EN 28
5.
LX7500R
Diagnostic Software
servtest LX7500R sh 6, 111004
Y
COMBI BOARD
I
2
C
TEST
Display shows
IIC XXXX FAIL
IIC TEST PASS
Display shows
Test register is written to
the first/next IC to be tested
and
read back again
STOP button
pressed?
Test ok?
All ICs tested?
N
Y
N
N
Y
Y
N
Press
PLAY button.
Back to main menu.
STOP button
pressed?
Y
Back to main menu.
stands for item number of the failed IC.
The selector / sound processor ICs 7207, 7214 and 7303 are passive ICs
which do not feed back via the IIC bus. The functionality of these ICs can
therefore not be tested with the IIC Test. For testing these ICs use the
AUDIO TEST.
7405 CODEC
7505 DSP
7603 SPDIF IC
XXXX
Press
S
or
T
button
and select
IIC TEST
Содержание LX7500R
Страница 60: ...Diagnostic Software EN 60 LX7500R 5 ...
Страница 103: ...EN 103 7 LX7500R Circuit Diagrams and PWB Layouts uP Sub Board top view uP Sub Board bottom view ...
Страница 125: ...Circuit IC descriptions and list of abbreviations EN 125 LX7500R 9 9 3 5 Video routing Figure 9 1 Video IO Europe ...
Страница 129: ...Circuit IC descriptions and list of abbreviations EN 129 LX7500R 9 9 4 4 Video routing Figure 9 3 Video IO Nafta ...
Страница 136: ...Circuit IC descriptions and list of abbreviations EN 136 LX7500R 9 Figure 9 9 ...
Страница 137: ...Circuit IC descriptions and list of abbreviations EN 137 LX7500R 9 Figure 9 10 ...
Страница 141: ...Circuit IC descriptions and list of abbreviations EN 141 LX7500R 9 IC7411 NJM2285 Analog Board Video Switch ...