Monitor GF3800 Servise Manual page 57

REASON
NOTE: If problem is found to be in
PCB.do not attempt to repair,
replace and send PCS thru your
distributor to MPI for repair.
Disconnect connector marked CN1, CN2
going lo the SWITCH & LAMP ASSY and
then jump T1 to T8 of CN1, CN2 on PCS
Fuse 2A open.
Failure of transformer.
K
CORRECTIVE MEASURE
Replace fuse.
Replace transformer.
Failure of diode.
(D9-D12)
Failure of capacitor.
(C12)
c
Failure of voltage regulalor.(IC6)
Failure of capacitor.
(C13)
Failure of voltage
detector.(ICIO)
Failure of resistor.
(R30-R32.R34)
Failure of capacitor.
(C21.C22)
Failure of reset switch.(SW)
Failure of microprocessor.(ICI)
No gas.
H
Contact gas supplier.
Failure of resonator.(XLl)
Failure of resistor.(RSI)
Failure of microproc8Ssor.(IC1)
Failure of
SWITCH & LAMP ASSY.
Replace
SWITCH & LAMP ASSY.
Failure of microprocessor.(ICI)