Panasonic PT-DZ16KU / PT-DZ16KE / PT-DS16KD (serv.man14) Service Manual / Other ▷ View online
SECTION 1 SERVICE INFORMATION
<PT-DZ16K>
A
Check and repair IC3010 and the peripheral circuits.
Follow the section "A-P.C.Board operation checks".
A
A
A Check the waveform at R3169(G9), R3174(CLK),
R3173(HS,VS).
Check and repair FL3005,Q3009,Q3010 and
peripheral circuits
Check the input waveform to the IC3010.
C3063(R) C3062(G) C3064(B) TPA09(HS) TPA10(VS)
A
A Check the waveform at R3478(G9), R3444(CLK),
R3484(HS,VS).
●
RGB2 input checks
Check and repair IC3058 and the peripheral circuits.
Check the picture condition VIDEO, RGB1, Y/C, HDMI
input.
If all four pictures are abnormal, go to NG.
OK
NG
OK
NG
OK
NG
NG
A
INF - 33
A
A
Check and repair IC3010 and the peripheral circuits.
Follow the section "A-P.C.Board operation checks".
Check the waveform at R3169(G9), R3174(CLK),
R3173(HS,VS).
peripheral circuits.
Check and repair IC3010 and peripheral circuits.
Check and repair IC3058 and the peripheral circuits.
A
Check the waveform at R3478(G9), R3444(CLK),
R3484(HS,VS).
C3063(R),C3062(G),C3064(B),TPA09(HS),TPA10(VS)
A
A
NG
OK
OK
NG
OK
NG
INF - 33
SECTION 1 SERVICE INFORMATION
<PT-DZ16K>
A
A
A
A
A
Check the waveform on R3259(AE_ACT).
Follow the section "A-P.C.Board operation checks".
A Check and repair IC3020 and the peripheral circuits.
●
DVI-D input checks
Check circuits between JK3005 and IC3020.
Check the picture of SDI2 input.
Or select the "P in P" (main RGB1 (no input) and sub
RGB2),
check the picture of RGB2.
A Check and repair R3493(ACT), IC3058 and the
peripheral circuits.
Check the waveform at
R3487(G9),R3446(CLK),R3493(HS,VS).
Check the waveform at
R3289(G9),R3260(CLK),R3259(HS,VS)
Check and repair IC3058 and the peripheral circuits.
OK
NG
OK
OK
NG
OK
NG
NG
INF - 34
A
A
A
A Check the waveform at R3478(G9), R3444(CLK),
R3484(HS,VS).
A Check the waveform at R3169(G9), R3174(CLK),
R3173(HS,VS).
A
A
Check the waveform on R3173(ACT).
Check the picture condition RGB1,RGB2, input.
If all pictures are abnormal, go to NG.
Check and repair IC3010 and the peripheral circuits.
Check circuits between JK3006 and IC3010.
Check and repair IC3058 and the peripheral circuits.
Follow the section "A-P.C.Board operation checks".
●
HDMI input checks
Check and repair R3484(ACT), IC3058 and the
peripheral circuits.
OK
OK
NG
OK
OK
NG
OK
NG
NG
INF - 34
SECTION 1 SERVICE INFORMATION
<PT-DZ16K>
A
A Check and repair IC3071 and the peripheral circuits.
Check the clock frequency on R3444.
3D-SDI signal is inputted : Approx 148.5 MHz
HD-SDI signal is inputted : Approx 74.25 MHz
●
SDI1 input checks
●
PinP of RGB1/RGB2 input checks
A
Check the waveform at R3477(G9), R3444(CLK),
R3484(HS,VS).
A Check and repair IC3058 and the peripheral circuits.
Follow the section "A-P.C.Board operation checks".
Check and repair IC3058 and the peripheral circuits.
A
A
Check the voltage on the power lines.
IC3059 1pin : Approx 3.3V
IC3401 1pin : Approx 1.2V
Check and repair IC3059,IC3401 and the peripheral
circuits.
Voltage on IC3072 7pin is 0.4 V or less.
A
A
NG
NG
OK
OK
NG
NG
OK
OK
INF - 35
A
FG/FR-P.C.Board checks and replace.
WF-P.C.Board checks and replace.
A Check the waveform at
C3166(R),C3165(G),C3167(B),TPA07(HS),TPA08(VS)
Turn off a PinP mode.
Check the picture condition RGB1, RGB2 input.
A
Check the waveform at
R3289(G9),R3260(CLK),R3259(HS,VS).
Check and repair IC3058 and the peripheral circuits.
Follow the section "A-P.C.Board operation checks".
A
A Check and repair IC3064(Sync SW) and the peripheral
circuits.
Check the waveform at
R3487(G9),R3446(CLK),R3493(HS,VS).
A Check and repair IC3058 and the peripheral circuits.
NG
OK
OK
NG
OK
OK
NG
NG
INF - 35
SECTION 1 SERVICE INFORMATION
<PT-DZ16K>
A
A
A
A
A
A
A
Check and repair IC3511 and the peripheral circuits.
Check and repair IC3501,X3502 and the peripheral
circuits.
●
A-P.C.Board operation checks
A
Check the clock waveform.
R3577 : 24.5MH
R3573 : 39.8MH
Check and repair IC3520 and the peripheral circuits.
The voltage of R3695 is 1.5V.
Check and repair IC3510 and the peripheral circuits.
Check the connector of the RW-P.C.Board.
RW1-A3, RW2－WF1
RW Replace the RW-P.C.Board.
A
Check the waveform around IC3501 (no input).
A3 connector 57pin(CLK) : 159.5MHz
The voltage of R3759 is 0.75V.
The voltage of R3671 is 1.2V.
A Check and repair IC3501 and the peripheral circuits.
RW
NG
OK
NG
OK
NG
OK
NG
OK
NG
OK
NG
OK
INF - 36
* CPU : Central Processing Unit
A
A
A
Check and repair IC3512 and the peripheral circuits.
G
Check and Replace cable between connectors P21 and
G10.
Replace the PC1-P.C.Board.
A
Check in order of the following.
IC3508(FLASH ROM) and peripheral circuits.
IC3513(SRAM) and peripheral circuits.
IC3501(MAIN CPU)
●
Main CPU operation checks
FG/FR-P.C.Board checks and replace.
WF-P.C.Board checks and replace.
A
The voltage of R3672 is 1.2V.
Check and repair X3402 and the peripheral circuits.
Check the clock waveform.
R3575 : 35.455MHz
The voltage of G10 connector.
2pin : 3.3V, 6pin : 5V
NG
OK
NG
NG
OK
OK
OK
INF - 36
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