PDP-R03U
53.
No BS power
NO
YES
Is the M+10V signal (pins (1), (2) and (3) of P5701)
applied?
Make sure the harnesses (CN704 and P5701) are
properly connected.
NO
YES
NO
YES
Does the BS3.3V line (pins (8), (9) and (10) of P5703)
function?
Check IC5703 and its peripheral circuits as well as
the BS3.3V line circuits.
NO
YES
Does the BS5V line (pins (6) and (7) of P5703)
function?
Check IC5704, Q5702 and their peripheral circuits as
well as the BS5V line circuits.
NO
YES
NO
YES
Check the set's connector harnesses and FFCs
for their connections.
YES
Check IC5704, Q5704, IC5705 and
their peripheral circuits as well as the
LNB_POW line circuits.
YES
Check the ANTPOW line.
Is the ANTPOW terminal (pin (30) of IC5704) at HI?
Check the BS_POW line.
Is the BS antenna power setting at "ON"?
Does the LNB_PWR line (pin (1) of P5704) function?
Is the BS_POW (pin (4) of IC6702) terminal at HI?
