Specifications

Troubleshooting 5-8 Samsung Electronics
MIRR, SIC1-157
output is normal?
Yes
Actual velocity occurs
at SIC1-34 terminal?
Yes
Actual velocity occurs
at SIC4-32,33 terminal?
Yes
TE occurs in
search range?
Focus On?
Yes
Check RIC1 Peripheral curcuit.
Check SIC1 Peripheral curcuit.
Time out due to many jump counts
No Search Operation
A
No
No
No
No
No No
FINE SEEK MIRR
signal(RIC1-46) is missing?
Yes
Yes
No
TZCO signal
(SIC1-24)is occurs?
Yes
No
Check RIC1-26 terminal.
Check SIC3 peripheral circuit.
Check SIC1 peripheral circuit.
Check DCN1 and pick-up.
Check MECHA.
Track incomming is
delayed?
Yes
No
TE is within
2V and 3V?
SIC1-33 output
are normal?
SIC3-28,29
terminaloutputs
are normal?
Yes
Yes
Yes
No
Pick-up transfer smooth.
Yes
No
FINE SEEK Check
RF AGCO, RIC1-72
Output level is
normal?
Yes
Check RIC1 peripheral circuit.
Check SIC1 peripheral circuit.
Check SIC3 peripheral circuit.
See "Fine Seek Check"
Check pick-up.
No
No