Panasonic PT-RZ575 (serv.man4) Service Manual ▷ View online
INF-32
SECTION 1 SERVICE INFORMATION
< RZ575 >
■ DVI-D input check
NG
NG
One of the input (RGB1, HDMI1) can be displayed.
OK
A Check communication line between IC1031 and CN1019.
A Check the waveform
R1374(G9), R2203(CLK), CL2022(HS), CL2023(VS)
A Check IC1031 and peripheral circuit.
OK
Follow the section "A-P.C.Board operation check"
■ HDMI 1 input check
NG
NG
One of the input (RGB1, DVI-D) can be displayed.
OK
A Check communication line between IC1031 and CN1017.
A Check the waveform
R1374(G9), R2203(CLK), CL2022(HS), CL2023(VS)
A Check IC1031 and peripheral circuit.
OK
Follow the section "A-P.C.Board operation check"
■ HDMI 2 input check
NG
NG
One of the input (RGB2, DIGITAL LINK) can be displayed.
OK
A Check communication line between IC1001 and CN1018.
A Check the waveform
R1327(G9), R2201(CLK), CL2020(HS), CL2021(VS)
A Check IC1001 and peripheral circuit.
OK
Follow the section "A-P.C.Board operation check"
INF-33
SECTION 1 SERVICE INFORMATION
< RZ575 >
■ DIGITAL LINK input check
DIGITAL LINK firmware version is displayed on the SELF
CHECK screen.
NG
Check DIGITAL LINK status of [DIGITAL LINK STATUS] menu.
[SIGNAL QUALITY]
Green (-12 dB or lower) or Yellow (-11 dB or lower)
NG
A Check between JK5001 and IC5000,
Check X5002, IC5005, IC5006 and peripheral circuit.
Is [DIGITAL LINK MODE] of the setup menu [AUTO] or
[DIGITAL LINK] ?
NG
Set [AUTO] or [DIGITAL LINK].
A Check between IC5000 and IC1001.
Check IC5000, IC1001 and peripheral circuit.
OK
OK
OK
OK
A Check IC5000, X5001 and peripheral circuit.
Voltage check L5015 : 3.3V, L5017 : 1.8V, L5019 : 1.0V
One of the input (RGB2, HDMI2) can be displayed.
NG
A Check IC1001 and peripheral circuit.
■ A-P.C.Board operation check
OK
OK
OK
A Check the voltage
C2204 : 1.5 V
NG
A Check IC2024 and peripheral circuit.
A Check the differential clock waveform
Between both ends of R3284 : 80 MHz
NG
A Check IC2000 and peripheral circuit.
A Check the clock waveform
R2128 : 24.5 MHz
NG
A Check IC2000, X2001 and peripheral circuit.
A Check the voltage
R2207 : 1.2 V
NG
A Check IC2022 and peripheral circuit.
Follow the section "FPGA operation / FM-P.C.Board operation check"
OK
OK
A Check the voltage
R2312 : 0.75 V
NG
A Check IC2025 and peripheral circuit.
INF-34
SECTION 1 SERVICE INFORMATION
< RZ575 >
■ Main microprocessor operation check
OK
OK
OK
A Check the clock waveform at R2137.
35.455MHz
NG
A Check X2000 and peripheral circuit.
A
Check in order of the following.
(1) IC2151(FLASH ROM) and peripheral circuit
(2) IC2155(SRAM) and peripheral circuit
(3) IC2000(CPU) replace
A Check the voltage 3.3V at 3 pin of A15 connector.
NG
A
P
Cable check [P3] - [A15].
[P]-P.C.Board replace.
A Check that the voltage is 1.2V at R2219.
NG
A Check IC2023 and peripheral circuit.
■ FPGA boot check / FPGA configuration error check (error code F90)
OK
OK
OK
A Check power supply line
L3006 : 5 V
NG
A Check IC6014 and peripheral circuit.
A Check IC2000(CPU) and peripheral circuit
A Check power supply line
L3002 : 1.1 V, L3007 : 3.3 V
NG
A Check IC3001, IC3002, IC3003 and peripheral circuit.
A
Check the voltage
R3156 (CPU_CFG_INITN) : 3.3 V
R3035 (CPU_CFG_DONE12) : 3.3 V
NG
A Check IC3000 and peripheral circuit.
INF-35
SECTION 1 SERVICE INFORMATION
< RZ575 >
■ CW error check (error code F86)
OK
OK
OK
BR Check the connection of connector BR5 and BR7 on BR-
P.C.Board
NG
BR Connect the connector cables firmly.
BR
A Check the connection of connector BR9-A4
NG
A Connect the connector cables firmly.
A Check the pulse waveform at R3268 and R3269
NG
A Check IC3000 and peripheral circuit.
Follow the section "FPGA1 communication error check"
■ FPGA1 communication error check (error code F94)
OK
A Check the connection of connector BR5 and BR7 on BR-
P.C.Board
NG
A Check IC2026, IC2027 and peripheral circuit.
A Check IC2000 and peripheral circuit.
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