Troubleshooting
Samsung Electronics
9-15
FINE SEEK Check
FINE SEEK MIRR
signal (RIC1-67) 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.
SIC1-14
(TRD)
output is normal?
SIC3-30, 29
(T+, T-)
terminal outputs are
normal?
Check DCN1 and pick-up.
Check MECHA.
Check RIC1-31 terminal.
Check SIC3 peripheral circuit.
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
No
(TRD Waveform)
(DVD Section)
Abnormal rotation of
disc motor
Input of
RF SUM
signal is normal?
(SIC1-52)
SPD
output is normal?
(SIC1-28)
After resoldering SIC1.
SIC3-7
(FG)
output
is normal?
SIC3-44 signal
MON is "H" ?
Check or replace disc motor.
Check SIC1, MIC1.
Check SIC3 soldering and power.
Check path to RIC1 and SIC1.
RIC1-71 output
is normal?
Check RIC1 peripheral
circuit and A, B, C, D.
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
(FG Waveform)
(SPD Waveform)
(RF SUM Waveform)
(DVD Section)
Содержание SV-DVD40
Страница 82: ...Circuit Operating Descriptions 7 7 Fig 7 12 Block Diagram ...
Страница 116: ...Circuit Operating Descriptions 7 41 3 Block Diagram Fig 7 38 LA70100M Block Diagram ...
Страница 141: ...VCR Deck Operating Description 8 12 Samsung Electronics Fig 8 14 Mecha Timing Chart ...
Страница 156: ...Samsung Electronics 11 1 11 Wiring Diagram ...
Страница 158: ...Schematic Diagrams 12 2 Samsung Electronics 6 1 S M P S ...
Страница 159: ...Schematic Diagrams Samsung Electronics 12 3 6 2 Power Drive ...
Страница 160: ...Schematic Diagrams 12 4 Samsung Electronics DT701 6 3 Display Function ...
Страница 161: ...Schematic Diagrams Samsung Electronics 12 5 6 4 System Control Servo ...
Страница 162: ...Schematic Diagrams 12 6 Samsung Electronics 6 5 A V ...
Страница 163: ...Schematic Diagrams Samsung Electronics 12 7 6 6 Hi Fi ...
Страница 164: ...Schematic Diagrams 12 8 Samsung Electronics 6 7 A2 NICAM ...
Страница 165: ...Schematic Diagrams Samsung Electronics 12 9 6 8 SECAM Option ...
Страница 166: ...Schematic Diagrams 12 10 Samsung Electronics 6 9 OSD VPS PDC ...
Страница 167: ...Schematic Diagrams Samsung Electronics 12 11 6 10 TM ...
Страница 168: ...Schematic Diagrams 12 12 Samsung Electronics 6 11 Input Output ...
Страница 169: ...Schematic Diagrams Samsung Electronics 12 13 6 12 DVD AV Decoder ...
Страница 170: ...Schematic Diagrams 12 14 Samsung Electronics 6 13 DVD Servo ...
Страница 171: ...Schematic Diagrams Samsung Electronics 12 15 6 14 DVD Audio Video ...
