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External Serial Controller
External Serial Controller
9 9
- - R R e e s s e e t t
1 1 0 0
N N / / C C
If you have grounded the controller as in Step 4 above (the preferred method),
If you have grounded the controller as in Step 4 above (the preferred method),
the chassis ground connection through the power connector, P4 pin 8, does not
the chassis ground connection through the power connector, P4 pin 8, does not
need to be connected. Likewise, do not connect the Reset and LED Remote
need to be connected. Likewise, do not connect the Reset and LED Remote
lines unless you have provided the appropriate circuits.
lines unless you have provided the appropriate circuits.
The microprocessor pin that drives the status LED is connected to pin 5 of the
The microprocessor pin that drives the status LED is connected to pin 5 of the
P4 power supply connector. This signal from the microprocessor may also be
P4 power supply connector. This signal from the microprocessor may also be
used to drive an external indicator such as another LED.
used to drive an external indicator such as another LED.
To operate an external LED, connect the LED anode to a +5 Vdc power
To operate an external LED, connect the LED anode to a +5 Vdc power
supply and cathode to pin 5 of the P4 connector. (Nominal current through the
supply and cathode to pin 5 of the P4 connector. (Nominal current through the
LED will be 3 mA—the LED will be comparatively dim.
LED will be 3 mA—the LED will be comparatively dim.
6. 6.
Connect the 2x5 female connector on the serial output cable to the 2x5 male
Connect the 2x5 female connector on the serial output cable to the 2x5 male
connector at P2 on the controller. Mount the DB9 female end of the cable in
connector at P2 on the controller. Mount the DB9 female end of the cable in
the position determined in step 2. The serial cable connector shell must be
the position determined in step 2. The serial cable connector shell must be
grounded to satisfy safety agency approvals, as the grounding protects the user
grounded to satisfy safety agency approvals, as the grounding protects the user
in case a wiring fault develops in the display. If the DB9 connector shell is not
in case a wiring fault develops in the display. If the DB9 connector shell is not
already grounded, attach the ground wire supplied in the kit to one of the
already grounded, attach the ground wire supplied in the kit to one of the
DB9's mounting screws and the other end to chassis ground.
DB9's mounting screws and the other end to chassis ground.
7. 7.
Adhere the metal plate labeled with the legend, "Touchscreen Interface"
Adhere the metal plate labeled with the legend, "Touchscreen Interface"
(P/N 172001) to the outside of the bulkhead-mounted DB9 connector. A
(P/N 172001) to the outside of the bulkhead-mounted DB9 connector. A
similar plate is also available with vertical labeling (P/N 172003).
similar plate is also available with vertical labeling (P/N 172003).
8. 8.
Label the monitor to indicate that an IntelliTouch E281-2310 serial controller
Label the monitor to indicate that an IntelliTouch E281-2310 serial controller
is installed inside the display and include its jumper settings.
is installed inside the display and include its jumper settings.
An external serial controller (E281-2310MX) is the best choice for many
An external serial controller (E281-2310MX) is the best choice for many
integrators for several reasons:
integrators for several reasons:
No additional cables are required to install the controller. The 30-inch
No additional cables are required to install the controller. The 30-inch
• •
touchscreen cable is routed through the rear of the display case to a 2x6 male
touchscreen cable is routed through the rear of the display case to a 2x6 male
connector located on the rear of the controller. Once the controller is installed
connector located on the rear of the controller. Once the controller is installed
on the rear of the display, little or none of the touchscreen cable is visible.
on the rear of the display, little or none of the touchscreen cable is visible.
• •
The base of the controller may be permanently attached to the rear of the
The base of the controller may be permanently attached to the rear of the
display, but is easily removed from the display if necessary.
display, but is easily removed from the display if necessary.
Controller Interface Options
Controller Interface Options
O O p p e e n n c c o o l l l l e e c c t t o o r r i i n n p p u u t t : : o o p p e e n n = = n n o o r r m m a a l l
operation; short to PwrCom = hardware
operation; short to PwrCom = hardware
reset.
reset.
41 41
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Troubleshooting
