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Sony KD-55X85L Original Manual
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Sony KD-55X85L Original Manual

Sony KD-55X85L Original Manual

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SERVICE MANUAL for
PROFESSIONAL REPAIRERS
ORIGINAL MANUAL ISSUE DATE: 2023.05
Model:
KD-55X85L
KD-65X85L
KD-75X85L
9-888-915-42
Conditions of Use:
LCD TV
(1)Please use this information only for the purpose of performing repair and recycling Sony products.
Using this information for any purpose other than the purpose described foregoing is forbidden.
(2) Do not copy, replicate, reproduce, alter, translate, transmit, sell, lease, or distribute this information
in whole or in part without the prior written permission of the author.
Revision of Information:
Sony EMCS (Malaysia) Sdn. Bhd., HES-M
This information may be changed or updated at any time without any prior notice. Please confirm that
this information is up-to-date before using it.
© 2023.06

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Summary of Contents for Sony KD-55X85L

  • Page 1 Conditions of Use: LCD TV (1)Please use this information only for the purpose of performing repair and recycling Sony products. Using this information for any purpose other than the purpose described foregoing is forbidden. (2) Do not copy, replicate, reproduce, alter, translate, transmit, sell, lease, or distribute this information in whole or in part without the prior written permission of the author.

  • Page 2: Model Lists

    MODEL LISTS Model Remote Destination RMF-TX810U RMT-TX450E KD-55X85L RMF-TX810U / RMT-TX450E CEI , UKA KD-65X85L RMF-TX810U / RMT-TX450E CEI , UKA KD-75X85L RMF-TX810U / RMT-TX450E CEI , UKA...

  • Page 3: Opt Ional Equipm Ent S

    TOOLS & EQUIPMENTS 1 LIST OF IT EM S T O BRING Screwdriver (e.g., #2 Phillips Screwdriver). ii. Multimeter. iii. ESD W rist Straps. iv. Metal W asher (Flat) or Coin - to remove Rear Cover. Thickness: approx. 1.5 mm Diameter: 20~25 mm (wrap in tape (L=50 mm)) v.

  • Page 4: Safety Notes

    Replace these components with Sony parts whose part 8) Handle the wires or connectors of the backlight circuit with care. Damaging the numbers appear as shown in this manual or in supplements published by Sony. wires may cause a short circuit.
  • Page 5 SAFETY NOTES Panel refresh 10) During the repair, DO NOT leave the POWER ON or Burn-in period for more Panel refresh will automatically run to adjust the uniformity of the TV screen after than 1 hour while the TV is facing down on a cloth. Refer Figure 1. it has been in use for long periods.Panel refresh can also be performed manually and should only be used if image retention is very noticeable, or you see the following message: [Panel refresh did not finish...]...
  • Page 6 SAFETY NOTES ESD cushion / sheet 1-3. Caution_for_Board_handling. Please use a bag containing the board or a special seat The following problems will occur due to handling of the IC mounted on the board ・ Solder crack due to substrate handling (stress). ・...
  • Page 7 SAFETY NOTES Keep vertical position and put in/take out from Box. Handle with care. Do not swing Always put into ESD bag then place into Box/Container Box After take defective board out from TV, put it into ESD bag. Do not place on floor mat/carpet direct and always put it on ESD cushion Regardless of Good board or Defective board, always put it on ESD cushion / sheet slowly.
  • Page 8 SAFETY NOTES ※ Ins tallation example of wris t-strap. When holding board, do not hit or touch to Plastic part(s) Please connect the clip to the metal part of the chas sis of the TV with the wris tband grounded. Below is a grounding ex ample of each model. After take defective board out from TV, put it into ESD bag.
  • Page 9 SAFETY NOTES 1-5. Safety Check-Out Stabilized power supply instrument and isolated voltage transformer: Use too much current capacity and isolated voltage transformer does not need After correcting the original service problem, perform the following safety to use stabilized power supply equipment. checks before releasing the set to the customer:- Specification of RMS voltmeter: Input resistance >...
  • Page 10 SAFETY NOTES 1-7. How to Find a Good Earth Ground. 1-8. Lead Free Information The circuit boards used in these models have been processed using Lead 1) A cold-water pipe is a guaranteed earth ground; the cover-plate Free Solder. The boards are identified by the LF logo located close to the retaining screw on most AC outlet boxes is also at earth ground.
  • Page 11 DISASSEMBLY AND REMOVAL CAUTION 55” REAR CO VER 1. Remove the screws from the rear cover (4 pcs) 2. Unhook the bottom hook, starting from center. <2> <1> ① Unhook two hooks closest to center simultaneously to prevent lock back. ②...
  • Page 12 DISASSEMBLY AND REMOVAL CAUTION 55” REAR CO VER 3. Unhook corner hook. Ruler or jig to release corner hook *Wrap ruler with tape to prevent scratch ① Releasing the corner hook by pulling the Rear Cover corner and insert a jig or ruler. ②...
  • Page 13 DISASSEMBLY AND REMOVAL CAUTION 55” REAR CO VER 4. Unhook left side hooks (4 hooks). ① Grip the rear cover by hand and use a ruler or jig to remove the hook of the rear cover back chassis. ② Flex the rear cover outward to remove the hook. Support set with arm. Note: One hand placed on back of Rear Cover during dis-assy.
  • Page 14 DISASSEMBLY AND REMOVAL CAUTION 55” REAR CO VER 5. Unhook right side hooks (4 hooks). <2> ① Remove the side hooks <1>. ② Pull the rear cover below the side jack to remove the hook <2>. ③ Remove the remaining side hooks <1>. <1>...
  • Page 15 DISASSEMBLY AND REMOVAL CAUTION 55” REAR CO VER 6. Unhook top row (6 hooks). ① Tilt the rear cover and push upwards on the left and right side. ② Pull the rear cover below the side jack to remove the upper hook. Hook positioning.

  • Page 16: Exploded View And Part List

    EXPLODED VIEW & PART LIST 55” • Place the TV set facing downwards on a stable, level surface before disassembly and assembly of parts.  (*) Parts are not stocked since they are seldom required for routine service. Some delays should be anticipated when ordering these components.

  • Page 17: Other Parts

    EXPLODED VIEW & PART LIST 55” SET PART L I ST REF. NO PART NO. DESCRIPTION A-5056-797-A COMPL_SVC_BM5A23_TE_EUUK_MPS Printed Circuit Board, incl. capacitors 1-017-062-11 G31C-STATIC CONVERTER (TV) Internal Power Supply A-5058-126-A P-MOD (YDDM055DCS01)(SVC) Liquid Crystal Display O T HER PART S 1-012-952-21 C7L AC POWER CORD SETS (EU) Cable...
  • Page 18 EXPLODED VIEW & PART LIST 55” CO NNECT O R REF. PART NO. DESCRIPTION REMARKS 1-017-521-11 CONNECTOR ASSY 4P (SP) CN3550(B)-SP(1) 1-017-522-11 CONNECTOR ASSY 28P CN6401(G)-CN1700(B)-CON3(T-CON)(1) 1-017-724-11 FLEXIBLE FLAT CABLE 41P CN4201(B)-U2(T-CON)(1) 1-017-726-11 FLEXIBLE FLAT CABLE 51P CN4200(B)-U1(T-CON)(1) 1-017-678-11 FLEXIBLE FLAT CABLE 30P CN1603(B)-CN1000(LD)(1) 1-017-539-11 FLEXIBLE FLAT CABLE 25P...
  • Page 19 DISASSEMBLY AND REMOVAL CAUTION 65” REAR CO VER 1. Remove the screws from the rear cover (4 pcs) 2. Unhook the bottom hook, starting from center. <1> <2> ① Unhook two hooks closest to center simultaneously to prevent lock back. ②...
  • Page 20 DISASSEMBLY AND REMOVAL CAUTION 65” REAR CO VER 3. Unhook corner hook. Ruler or jig to release corner hook *Wrap ruler with tape to prevent scratch ① Releasing the corner hook by pulling the Rear Cover corner and insert a jig or ruler. ②...
  • Page 21 DISASSEMBLY AND REMOVAL CAUTION 65” REAR CO VER 4. Unhook left side hooks (5 hooks). ① Grip the rear cover by hand and use a ruler or jig to remove the hook of the rear cover back chassis. ② Flex the rear cover outward to remove the hook. Support set with arm. Note: One hand placed on back of Rear Cover during dis-assy.
  • Page 22 DISASSEMBLY AND REMOVAL CAUTION 65” REAR CO VER 5. Unhook right side hooks (5 hooks). <2> ① Remove the side hooks <1>. ② Pull the rear cover below the side jack to remove the hook <2>. ③ Remove the remaining side hooks <1>. <1>...
  • Page 23 DISASSEMBLY AND REMOVAL CAUTION 65” REAR CO VER 6. Unhook top row (8 hooks). ① Tilt the rear cover and push upwards on the left and right side. ② Pull the rear cover below the side jack to remove the upper hook. Hook positioning.
  • Page 24 EXPLODED VIEW & PART LIST 65” • Place the TV set facing downwards on a stable, level surface before disassembly and assembly of parts.  (*) Parts are not stocked since they are seldom required for routine service. Some delays should be anticipated when ordering these components.
  • Page 25 EXPLODED VIEW & PART LIST 65” SET PART L I ST REF. NO PART NO. DESCRIPTION A-5056-797-A COMPL_SVC_BM5A23_TE_EUUK_MPS Printed Circuit Board, incl. capacitors 1-017-059-21 G31P-STATIC CONVERTER (TV) Internal Power Supply A-5058-123-A P-MOD (YDDM065DCS01)(SVC) Liquid Crystal Display O T HER PART S 1-012-952-21 C7L AC POWER CORD SETS (EU) Cable...
  • Page 26 EXPLODED VIEW & PART LIST 65” CO NNECT O R REF. PART NO. DESCRIPTION REMARKS 1-017-538-11 CONNECTOR ASSY 4P (SP) CN3550(B)-SP(1) 1-017-522-11 CONNECTOR ASSY 28P CN6401(G)-CN1700(B)-CON3(T-CON)(1) 1-017-724-11 FLEXIBLE FLAT CABLE 41P CN4201(B)-U2(T-CON)(1) 1-017-726-11 FLEXIBLE FLAT CABLE 51P CN4200(B)-U1(T-CON)(1) 1-017-678-11 FLEXIBLE FLAT CABLE 30P CN1603(B)-CN1000(LD)(1) 1-017-539-11 FLEXIBLE FLAT CABLE 25P...
  • Page 27 DISASSEMBLY AND REMOVAL CAUTION 75” REAR CO VER 1. Remove the screws from the rear cover (4 pcs) 2. Unhook the bottom hook, starting from center. <1> <2> ① Unhook two hooks closest to center simultaneously to prevent lock back. ②...
  • Page 28 DISASSEMBLY AND REMOVAL CAUTION 75” REAR CO VER 3. Unhook corner hook. Ruler or jig to release corner hook *Wrap ruler with tape to prevent scratch ① Releasing the corner hook by pulling the Rear Cover corner and insert a jig or ruler. ②...
  • Page 29 DISASSEMBLY AND REMOVAL CAUTION 75” REAR CO VER 4. Unhook left side hooks (5 hooks). ① Grip the rear cover by hand and use a ruler or jig to remove the hook of the rear cover back chassis. ② Flex the rear cover outward to remove the hook. Support set with arm. Note: One hand placed on back of Rear Cover during dis-assy.
  • Page 30 DISASSEMBLY AND REMOVAL CAUTION 75” REAR CO VER 5. Unhook right side hooks (5 hooks). <2> ① Remove the side hooks <1>. ② Pull the rear cover below the side jack to remove the hook <2>. ③ Remove the remaining side hooks <1>. <1>...
  • Page 31 DISASSEMBLY AND REMOVAL CAUTION 75” REAR CO VER 6. Unhook top row (10 hooks). ① Tilt the rear cover and push upwards on the left and right side. ② Pull the rear cover below the side jack to remove the upper hook. Hook positioning.
  • Page 32 EXPLODED VIEW & PART LIST 75” • Place the TV set facing downwards on a stable, level surface before disassembly and assembly of parts.  (*) Parts are not stocked since they are seldom required for routine service. Some delays should be anticipated when ordering these components.
  • Page 33 EXPLODED VIEW & PART LIST 75” SET PART L I ST REF. NO PART NO. DESCRIPTION A-5056-797-A COMPL_SVC_BM5A23_TE_EUUK_MPS Printed Circuit Board, incl. capacitors 1-017-058-21 G37P-STATIC CONVERTER (TV) Internal Power Supply A-5055-244-A P-MOD (YDDM075DCS02) Liquid Crystal Display O T HER PART S 1-012-952-21 C7L AC POWER CORD SETS (EU) Cable...
  • Page 34 EXPLODED VIEW & PART LIST 75” CO NNECT O R REF. PART NO. DESCRIPTION REMARKS 1-017-675-11 CONNECTOR ASSY 4P (SP) CN3550(B)-SP(1) 1-017-728-11 CONNECTOR ASSY 28P CN6401(G)-CN1700(B)-CON3(T-CON)(1) 1-017-735-11 FLEXIBLE FLAT CABLE 41P CN4201(B)-U2(T-CON)(1) 1-017-737-11 FLEXIBLE FLAT CABLE 51P CN4200(B)-U1(T-CON)(1) 1-017-734-11 FLEXIBLE FLAT CABLE 30P CN1603(B)-CN1000(LD)(1) 1-017-732-11 FLEXIBLE FLAT CABLE 25P...
  • Page 35 Sony EMCS (Malaysia) Sdn. Bhd. English 9-888-915-42 © 2023.06 HES-M...

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