Pioneer PDP-5016HD Service Manual page 134

1
QQ
3 7 63 1515 0
A
6) No HDMI 2 Signal
Check the Connection of the HDMI input Connector
Check the Soldering state in HDMI input part.
Check for short circuits between each power terminal and the ground.
No HDMI
signal
B
#27,28
at U401
in Main Assy
#58,59,62,63
66,67,70,71 DC level
at U45 in Main Assy
(Incase of no input
signal)
Read
the EDID data
C
at U44
in Main Assy
TE
Check the signal Line
L 13942296513
at JP27 HDMI Connector
(In case of
Input signal)
Check the RGB output(24bit)
And H_DE, H/V sync,H_clk
D
Check the digital input
and output of U5
(INOR/G/B of U5)
Waveform
•
E
<Waveform 3>
www
F
<Waveform 5>
T03
134
1
http://www.xiaoyu163.com
2
Waveform3
NG
Is the signal
3.125~3.475V
NG
NG
Waveform4/4-1
NG
Waveform5/5-1
NG
<Waveform 4>
x ao
y
. i
<Waveform 5-1>
PDP-5016HD
2
http://www.xiaoyu163.com
3
8
Check the state of soldering
State and related component at
U35, U5, U12
Check input power of U45 and
crystal(Y3)
Check HDMI1_PWR
& 5VSTB
Q Q
3 6 7 1 3
Check the solder state of JP27
and connector part
Check the U45 and related
circuit
<Waveform 4-1>
u163
.
3
4
2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
m
co
T03
4
9 9
2 8 9 9