Pdp-614Mx / Pro-1410Hd / Pdp-424Mv; Power Failure; The Power Supply Is Not Turned On - Pioneer PRO-1410HD Field Service And Training Manual

1. Power failure

(1) The power supply is not turned on.

Move the main power setting for
OFF→ ON.
Is the POWER/STANDBY lamp lit?
YES
(2) Blinking in green (Alarm of
temperature sensor error or fan error)
Go to (P14 & 15)
(3) Blinking in red after repeating
reciprocal flash in red and green
(POWER ON↔OFF) 3times (Alarm of
temperature error) Go to (P16).
(4) Reciprocal flashing in red and
green (Alarm of panel error) Go to
(P17).
(5) Lighting in green, and then in
red (Alarm of power line error) Go to
(P18).
Is a 5Vdc output available in the state that
the LD connector is disconnected and the
main power is turned ON?
The LD connector or the
YES
LED PWB is fault.
NO
Is a 5Vdc output available in the state that
the RS connector is disconnected and the
main power is turned ON?
The RS connector or the
YES
232C PWB is fault.
NO
The PW connector, PWR PWB or the MAIN
PWB is fault.

PDP-614MX / PRO-1410HD / PDP-424MV

NO
(Caution) If any abnormality is sensed in such a
manner that the LED flashes or lights, all
the power lines other than those of 7Vdc
(M+7V) and 5Vdc (M+5V) are automatically
turned off in about 10 seconds. When
checking the power lines other than those of
M+7V and M+5V, a circuit tester or the like
should have been connected in advance.
Is the AC power
output available at
the AC connector
(power cord)?
YES
Is a 6.8Vdc output
available at Pin of

the PM connector?
YES
Is a 6.8Vdc output
available at Pin  of
the PW connector?
NO
The PW
connector or
the PWR PWB
YES
is fault.
Is a 6.8Vdc output
available at Pin of

the PM connector?
NO
The PM
connector or
YES
the MAIN
PWB is fault.
Is a 4.9Vdc output
available at Pin of

the PM connector?
NO YES
Is a 5Vdc output
available at Pin  of
the PW connector?
NO NO NO YES
The MAIN PWB is fault.
13 8-2
NO
The power cord is defective.
NO Is a 6.8Vdc output available in
the state that the LD connector
is disconnected and the main
power is turned ON?
The LD
YES
connector or
the LED PWB
is fault.
NO
Is a 6.8Vdc output available in
the state that the PW connector
is disconnected and the main
power is turned ON?
The PW
YES
connector or
the PWR PWB
is fault.
NO
Is a 6.8Vdc output available in
the state that the PM connector
is disconnected and the main
power is turned ON?
YES
The PM
connector or
the MAIN
PWB is fault.
NO
The power unit is fault.