2.8.5 Troubleshooting Charts SIPLACE JTF-S
74 Service Manual SIPLACE JEDEC Tray Feeder
One pneumatic function is slow
or sluggish.
The mechanism may be blocked
or jammed.
► Check for a mechanical prob-
lem.
The flow control(s) for that func-
tion may need adjustment.
► Lift cylinder – see "2.5.7 Lift
Cylinder Flow Control Adjust-
ments (SIPLACE JTF-S)"
[ ➙ 46].
► Tray clamp – see "2.5.3 Tray
Clamp Adjustments" [ ➙ 40].
The valve block for that function
may be bad.
► Check and replace if neces-
sary.
The cylinder for that function may
be bad.
► Check and replace if neces-
sary.
The air pressure from the host
machine may be too high.
► Be sure the host machine is
supplying about 60 psi or 5
bar.
► Check for variations in air
supply from the host ma-
chine.
All of the pneumatic functions
seem too fast.
The main air regulator on the
feeder may be set up incorrectly.
► Readjust this to provide 60
psi or 4.2 bar.
The flow control(s) for that func-
tion may need adjustment.
► Lift cylinder – see "2.5.7 Lift
Cylinder Flow Control Adjust-
ments (SIPLACE JTF-S)"
[ ➙ 46].
► Tray clamp – "2.5.3 Tray
Clamp Adjustments" [ ➙ 40].
► Feed pusher – "2.6.3 Feed
Pusher Pneumatic Adjust-
ment" [ ➙ 55].
► Return pusher – "2.5.6 Re-
turn Pusher Pneumatic Ad-
justment" [ ➙ 44].
Problem Possible Cause Solution