Yes
Replace CON1, J7 or FFC
cable.
No
Check the
signal output is measured
at the pin 16, 17, 18, 19 and 20 of
connector CON1 of MAIN
PCB and J7 of
AMP PCB.
Check MPEG output
and connector
connectivity.
B
C
Replace the resistor for the
regarding model option.
No
Check if the
following resistors
are located in accordance
with the model option.
Z410: MR28, MR29, MR30, MR31,
OR410A, OR410B, OR410C, OR410D.
Z510: OR510A, OR510B,
OR510C, OR510D,
OR510E, OR510F,
OR510G,
OP510H.
Yes
Check option resistor
Refer to wave pattern
image of Fig. 4-4-1
and Fig. 4-4-2.
Refer to wave pattern
image of Fig. 4-3.