GPIO Connector and Pin Out
General Purpose Input and Output (GPIO)
Swap:
Closing the Swap Pin to GND swaps the position and size of the Primary and Secondary images. See page
8 for details.
PIP Size:
The size of Secondary image increases each time the PIP Size is connected to GND. See page 8 for details.
Record Indicator:
The Record Indicator is displayed while a contact closure to the GND is present, the indicator is removed
when the contact is opened. The Record Indicator is displayed in the monitor's top left corner.
Mating connector:
Telephone Handset
Connector
Pin Name Description
1 Swap Swap P & S inputs
2 P.S.
PIP Size.
3 R.I.
Record Indicator.
4 GND
Common Ground
Power Connector and Pin Out
Fuse Replacement
B
A
C
19
GPIO
RJH 4 pin
Pin
Top
Mid
Bottom
Name
Description
Line
AC Source
Gnd
Ground
Neutral AC return
Fuse Replacement:
1. Disconnect the power cord.
2. Using a small screwdriver, gently pry open the door
(A) that covers the fuse carrier (B).
3. Use the screwdriver to pry the fuse carrier (B) out of
its well (C.).
4. Identify and remove the failed fuse.
5. When installing a new fuse*, make sure that one end
of the fuse touches the back of the carrier as shown
in (B).
* Fuse information:
Cooper Bussmann, S506-5A, 5A, 250V, time delay