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2-3. Locating the Components

Inspect the items below when this unit does not operate normally.
1. This unit does not start even if the power switch on the side panel is turned on.
. Check that the power cable is connected properly.
. Check that the POWER indicator (green) on the front panel of the main unit lights.
2. The main unit does not start even if you press the I/O button of a remote controller.
. Check that the POWER indicator (orange) on the front panel of the main unit lights.
. Check that the initial screen is displayed when the power switch on the side panel is turned on again.
Check the power switch on the side panel and the power cable when the POWER indicator does not
light.
. Check that the transmission block of a remote controller emits light in the local image on the monitor
when you press buttons with the remote controller put toward this unit.
Check the consumed battery or failure of a remote controller when no light is emitted.
3. The initial screen is not displayed. (The screen is black.)
. Check the monitor power and input selection.
. Check that the video cable is connected properly.
. Connect with the monitor having a composite (video) input terminal when only an RGB monitor is
connected.
Set the dual monitor properly in a "General setup menu" when the initial screen is displayed on the
monitor having a composite (video) input terminal.
4. A local image is not displayed in the screen area of the initial screen.
. Press the "input selection" button of a remote controller and confirm that the video input selection on
the local side is "Main".
. Check that the camera cable is connected properly.
. Check that the POWER indicator (green) of a camera unit lights.
5. A line is not connected. (ISDN)
. Check that the main unit and ISDN unit are properly connected. (Pay attention to the vertical direction
of a connector.)
. Check that the STATUS indicator (green) of an ISDN unit blinks.
. Check that the STATUS 1 to 6 indicators (orange) of an ISDN unit light proportionally to the number
of connected lines.
Check the ISDN line and DSU (Digital Service Unit) when the indicators do not light.
. Check whether loopback operation (Section 2-1) can be performed.
. Check that the setting contents of a dial list and system setup are proper.
. For bonding connection, check that the ISDN number of the local terminal on the incoming side is
properly set (on pages 2 and 3 of an "ISDN setup menu").
PCS-1/1P
2-3

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