Panasonic PT-RS30K - Page 69

INF-59
SECTION 1 SERVICE INFORMATION
<RZ31K/RS30K>
k
OK NG
NG
OK
OK
OK
OK
DG
Check DDP*_RSTOUT line.
IC7001/IC7301/IC7601 T24pin = 3.3V
DG
Check the clock waveform <1>
Both pins at R5259 Clock: 132MHz
NG
DG Check X5004, IC5019 and peripheral circuit.
DG
Check the clock waveform <2>
R5486, IC7001/IC7301/IC7601 M26pin Clock : 20MHz
NG
DG Check X5004, IC5019 and peripheral circuit.
Is LD lighting?
NG
D Check LD, LD driver.
A
Check IC3501 (Main microprocessor and periph-
eral circuit.
OK
OK
OK
NG
NG
DG
Check sync signal output from IC5001(FPGA2).
Is the sync signal output at TP7008(H sync), TP7007(V sync),
R7163 (Clock)?
NG
DG
Check signal input at IC5401(FRC GCX2).
Is the waveform at FRC_LVRX0** line?
DG
Check LAMPSYNC line.
Is the 120Hz pulse at TP7046, R5368 with no signal input?
NG
FM
Check cables.
(DG21/DG23/DG25-FM1, DG22/DG24/DG26-FM2)
DG
Check power supply line <8>
<WUXGA>
TP4001, TP4004=26V, TP4002=8.5V, TP4003,
TP4005=-26V
<SXGA+>
TP4001=26V, TP4002=7.5V, TP4003=-26V
NG
FM
Check cables ([DG4]-[FM3]).
Check IC4001/IC4002 and peripheral circuit.
FM Replace DMD block ([FM]-P.C.Board).
DG
Check IC5401(FRC
GCX2) and peripheral
circuit.
DG
Check IC5001(FPGA2)
and peripheral circuit.
DG
Check IC5001(FPGA2)
and peripheral circuit.
DG
Check the output signal at IC5401(FRC GCX2).
Is the waveform at FRC_LVTX0** line?