Sony SLV-D900E / SLV-D900G Service Manual ▷ View online
7-15
No Search Operation
MIRR, SIC1-157
output is normal?
Actual velocity occurs
at SIC1-34 terminal?
Actual velocity occurs
at DRIC1-32, 33 terminal?
Check RIC1 peripheral circuit.
RFAGCO, RIC1-72
output level is normal?
Check SIC1 peripheral circuit.
Check DRIC1 peripheral circuit.
No
No
No
No
Yes
TE occurs in
search range?
Focus On?
Yes
Yes
Yes
C
See "Fine Seek Check"
No
Yes
Check pick-up.
No
(DVD Section)
FINE SEEK Check
FINE SEEK MIRR
signal (RIC1-46) is missing?
TZCO signal
(SIC1-24) is occurs?
Track incomming is
delayed?
TE is within
2V and 3V?
Pick-up transfer smooth.
Check RIC1 Peripheral curcuit.
Check SIC1 Peripheral curcuit.
Time out due to many jump counts.
Check SIC1 peripheral circuit.
SIC1-33 output
is normal?
DRIC1-28, 29
terminal outputs are
normal?
Check CN1 and pick-up.
Check MECHA.
Check RIC1-26 terminal.
Check DRIC1 peripheral circuit.
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
No
(DVD Section)
7-16
Abnormal rotation of
disc motor
Input of RF signal
is normal? (SIC1-15)
SPD output is normal?
(SIC1-35)
After resoldering SIC1.
DRIC1-2 output (FG)
is normal?
DRIC1-10 signal
MON is "H" ?
Check or replace disc motor.
Check SIC1, MIC1.
Check DRIC1 soldering and power.
Check path to RIC1 and SIC1.
Check RIC1 soldering and power.
RIC1-70 output
are normal?
RIC1-71 output
is normal?
Check RIC1 peripheral
circuit and A, B, C, D.
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
(DVD Section), CD Play
Abnormal rotation of
disc motor
Input of RF signal
is normal? (PRICI-4)
EFMO, PLCK Input is
normal? (SIC1-97, 92)
SPD output is normal?
(SIC1-35)
After resoldering SIC1.
DRIC1-2 output (FG)
is normal?
DRIC1-10 signal
MON is "H" ?
Check or replace disc motor.
Check SIC1, MIC1.
Check DRIC1 soldering and power.
Check path to RIC1 and SIC1.
Check RIC1 soldering and power.
RIC1-70 output
are normal?
RIC1-71 output
is normal?
Check RIC1 peripheral
circuit and A, B, C, D.
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
After resoldering PRIC1, PRIC2.
No
No
No
(DVD Section), DVD Play
7-17
No Tray open/close
MIC1-48, 49 is
Open ; "L", "L" ?
Close ; "H", "H"?
Check DRIC1-35, 36
output at open/close
Check signal line state from
DRIC1-35, 36 to tray motor.
Micom (MIC1) error.
Check DRIC1.
Yes
Yes
No
No
(DVD Section)
CD/VCD/DVD L/R output error
(Mixed Audio output)
Normal DATA 0 is
input in AIC2-2?
Analog output of
AIC2-7, 8 is normal?
Check JACK1, JK801 Audio out
peripheral soldering shot, IC801.
Check ZIC1-121 output.
Check ZIC1-125
(CD/VCD ; 16.9344MHz,
DVD ; 18.432MHz)
Yes
Yes
No
No
AIC4-1, 7 output
is normal?
Check AIC4 peripheral circuit.
Yes
No
Base terminal level
of AQ3, AQ6 are 'L'
Check IC601-50 mute.
Yes
No
(DVD Section)
7-18
Digital output error
Output in ZIC1-127 is normal?
Output in
DOIC1-6, 8, 10 is
normal?
Check JACK1, DOIC2
peripheral soldering shot.
Check ZIC1 peripheral circuit.
Check DOIC1.
Yes
No
No
Yes
(DVD Section)
S-Video output error
DVD SETUP in OSD
Alt video is "Component"?
VIC1 2, 4, 6 signal?
(MM1567)
Change the Alt video mode to S-Video.
Check VIC1.
No
Yes
Yes
Check ZIC1.
(ZIVA4.1)
No
Yes
E
(DVD Section)
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