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Model
PT-VZ575N PT-VZ575ND PT-VZ575NT PT-VW535N PT-VW535ND PT-VW535NT PT-VX605N PT-VX605ND PT-VX605NT (serv.man4)
Pages
114
Size
38.94 MB
Type
PDF
Document
Service Manual
Brand
Device
Projector / LCD PROJECTOR
File
pt-vz575n-pt-vz575nd-pt-vz575nt-pt-vw535n-pt-vw535.pdf
Date
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Panasonic PT-VZ575N / PT-VZ575ND / PT-VZ575NT / PT-VW535N / PT-VW535ND / PT-VW535NT / PT-VX605N / PT-VX605ND / PT-VX605NT (serv.man4) Service Manual ▷ View online

INF-29
SECTION 1 SERVICE INFORMATION
■ No picture or abnormal picture is output 
Confirm each cable connection
Connect the cables securely
Confirm the below with a signal other than all black pattern.
No picture with VIDEO input
Follow the section "VIDEO input check"
No picture with RGB1 input
Follow the section "RGB1 input check"
No picture with RGB2 input
Follow the section "RGB2 input check"
No picture with HDMI1 input
Follow the section "HDMI1 input check"
No picture with HDMI2 input
Follow the section "HDMI2 input check"
No picture with DIGITAL LINK input
Follow the section "DIGITAL LINK input check"
No picture with all of inputs
(3)
OK
A
Check each power supply voltage of microprocessor &  
Scale IC(IC301), FPGA(IC401),  
Only for WUXGA series: Gamma IC (IC510), panel driver 
IC(IC521,IC531,IC561) 
Only for WXGA /XGA series: Gamma IC (IC501), panel driver 
IC(IC561) 
NG
A
Only for WUXGA series: Check IC7831, IC8351,  IC8371, 
IC5831, IC5861, IC5851, IC513 - IC515 and peripheral 
circuits
Only for WXGA /XGA series: Check IC5831,IC5861,IC585
1,IC414,IC431,IC421,IC582,IC401 and peripheral circuits
A
Check the waveform (Input clock) at R2371 of IC2301 
(Only for WUXGA series)
NG
A
Check IC2301 and peripheral circuit
A
Only for WUXGA series: 
Check the waveform 
at IC521, IC531, IC561(SH IC)
R5264, R5226, R5227 (R)
R5629, R5622, R5645 (G)
R5320, R5304, R5300 (B)
NG
A
Only for WUXGA series: 
Check IC521, IC531, IC561 (SH IC) and peripheral circuit 
Only for WXGA /XGA series: 
Check IC561 (SH IC) and peripheral circuit
A
Check the waveform (Display output clock) at R2459 of
IC301(Resize&Micon)
NG
A
Check IC538,IC528,IC529,IC533,IC562,IC522,IC2306, 
IC2304,IC2305,IC301 and peripheral circuit
A
Only for WUXGA series: Check the input clock at R5161 of
IC510(Gamma IC)
Only for WXGA /XGA series: Check the input clock at R413 of
IC501(Gamma IC)
NG
A
Only for WUXGA series: Check IC510 and peripheral 
circuit 
Only for WXGA /XGA series:Check IC501 and peripheral 
circuit
A
Check the connection of connectors [K5R], [K5G], [K5B]
NG
A
Connect the connectors securely
A
Replace [A] P.C.Board
OK
OK
OK
OK
OK
OK
Only for WXGA /XGA series: 
Check the waveform 
at IC561(SH IC) 
R574,R586 (R) 
R495,R588 (G) 
R507,R400 (B)
INF-30
SECTION 1 SERVICE INFORMATION
■ VIDEO input check 
■ RGB1 input check 
Check the cable between [KA1] and [J1]
NG
Replace cable
A
Check the sync input waveform at IC4701
IC5301
NG
A
Check IC4701, IC5301 and peripheral circuits
Input (RGB2) can be displayed
NG
A
Check IC4001,IC5301 and IC4701 and peripheral circuit
A
Check the video input waveform at IC301
C331(G/Y), C332(R/Pr), C333(B/Pb)
NG
A
Check C331(G/Y), C332(R/Pr), C333(B/Pb) and peripheral
circuit
J
Check the waveform at pin 2 of [J1]
NG
J
Replace [J] P.C.Board
One of the inputs (HDMI1,HDMI2, ,DIGITAL LINK) can be 
displayed
NG
A
Check IC301 and peripheral circuits
A
Check the output waveform at L1002, L1012, 
L1022,Q1001,Q1004,Q1006
NG
A
Check L1002, L1012, L1022,Q1001,Q1004,Q1006 and 
peripheral circuit
A
Check IC301 and peripheral circuits
A
Check IC301 and peripheral circuits
One of the inputs (HDMI1, HDMI2, RGB1, RGB2, DIGITAL LINK)
can be displayed
NG
One of the inputs (HDMI1,HDMI2, VIDEO) can be displayed
NG
(3)
(3)
OK
OK
OK
OK
OK
OK
OK
OK
OK
INF-31
SECTION 1 SERVICE INFORMATION
■ RGB2 input check 
■ Miracast input check 
Input (RGB1) can be displayed
NG
A
Check IC4701 and IC5301 and peripheral circuit
A
Check the video input waveform at IC301,C362,C363,C361.
NG
A
Check C362,C363,C361 and peripheral circuit
One of the inputs (HDMI1,HDMI2, ,DIGITAL LINK) can be 
displayed
NG
A
Check IC301 and peripheral circuits
Miracast input can be displayed
NG
NT
Check IC8501 and peripheral circuits
A
Check the output waveform at L1051, L1061, 
L1071,Q1003,Q1002,Q1005
NG
A
Check L1051, L1061, L1071,Q1003,Q1002,Q1005 and 
peripheral circuit
A
Check IC301 and peripheral circuits
NT
Check [IC8501,K8802] and peripheral circuits
One of the inputs (HDMI1,HDMI2, VIDEO) can be displayed
NG
One of the inputs (HDMI1,HDMI2, RGB1, RGB2, DIGITAL LINK,
VIDEO) can be displayed
NG
(3)
(3)
OK
OK
OK
OK
OK
OK
OK
INF-32
SECTION 1 SERVICE INFORMATION
■ HDMI1 HDMI2 input check 
■ DIGITAL LINK input check 
One of the inputs (Miracast, DIGITAL LINK) can be displayed
NG
A
Check IC8001,IC8050,IC8040 and peripheral circuits
One of the inputs (RGB1, RGB2, HDMI, HDMI2) can be  
displayed
NG
A
Check IC301 and peripheral circuits
A
Check K8001,K8002 and peripheral circuits
A
Check IC8201,IC8206,IC8351,IC8371 and peripheral circuits
One of the inputs (RGB1,RGB2, VIDEO) can be displayed
NG
Inputs VIDEO can be displayed
NG
(3)
(3)
OK
OK
OK
OK
■ Remote control does not respond 
R
The signal waveform can be detected at pin 1 of A2901 when the 
remote control button is pressed.
NG
J
Check A2901 and peripheral circuits
R Check the cable connection between [R1] - [K8D]
NG
Replace the cable
A
Check the waveform at L2892 when the remote control button is 
pressed.
NG
R Replace [RC]-P.C.Board
A
Replace [A]-P.C.Board
OK
OK
OK
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