Panasonic TX-21AD3F Service Manual Download Page 1

Page: 1 / 33

Service Support

Service and repair of
this product is
supported by
Panasonic's LUCI
interface.

This interface provides a
link between the TV and
a standard PC to allow a
number of diagnostic
and control functions to
be performed.

For more details contact
your local Panasonic
company.

BACK

TX-21AD3F Service Manual

Safety

Specifications

Block Diagrams

Schematic Diagrams

PCB Views

Self Check

Service

Information

Parts List

Service Hints

Disassembly

Location of

Controls

Waveforms

Mechanical

View

Adjustments

Summary of Contents for TX-21AD3F

Page 1: ...ard PC to allow a number of diagnostic and control functions to be performed For more details contact your local Panasonic company BACK TX 21AD3F Service Manual Safety Specifications Block Diagrams Schematic Diagrams PCB Views Self Check Service Information Parts List Service Hints Disassembly Location of Controls Waveforms Mechanical View Adjustments ...

Page 2: ...BACK BACK BACK Video Audio Control B PCB E PCB Y PCB B Schematic P Schematic E Schematic Y Schematic ...

Page 3: ... NJ 6SHFLILFDWLRQV DUH VXEMHFW WR FKDQJH ZLWKRXW QRWLFH HLJKW DQG GLPHQVLRQV VKRZQ DUH DSSUR LPDWH DUDFW ULVWLTXHV OLPHQWDWLRQ 9 RQVRPPDWLRQ PS GDQFH G DQWHQQH DV P WULTXH VXU SULVH FRD LDOH 6 VW PH GH U FHSWLRQ 3 3 6 0 0176 176 QWU H 9 VHXOHPHQW DQDX GH U FHSWLRQ 9 9 7 9 7 9 5 5 9 5 5 9 5 5 8 79 6 6 79 6 6 0 0 79 6 6 8 8 79 6 6 3 5 1 U TXHQF QWHUP GLDLUH 9LGHR 0 0 6RXQG 0 0 0 0 0 0 RORXU 0 0 0 HV...

Page 4: ...76 35 87 216 6 85 7 03 0 17 6 200 1 6 68 67 216 3 11 5 þ6 872 7 67 7 8 0 5 6 250 6 21 6 6 0 6 1237 48 03 0 17 6 3 6 67 6 3 6 5 1 98 8 5 8 7 035 0þ 5 00 6 0 7 48 35 87 216 6 85 7 216 6 1 5 8 YDQW G HIIHFWXHU WRXWH U YLVLRQ G XQ FK VVLV VRXV WHQVLRQ LO HVW UHFRPPDQG G LQVWDOOHU XQ WUDQVIRUPDWHXU G LVRODWLRQ O HVW LPSRUWDQW ORUV GHV U SDUDWLRQV GH FRQVHUYHU ODSRVLWLRQ LQLWLDO GH WRXUV OHV ILOV HW IDL...

Page 5: ...SUHYHQW DQ 5DGLDWLRQ SRVVLELOLW LW LV HVVHQWLDO WR XVH WKH VSHFLILHG WXEH 9 5 7 21 8 8 285 17 8 7 UDQFKHU OH FRUGRQ VHFWHXU GLUHFWHPHQW XQH SULVH VHFWHXU 1H SDV XWLOLVHU GH WUDQVIRUPDWHXU G LVRODWLRQ SRXU FHWWH Y ULILFDWLRQ 5DFFRUGHU XQH U VLVWDQFH GH N HQ V ULH DYHF XQH SDUWLH P WDOOLTXH H SRV H GX U FHSWHXU HW XQH WHUUH FRPPH XQH FRQGXLWH G HDX 8WLOLVHU XQ YROWPýWUH GH W SH LPS GDQFH OHY H SRXU ...

Page 6: ...2 6 03 0 17 6 200 1 6 LJ 2 86 6 5 1 21 175 7 21 6 59 176 2 72 5 029 7 5 5 29 5 5HPRYH WKH VFUHZV DV VKRZQ LQ LJ LJ 68 67 216 3 11 200 17 5 7 5 5 3 11 8 55 ü5 5HWLUHU OHV YLV FRPPH VXU OD LJ LJ LJ 6 5 6 6 5 LJ 9 6 9 6 ...

Page 7: ... WKH PHPRU SDFN R LQWR WKH 6HUYLFH 0RGH DV H SODLQHG DERYH 7KH VFUHHQ ZLOO VKRZ WHUQDO 79 3URJUDP 3UHVV WKH EOXH EXWWRQ RQ WKH UHPRWH FRQWURO 7KH VFUHHQ ZLOO VKRZ 3URJUDP 79 WHUQDO 3UHVV WKH 6725 EXWWRQ RQ WKH 79 7KH VFUHHQ ZLOO VKRZ 6WRULQJ OO WKH WXQLQJ LQIRUPDWLRQ VWRUHG LQVLGH WKH 79 ZLOO QRZ EH WUDQVIHUUHG WR WKH 0HPRU 3DFN 7KLV SURFHVV ZLOO WDNH PLQXWHV WR FRPSOHWH DQG ZKHQ ILQLVKHG WKH VFUH...

Page 8: ...V GH V QWRQLVDWLRQ HQUHJLVW HV SDU OH W O YLVHXU VHURQW PDLQWHQDQW WUDQVI U HV YHUV OH EORF P PRLUH HWWH RS UDWLRQ QH SUHQG TXH PLQXWHV RUVTX HOOH HVW WHUPLQ H O FUDQ GX W O YLVHXU SU VHQWHUD PHVVDJH VXLYDQW 2 3URFHVVXV GH WUDQVIHUW lEORF P PRLUH YHUV W O YLVHHXUl D SDUWLH DUULýUH GX W O YLVHXU FRPSRUWH GHX FRQQFHWHXUV EURFKHV EUDQFKHU OH EORF P PRLUH GDQV OH FRQQHFWHXU LQI UOHXU 9 SXLV PHWWUH OH ...

Page 9: ...XOVH WR 9 9 LVFRQQHFW WKH RVFLOORVFRSH DQG DGMXVW WKH VFUHHQ WR ZKLFKHYHU FRORXU UHDFKHV ILUVW 5þ 6 3U SDUDWLRQ 5 JODJHV SSOLTXHU XQH PLUH FDUUHDX 1 5 JOHU OHV FRQWUÎOHV VXLYDQWV XPLýUH 0LQLPXP RQWUDVWH 0LQLPXP 9ROXPH 0LQLPXP 5 JOHU OHV WHQVLRQV FRPPH VXLW 5 JOHU 5 WHO TXH OD WHQVLRQ VRLW GH 9 9 RQILUPHU OH U JODJH 9 9 9 9 9 9 9 8 9 5 SSOLTXHU XQH PLUH WHVW 5HOLHU O RVFLOORVFRSH HQWUH O 5 GX WXQHU...

Page 10: ...WWLQJ 7UDSH LXP FRPS 75 3 2SWLPXP VHWWLQJ RORXU 9 2 RORXU 9 2 3UHVV HLWKHU OXH RU HOORZ EXWWRQV WR HIIHFW DXWRPDWLF DGMXVWPHQW XW RII XW RII 1RW WR EH DGMXVWHG 8J 7HVW 8J 7HVW 6HOHFW XWRII LQ 6HUYLFH 0RGH PRGH DQG FRQILUP WKH YDOXH LV 6HOHFW 8J 7HVW QRWLQJ FRORXU ZLWK ODUJHVW YDOXH DGMXVW RQ 7 XQWLO D FRORXU UHDFKHV RQ QHFW DQ RVFLOORVFRSH WR WKH FDWKRGH RI WKH ELJJHVW YDOXH FRORXU VHOHFW XWRII PR...

Page 11: ...2SWLPLVHU OHV U JODJHV 5 JODJH RVFLOODWHXU VRXV SRUWHXVH RORXU 9 2 5 JOHU OD IU TXHQFH XW RII XW RII 1H SDV U JOHU 8J 7HVW 8J 7HVW 6 OHFWLRQQHU OH 0RGH XWRII RQILUPHU TXH OD YDOHXU VRLW SXLV V OHFWLRQQHU OH 0RGH 7HVW 8J HW QRWHU OD YDOXHU GH OD FRXOHXU OD SOXV OHY H MXVWHU OH U JODJH VL WX VXU OH 7 MXVTX FH TXH OD YDOHXU G XQH GHV FRX OHXUV VH VLWXH HQWUH HW 5HOLHU O RVFLOORVFRSH VXU OD FDWKRGH GR...

Page 12: ...NHG DQG IRXQG WR EH LQFRUUHFW WKHQ l l ZLOO DSSHDU LQ SODFH RI l2 l RN RN RN RN 3 6 3 2 3 3 5 0 H FRGHV RN 063 ROE 6XE ROE IRU 5 3 7 3 6 3 6 3 6 3 6 872 7 67 DXWR WHVW HVW XWLOLV SRXU Y LILHU OH 86 HW OHV FRGHV H DG FLPDX GX 79 3RXU SDVVHU HQ PRGH WHVW LO IDXW DSSX VLPXOWDQ PHQW VXU 92 80 02 16 VXU OH WLURLU HQ IDFH DYDQW HW 2 7 0 5 VXU OD W O FRPPDQGH QIUD URXJH RN RN RN RN RN RN RN RN RN RN RN R...

Page 13: ...GLY 3 1 X VHF GLY 3 1 P VHF GLY 3 1 P VHF GLY 6 4 X VHF GLY 3 1 P VHF GLY 6 4 X VHF GLY 3 1 P VHF GLY 3 1 P VHF GLY 5 1 5 9 Y 5 5 9 Y 3 1 X VHF GLY 2 725 4 X VHF GLY 3 1 XVHF GLY 3 1 XVHF GLY KURPD 9 250 3 77 51 7 3 1 P VHF GLY 0 77 5 4 0 77 5 4 8 5 9 Y 0 77 5 4 7 8 0 5 6 250 21 6 ...

Page 14: ...781 5 4 8 5 4 03 6 9 02 8 725 4 03 4 8 5 0 8 7 6 1 8 2 6 1 087 4 087 4 087 4 03 4 03 4 087 4 087 4 087 4 4 4 087 087 087 8 2 352 6625 4 8 5 4 8 5 8 2 287387 03 4 4 8 5 8 5 7 5 8 2 2 5 0 6 1237 48 8 2 ...

Page 15: ...2 5 9 2 3 5 2 6 6 2 5 9 6 7 1 7 8 1 5 6 2 8 1 3 5 2 6 6 2 5 9 9 3 7 9 4 5 9 5 9 9 4 1 2 8 7 3 8 7 9 9 9 9 7 3 6 8 2 1 7 5 2 7 4 9 5 2 7 2 7 7 0 0 2 5 7 7 7 5 6 7 9 5 6 7 0 5 2 3 5 2 6 6 2 5 2 1 7 5 2 5 2 0 3 5 2 5 0 0 0 0 2 5 9 6 9 9 9 9 9 32 5 6833 1 21752 2 5 0 0 17 7 21 7 6 1237 48 200 1 ...

Page 16: ... 2 1 9 9 9 4 4 4 4 4 4 4 4 4 8 5 0 3 0 3 0 3 0 3 0 3 0 3 8 5 8 5 9 2 3 5 2 6 6 2 5 7 7 7 4 2 8 7 3 8 7 0 3 4 2 8 7 3 8 7 0 3 4 2 8 7 3 8 7 0 3 5 6 6 5 4 4 2 8 7 3 8 7 0 3 7 2 9 0 2 6 4 4 5 9 5 4 0 3 5 6 6 7 2 5 0 7 5 4 4 4 4 0 0 2 5 5 0 3 6 9 9 9 9 2 8 7 5 9 9 9 9 2 2 5 0 6 1237 48 9 2 ...

Page 17: ...127 7KH QXPEHUV RQ WKH H SORGHG YLHZ EHORZ UHIHU WR WKH PLVFHOODQHRXV VHFWLRQ RI WKH 5HSODFHPHQW 3DUWV LVW ...

Page 18: ...6 167 22 5 62 0 80 3 77 5 6 7 3 7256 89 6 0 3 9 Q 89 6 0 3 9 Q 89 6 0 3 9 Q 89 6 0 3 9 Q 89 6 0 3 9 Q 89 6 0 3 9 Q 7 9 7 9 89 6 0 3 9 Q 0 7 9 S 0 7 9 89 6 0 3 9 Q 89 6 0 3 9 S 89 6 0 3 9 S 89 6 0 3 9 Q 05 7 9 89 6 0 3 9 Q 89 6 0 3 9 Q 89 6 0 3 9 Q 5 7 9 0 7 9 S 89 6 0 3 9 Q 89 6 0 3 9 Q 0 7 9 S 89 6 0 3 9 S 89 6 0 3 9 S 89 6 0 3 9 S 89 6 0 3 9 S 89 6 0 3 9 S 89 6 0 3 9 S 89 6 0 3 9 S 89 6 0 3 9 Q ...

Page 19: ... 7 9 S 1 0 5 0 9 Q 3 725 5 0 9 S 8 7 9 7 9 7 9 5 0 9 S 7 9 0 7 9 89 6 0 3 9 Q 89 6 0 3 9 Q 0 7 9 S 7 9 0 7 9 S 0 7 9 S 89 6 0 3 9 Q 89 6 0 3 9 Q 89 6 0 3 9 Q 89 6 0 3 9 Q 89 6 0 3 9 Q 89 6 0 3 9 Q 0 5 7 9 89 6 0 3 9 Q 89 6 0 3 9 S 89 6 0 3 9 S 89 6 0 3 9 Q 89 6 0 3 9 S 0 7 9 89 6 0 3 9 Q 0 7 9 89 6 0 3 9 Q 89 6 0 3 9 Q 0 7 9 S 89 6 0 3 9 Q 0 7 9 Q 89 6 0 3 9 Q 0 7 9 S 0 7 9 Q 0 7 9 Q 0 7 9 S 90 7 ...

Page 20: ... 89 6 0 3 9 Q 0 7 9 S 89 6 0 3 9 Q 89 6 0 3 9 Q 89 6 0 3 9 Q 0 7 9 0 7 9 89 6 0 3 9 Q 89 6 0 3 9 Q 0 7 9 Q 89 6 0 3 9 Q 2 6 0 7 2 0 7 2 0 73 2 5 4 7 2 5 4 7 2 0 7 2 66 7 0 7 2 0 7 2 5 9 2 5 9 2 5 9 2 0 7 2 66 7 0 7 2 66 7 0 7 2 66 7 0 2 0 7 2 66 7 0 7 2 66 7 5 9 2 0 6 2 0 2 0 7 2 66 7 8 2 5 2 79658 0 2 8 9 2 0 7 2 66 7 0 7 2 66 7 0 7 2 66 7 0 7 2 66 7 0 7 2 66 7 0 7 2 66 7 0 7 2 66 7 0 7 2 66 7 07...

Page 21: ... 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5...

Page 22: ... 16 6725 25 6 7 4 75 16 6725 25 6 7 4 75 16 6725 25 6 7 4 75 16 6725 25 6 7 4 75 16 6725 25 6 7 4 75 16 6725 25 6 7 4 75 16 6725 25 6 7 4 75 16 6725 25 6 7 4 75 16 6725 25 6 7 4 75 16 6725 25 6 7 4 75 16 6725 25 6 7 4 6 75 16 6725 4 6 75 16 6725 4 6 75 16 6725 4 75 16 6725 25 6 7 4 75 16 6725 25 6 7 4 75 16 6725 25 6 7 4 6 75 16 6725 4 75 16 6725 25 6 7 4 8 75 16 6725 4 6 51 75 16 6725 4 75 16 672...

Page 23: ...5 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 5 0 7 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 5 21 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 7 5 21 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 ...

Page 24: ...0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 5 5 6 0 5 6 7 6 6 6 6 7 6 94 5 6 7 6 94 5 6 ...

Page 25: ...VLV HV O PHQW SRUWDQW OD PDUTXH SRVVýGHQW GHV FDUDF W ULVWLTXHV GH V FXULWH VS FLDOVHV RUV GX UHPSODFHPHQW GH O XQH TXHOFRQTXH GH FHV SLýFHV Q XWLOLVHU TXH FHOOHV VS FLIL HV SDU OD IDEULFDQW 5 0 548 03257 17 3285 6þ 85 7þ 1RWD 5 6 6725 7RXWHV OHV U VLVWDQFH VRQW GHV U VLVWDQFH DX FDUERQH VDXI LQGLFDWLRQ FRQWUDLUH SDU OHV LQGLFDWLRQV VXLYDQWHV XQLW GHU VLVWDQFHHVWO 2 0 0 21 16 7 85 7RXWHVOHVFRQGHQV...

Page 26: ......

Page 27: ......

Page 28: ......

Page 29: ......

Page 30: ......

Page 31: ......

Page 32: ......

Page 33: ......

Search results

Summary of Contents for TX-21AD3F

Reviews:

Related manuals for TX-21AD3F

Brands by name

Popular brands

Panasonic TX-21AD3F, Service Manual

Search results

Summary of Contents for TX-21AD3F

Reviews:

Related manuals for TX-21AD3F

Brands by name

Popular brands