HISTORY INFORMATION FOR THE FOLLOWING MANUAL: AZ2-EK SERVICE MANUAL CHASSIS MODEL COMMANDER DESTINATION LEVEL KDL-22BX327 RM-YD066 COLUMBIA CONFIDENTIAL KDL-32BX327 RM-YD066 COLUMBIA KDL-32BX328 RM-YD066 COLUMBIA KDL-32BX427 RM-YD066 COLUMBIA KDL-40BX427 RM-YD066 COLUMBIA CONFIDENTIAL ELECTRICAL SERVICE MANUAL INTERNAL ONLY ORIGINAL MANUAL ISSUE DATE: 3/2011...
KDL-22BX327/32BX327/32BX328/32BX427/40BX427 SAFETY-RELATED COMPONENT WARNING There are critical components used in LCD color TVs that are important for safety. These components are identified with shading and mark on the schematic diagrams and the electrical parts list. It is essential that these critical parts be replaced only with the part number specified in the electrical parts list to prevent electric shock, fire, or other hazard.
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KDL-22BX327/32BX327/32BX328/32BX427/40BX427 The circuit boards used in these models have been processed using Lead Free Solder. The boards are identified by the LF logo located close to the board designation e.g. H1 etc [ see example ]. The servicing of these boards requires special precautions to be taken as outlined below.
KDL-22BX327/32BX327/32BX328/32BX427/40BX427 SAFETY CHECK-OUT The AC leakage from any exposed metal part to earth ground and After correcting the original service problem, perform the following from all exposed metal parts to any exposed metal part having a safety checks before releasing the set to the customer: return to chassis, must not exceed 0.5 mA (500 microamperes).
KDL-22BX327/32BX327/32BX328/32BX427/40BX427 SWITCH UNIT Figure 1-3. KDL-40BX427 1-2. PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS INFORMATION All capacitors are in µF unless otherwise noted. pF : µµF 50WV or Voltages are DC with respect to ground unless otherwise noted. less are not indicated except for electrolytics and tantalums.
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KDL-22BX327/32BX327/32BX328/32BX427/40BX427 Terminal name of semiconductors in silk screen REFERENCE INFORMATION printed circuit ( RESISTOR CAPACITOR Circuit Device Printed symbol Terminal name : RN METAL FILM : TA TANTALUM Collector : RC SOLID : PS STYROL Transistor Emitter : FPRD NONFLAMMABLE CARBON...
KDL-22BX327/32BX327/32BX328/32BX427/40BX427 1-5. SCHEMATICS AND SUPPORTING INFORMATION A BOARD SCHEMATIC DIAGRAM (PAGE 1 OF 18) — — — — — — — — A 1/18 DC CONVERTER I — 1-857-593-11 <AZ2EK> A-P1 KDL-22BX327/32BX327/32BX328/32BX427/40BX427...
KDL-22BX327/32BX327/32BX328/32BX427/40BX427 A BOARD SCHEMATIC DIAGRAM (PAGE 5 OF 18) — — — — — — — — A 5/18 INPUT ANALOG VIDEO D SUB — 1-857-903-11 <AZ2EK> A-P5 KDL-22BX327/32BX327/32BX328/32BX427/40BX427...
DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES 1-857-896-51 A BOARD, COMPLETE (KDL-22BX327/32BX327/32BX328 ONLY) Component level repair information is not available. 1-857-896-61 A BOARD, COMPLETE (KDL-32BX427/40BX427 ONLY) Component level repair information is not available. 1-857-895-11 GD8 BOARD, COMPLETE (KDL-22BX327 ONLY) Component level repair information is not available.
MUST BE RETURNED to Sony. b) and if the core charge is NOT covered under the product warranty, the defective un-repaired or modified board MUST BE DESTROYED.