TB124 Issue No: 01 CI5944/6844 CI5344(SCT 12A/B) 18.12.97 Application: erence (* ) Only ed Sets ( ) Whole Sets () Subject: CHANGE OF IC201 (ONE CHIP) TYPE New Parts Supply When replacing IC201, identify chip type as described and order using the part numbers in the table below. TDA 8375 BATHCODE DATECODE 1X MASK NUMBER TDA 8375 BATHCODE DATECODE MASK NUMBER 3Y N1 VERSION N3 VERSION DEVICE TYPE VERSION PART NUMBER CHASSIS TDA8375 N1 1204-000443 SCT12B TD8375 N3 1204-001193 SCT12B TDA8374A N1 1204-000467 SCT12A TDA8374 N3 1204-001190 (French only) SCT12A TDA8374A N3 1204-001191 SCT12A Changeover from N1! N3 occurred August 1997 Serial Number 3JCH8xxxxx
TB126 Issue No: 01 CI3373T SCT11D (00 TO 01) 5.1.98 Application: erence ( ) Only ed Sets ( X) Whole Sets () Subject: BUZZ/WHISTLE ON SOUND Intermittent buzz/whistle on sound Inter modulation distortion traced to Micom Crystal which oscillates at 12 MHz, a harmonic of which is beating with the SIF via a ground loop. Remove C907 and fit a 104 (50v) ceramic capacitor as shown In the diagram. 2 545 C907 DPR Y I IRIS Information
Document TB127 : Issue No: 01 CI5344 Product Group: 27.1.98 Application: erence ( ) Only ed Sets ( ) Whole Sets ( ) Subject: FAILURE OF FRAME IC (IC301) Frame Collapse Tube Flash Over Replace frame IC301. Solder Zener Diode onto the underside of PCB as shown. Part number 0403-001039. 56V Zener Diode. C 301 R 302 V2 V1 NON-CONDUCTIVE TAPE EY26 1 316 EY26 DFL Z I IRIS Information For Warranty Claims
TB139 Issue No: 01 CI5079/3373 5373 SCT11B/D 9.2.98 Page: 1 Application: erence ( ) Only ed Sets ( X) Whole Sets () Subject: HIGH B+ IN STANDBY MODE 125V rail at approx 180V in standby (should be 140V) Due to a mismatch in the resonubber circuit. C852 should be changed to a polyester type 182 50V Part No: 2301-000111 1 110 C852 PSU Y I IRIS Information
TB141 Issue No: 01 CI5933/6230/ 7230/6229 30.4.98 Pages: 2 Application: erence ( ) Only ed Sets ( X) Whole Sets () Subject: FAILURE OF FRAME OUTPUT CHIP, IC301 (TDA 3654) Partial or complete frame collapsetb141 Noise on V1 Line of TDA 3654 1. Remove previous mods 2. Fit 2 parts as illustrated. IRIS Information
V1 V2 V1 C305 PJ 28 C305 R316 V1 R316 R305 REPLACE PJ28 ->10uh R305 BEFORE C306 R303 IC401 R321 ADD 470nF CAP FIT CLOSE TO IC PIN #5 AFTER C306 R303 IC401 R317 C302 C303 #5 #1 #3 IC301 TDA3654 C302 #5 #1 #3 IC301 TDA3654 NO 1 2 CCT REF ADD POLY PJ28 SPEC BEFORE AFTER REMARKS CODE NO SPEC 100V 470nF 10UH AL05 CODE NO 2305-000407 2701-001040
TB142 Issue No: 01 CI5944/6844 SCT12 B CHASSIS 16.6.98 Pages: 1 Application: erence ( ) Only ed Sets ( X) Whole Sets () Subject: FAILURE OF F801 MAINS INPUT FUSE Dead set (no standby LED) F801 o/c Replace F801 with 4A anti surge New part number: 3601-000-279 Replace F801 on all units for repair regardless of fault 2 111 F801 PSU R A IRIS Information
V1 V2 V1 C305 PJ 28 C305 R316 V1 R316 R305 REPLACE PJ28 ->10uh R305 BEFORE C306 R303 IC401 R321 ADD 470nF CAP FIT CLOSE TO IC PIN #5 AFTER C306 R303 IC401 R317 C302 C303 #5 #1 #3 IC301 TDA3654 C302 #5 #1 #3 IC301 TDA3654 NO 1 2 CCT REF ADD POLY PJ28 SPEC BEFORE AFTER REMARKS CODE NO SPEC 100V 470nF 10UH AL05 CODE NO 2305-000407 2701-001040
TB147 Issue No: CHASSIS S15A CI14F1T CI3373 CI5373 30/03/99 Page: ONE Application: erence ( ) Only ed Sets (X) Whole Sets ( ) Subject: DISTORTED SIBILANCE Distorted sibilance on certain programs C614 out of tolerance Replace C 614 with new type part no. 2201-000823 2 530 C614 APA Y I
TB148 Issue No: CHASSIS SCT 13B CI 3373 CI 5373 CI 5079 30/03/99 Page: ONE Application: erence ( ) Only ed Sets (X) Whole Sets ( ) Subject: WHISTLE ON SOUND Whistle on sound. Varies with volume. Inter modulation distortion traced to micom crystal. Fit insulated wire link as shown. (From link J190 to C911-ve). ONE CHIP IC201 MICOM IC901 1 542 C911 DPR Y I J190 + C911 -
TB152 Issue No: 01 CI-3373 CI-5079 CI-5373 CI-5073 SCT11B, PIB,SCT11D CHASSIS 15.07.99 Page: 1 OF 1 Application: erence ( ) Only ed Sets ( ) Whole Sets () Subject: POWER SUPPLY FAILURE/INT. FAILURE OF Q401 Dead. DZ801 Short /Q401 Short. Replace the following PSU parts. Check/replace Q401 as necessary. DZ801 0403-000691 IC801 AA13-20004P HC801 AA13-20004M F801 3601-000261 L803 AA27-90001G C803 2303-000163 C851 2401-002280 C852 2301-000111 (Q401 14 0502-000294 20-21 0502-000295 The chassis number is printed underneath the FBT on solder side of PCB. 1 110 DZ801 PSU Q A IC801 - Q A HC801 - Q A IRIS Information for Warranty Claims F801 - R A L803 - R A C803 - Q A C851 - Q A C852 - Q A
TB153 Issue No: 01 CI-14F1Z/T CI-20S10BZ CI-20S20BT CI-21S20BT CI-5079Z/T CI-5373Z/T CI-3373Z/T S15A, SCT13B CHASSIS 26.07.99 Page: 1 OF 1 Application: erence ( ) Only ed Sets ( ) Whole Sets () Subject: FAILURE OF IC801 (KA3S0680RF) Dead Set. C804 incorrectly inserted. De-solder and re-fit C804 Replace IC801 Part No.1203-001494 1 110 IC801 PSU A A C804 PSU T D
Document : TB155 Issue No: 01 Chassis S15A, SCT13B, S51A 11/11/99 Application: erence ( ) Only ed Sets (!) Whole Sets ( ) Subject: FAILURE OF IC801 (PSU) No Power Surge Flow into VCC Terminal Fit a 30v, 0.5w Zener from Pin 3 (IC801) to ground. Part Number 0403-000555 The chassis number is printed under the F.B.T. (on solder side) 1 110 IC801 PSU Q A IRIS Information For Warranty Claims
TB82 Issue No: 03 Bulletin Type: Information CI3373, CI5373, CI5079 C T V 29.1.98 APPLICATION: erence ( ) Only ed Sets ( ) Whole Sets ( ) Subject: Power Supply Failure SCT11B Chassis This Bulletin has been re-released due to changes in the versions of available components. Dead DZ801 Short Replace the following parts. erence Part Number - Version DZ801 0403-000691 IC801 HC801 AA13-20004P - Ver C AA13-20004M - Ver C F801 3601-000261 1 110 D2801 PSU Q A IC801 PSU Q A HC801 PSU Q A IRIS Information F801 PSU R A
TB83 Issue No: 01 Bulletin Type: Information CI5344AN SCT 12A Chassis CI6844 / 5944 SCT 12B Chassis C.T.V. 04.04.97 Subject: New Crystal Types Used In Production X201, X202 The new Crystals are not directly compatible with the old type. The old Crystals are marked KDSI or PHILIPS The new Crystals are marked KONY When replacing KDSI or PHILIPS Crystal to KONY, the Parallel Resonance Capacitor must be changed to match the Crystal type. X201 and C218 go together as a pair and similarly X202 and C219 are a pair. erence Part Number Description X201 2801-000231 3.579545 MHz 30 ppm X202 A1280-0173 4.433619 MHz 30 ppm C218 2201-000611 Ceramic 56 Pf, 5%, 50 V C219 2201-000139 Ceramic, 100 Pf, 2%, 50 V X201 CPA A A X292 CPA A A C218 CPA A A IRIS Information C219 CPA A A
TB83 Issue No: 01 Bulletin Type: Information CI5344AN SCT 12A Chassis CI6844 / 5944 SCT 12B Chassis C.T.V. 04.04.97 Subject: New Crystal Types Used In Production X201, X202 The new Crystals are not directly compatible with the old type. The old Crystals are marked KDSI or PHILIPS The new Crystals are marked KONY When replacing KDSI or PHILIPS Crystal to KONY, the Parallel Resonance Capacitor must be changed to match the Crystal type. X201 and C218 go together as a pair and similarly X202 and C219 are a pair. erence Part Number Description X201 2801-000231 3.579545 MHz 30 ppm X202 A1280-0173 4.433619 MHz 30 ppm C218 2201-000611 Ceramic 56 Pf, 5%, 50 V C219 2201-000139 Ceramic, 100 Pf, 2%, 50 V X201 CPA A A X292 CPA A A C218 CPA A A IRIS Information C219 CPA A A
TB86 Issue No: 01 CI-5373T, CII-5079T 08.07.97 Application: erence ( ) Only ed Sets ( ) Whole Sets () Subject: INTER MODULATION DISTORTION Buzz / Whistle on sound. Inter Modulation Distortion traced to Micom Crystal which Oscillates at 12 MHz, a Harmonic of which is beating with the SIF via a Ground Loop. Locate C907. Remove the Capacitor and fit in position C907A. DISTRIBUTION: Clive Bingham Ian Merrington Mike Stevenson Malcolm Jones Zdena Best Colin Brewer Judy Stevenson David Castle 1 540 C907 DPR Y K IRIS Information
TB90 Issue No: 01 CI5079Z/T 11.8.97 Page: 2 Application: erence ( ) Only ed Sets ( ) Whole Sets () Subject: CRT ESD PROBLEM Cyclic start up from cold (can be intermittant). Frame collapse. (Due to faulty frame IC). Electrostatic discharge through the frame IC causing Micom to reset. Fit an insulated wire link between EY23 and EL07 (See diagram). This modification is for the SCT 11B chassis version 04/05 only. See diagram for identification. 2 11B EL07 DFL U 1 IRIS Information
TB95 Issue No: 01 CI5373T 5.9.97 Application: erence ( ) Only ed Sets ( ) Whole Sets () Subject: CHANGE OF MICOM TYPE New parts supply. Original Type - SAA 5290ZP-026 (Part No: AA13-30005A) New Type - SAA 5290ZP-042 (Part No: AA13-30010T) When fitting new type Micom the following adjustment should be carried out in Factory Mode to change the option BYTE. Switch set on and key in the following sequence using the remote. STBY, P.STD, HELP, SLEEP, STBY Select option BYTE from the Factory Menu and change from "5D" to "CA". Note: The IRIS information will depend upon the fault found. IRIS Information
TB110 Issue No: 1 TVP5050 TVP5350 TVCR 8.10.97 Application: erence (* ) Only ed Sets ( ) Whole Sets () Subject: CHASSIS CHANGE FROM SCV11A TO SCV11D The circuit and some major parts have been changed Chassis change from SCV11A to SCV11D. The chassis version is marked underneath F.B.T. on print side The changes are listed below. Location No. Old (before) Parts (SCV11A) New (changed) Parts (SV11D) SEC Description SEC Description IC Tuner (1) Tuner (2) FBT IC-MCU IC-Video AA40-10002M AA40-10002B AA26-30004E AA13-30011L 1201-000539 TECC2989PA19C TECC2889PA19C FTK20R008C CXP85332A-196S TDA6101Q AA40-10005N AA40-10005M AA26-30001Y AA13-30015Y 1201-001159 TECC2979PK28A(S) TECC2879PK28A(S) FSV20A001 CXP85332A-319S TDA6107Q D D D D D IRIS Information
TB111 Issue No: 1 TVP3350 TVCR 8.10.97 Application: erence (* ) Only ed Sets ( ) Whole Sets () Subject: CHASSIS CHANGE FROM SCV11B TO SCV11D The circuit and some major parts have been changed Chassis change from SCV11B & C to SCV11D. The chassis version is marked underneath F.B.T. on print side The changes are listed below. Location No. Old (before) Parts (SCV11B & C) New (changed) Parts (SV11D) SEC Description SEC Description IC Tuner (1) Tuner (2) IC-MCU IC-Video AA40-10002M AA40-10002B AA13-30011L 1201-000539 TECC2989PA19C TECC2889PA19C CXP85332A-196S TDA6101Q AA40-10005N AA40-10005M AA13-30015Y 1201-001159 TECC2979PK28A(S) TECC2879PK28A(S) CXP85332A-319S TDA6107Q D D D D IRIS Information