Panasonic PT-RZ12KE / PT-RS11K (serv.man3) Service Manual ▷ View online
INF-39
SECTION 1 SERVICE INFORMATION
<RZ12K/RS11K>
■ A-P.C.Board operation check
OK
OK
OK
OK
A Check the clock waveform
R3611 : 24.5MHz
NG
A Check IC3501, X3501 and peripheral circuit.
A Check that the voltage is 0.75V at R3981.
NG
A Check IC3520 and peripheral circuit.
A Check the waveform at IC3501 with NO signal input.
Connector A2 pins 21-22 (Differential CLK) : 80MHz
NG
A Check IC3501 and peripheral circuit.
A Check that the voltage is 1.2V at R3801.
NG
A Check IC3511 and peripheral circuit.
A Check that the voltage is 1.5V at C3864.
NG
A Check IC3510 and peripheral circuit.
■ SDI2 input check
Follow the section "DG/FM-P.C.Board operation check"
OK
A Check the voltage is less than [0.4V] at pin 7 of IC3072.
NG
A Check IC3072 and peripheral circuit.
Check power supply lines.
IC3059-1 pin : 3.3V, IC3351-5pin : 1.2V
NG
A Check IC3059, IC3351 and peripheral circuit.
A Check R3411(G9), R3406(CLK), R3416(HS, VS).
NG
Follow the section "A-P.C.Board operation check"
A
Check clock frequency at R3444.
In case of 3G-SDI signal : 148.5MHz
In case HD-SDI signal : 74.25MHz
NG
A Check IC3058 and peripheral circuit.
A Check IC3058 and peripheral circuit.
OK
OK
OK
OK
INF-40
SECTION 1 SERVICE INFORMATION
<RZ12K/RS11K>
■ Main microprocessor operation check
OK
OK
OK
OK
OK
A Check the clock waveform at R3622.
35.455MHz
NG
A Check X3501 and peripheral circuit.
A Check IC3716(FLASH ROM) and peripheral circuit.
(If there are still problems, go to next step.)
A Check the voltage [3.3V] at pin1 of A1 connector and [5V] at pin
3.
NG
Replace cable [P6] - [A1], and [PF]/[PB]-P.C.Board.
A Check that the voltage is 1.2V at R3826.
NG
A Check IC3821 and peripheral circuit.
A Check IC3721(SRAM) and peripheral circuit.
(If there are still problems, go to next step.)
A Check IC3501(CPU) and peripheral circuit.
INF-41
SECTION 1 SERVICE INFORMATION
<RZ12K/RS11K>
■ DG/FM-P.C.Board operation check
OK
OK
OK
OK
OK
NG
OK
OK
OK
OK
OK
OK
OK
DG
Check the connectors and cables.
A side: DG2 (B to B connector), DG3, DG4, DG21–DG26
B side: DG1 (B to B connector)
* Check that the pin of the connector does not bend.
* Check that the cable is slipping off from the housing.
NG
Connect the connector firmly.
* Replace cable if the pin of the connector bend.
FM
Check the connectors and cables.
FM1, FM2, FM3
* Check that the pin of the connector does not bend.
* Check that the cable is slipping off from the housing.
NG
Connect the connector firmly.
* Replace cable if the pin of the connector bend.
* Replace flexible cable if there is a vertical lines noise on
the screen.
DG
Check power supply line <4>
C5562(+) = 5.0V, C5517(+) = 1.2V
C5506(+) = 3.3V, C5541(+) = 1.5V
C5529(+) = 1.2V
NG
DG Check IC5411/IC5407/IC5406/IC5409/IC5408(Regulators)
and IC5401(FRC GCX2) and peripheral circuit.
DG
Check power supply line <1>
DG3 connector : TP5004/TP5005 = 16.5V
DG2 connector : 37pin or L5016 = 3.3V
NG
DG
PF
PB
Check the load on each power supply line.
Replace [PF]/[PB]-P.C.Board.
DG
Check power supply line <5>
C7626(+) = 3.3V, C7323(+) = 1.1V
IC7043 5pin = 1.8V, IC7044 5pin = 1.8V
NG
DG Check IC7045/IC7042/IC7043/IC7044(Regulators),
IC7001(DDP5423 Green) and peripheral circuit.
FM
Check power supply line <2>
FM3 connector :
TP4010 (DS/TP4009) = 3.3V (or DG4 2/6/10pin = 3.3V)
TP4011 (DS/TP4010) = 12V (or DG4 4/8/12pin = 12V）
NG
FM Check IC7041(Regulator), 3.3V power (12V power)
DG
Check power supply line <6>
C7116(+) = 3.3V, C7096(+) = 1.1V
IC7047 5pin = 1.8V, IC7048 5pin = 1.8V
NG
DG Check IC7049/IC7046/IC7047/IC7048(Regulators),
IC7301(DDP5423 Red) and peripheral circuit.
DG Check DDP_POSENSE line IC5007 78pin(R5304) : 3.3V
NG
DG Check IC5007 and peripheral circuit.
DG
Check power supply line <3>
C5294(+) = 1.0V, C5268(+) = 1.8V
C5274(+) = 3.3V, C5287(+) = 1.5V
IC5036 5pin = 2.5V
NG
DG
Check IC5033/IC5029/IC5030/IC5032/
IC5036(Regulators) and IC5001(FPGA2) and peripheral
circuit.
DG
Check power supply line <7>
C7336(+) = 3.3V, C7177(+) = 1.1V
IC7051 5pin = 1.8V, IC7052 5pin = 1.8V
NG
DG Check IC7053/IC7050/IC7051/IC7052(Regulators),
IC7601(DDP5423 Blue) and peripheral circuit.
DG Check DDP_PWRGOOD line IC7016 7pin : 3.3V
NG
DG IC7016 1pin ([PWRGOOD]) : 3.3V
DG
Check the connection (B
to B connector), IC3786,
IC3501 and peripheral
circuit.
DG
Check IC7016, IC7002/
IC7302/IC7602
(Flash Memory) and
peripheral circuit
k
INF-42
SECTION 1 SERVICE INFORMATION
<RZ12K/RS11K>
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?
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