Sony DME-7000 Maintenance Manual page 67

4-1-2. BKDM-3010
The power cannot be turned on
Flow3
The power of BKDM-3010
cannot be turned on.
(None of the CH1, CH2 and
GLBL buttons light up.)
Is the power of DME-3000/7000
turned on?
YES
Is the connecting cable
connected correctly?
(Is the PROCESSOR connector
of BKDM-3010 connected to the
CONTROL PANEL connector of
DME-3000/7000?)
YES
Is the voltage of the power supply
in DME-3000/7000 normal (-5V,
+12V)?
(For the voltage measurement ,
refer to the section 1-11.)
YES
Repair the power supply circuit
on the CPU-119 board.
Nothing appears on the monitor
Flow4
Nothing appears on the monitor.
Is the power of the monitor
turned on?
YES
Is the RGB cable connected
correctly?
YES
Is the luminance of the monitor
correct?
YES
Is the signal output from the
terminal of the monitor correctly?
YES
Replace the monitor with the new
one.
NO
Turn the power of
DME-3000/7000 on.
Connect the 25-pin cable
between the PROCESSOR
NO
connector of BKDM-3010
and the CONTROL PANEL
connector of DME-3000/7000.
NO
Repair the power supply unit
of DME-3000/7000.
Turn the power of the
NO
monitor on.
NO
Connect the RGB cable to
the monitor.
NO
Turn up the luminance.
NO
Repair the display circuit on
the CPU-119 board.
BKDM-3010 cannot control DME-3000/7000
Flow5
BKDM-3010 cannot control
DME-3000/7000.
Is the channel assign correct?
YES
Is the switcher in DME WIPE
mode when DME-3000/7000 is
connected to the switcher?
NO
DME-3000:
Does the RUN indicator on the
CPU-114 board display "66"?
DME-7000:
Does the RUN indicator on the
CPU-196 board light up?
NO
DME-3000/7000 is faulty
4-1. Trouble Shooting
NO
Set the channel assign
correctly.
BKDM-3010 cannot control
YES
DME-3000/7000 during DME
WIPE mode.
YES
BKDM-3010 is faulty.
4-3 (E)