JVC AV-21MS30 Service Manual

Service Manual for JVC AV-21MS30 CRT TV, Flat Panel TV (45 pages)

Specifications:

487/487491-av21ms30.pdf file (14 Feb 2024)
  • Manufacturer: JVC
  • Category of Device: CRT TV, Flat Panel TV
  • Document: AV-21MS30, File Type: PDF Service Manual
  • Updated: 14-02-2024
  • Count of Pages: 45
Download AV-21MS30 Manual (45 pages)

Read PDF Document Online:

Data: UPD 14th February 2024

JVC AV-21MS30 CRT TV, Flat Panel TV PDF Service Manual (Updated: Wednesday 14th of February 2024 09:40:49 AM)

Rating: 4.8 (rated by 86 users)

Compatible devices: Wide LCD Panel TV LT-42DA9BN, HD-ILA TV HD-58S80DDU, AV-21RT4BE, AV-21RT4SE, LT-46AM73, 0509GLT-NF-MT, 0801-Ki-NV-JET, AV-14FMT3, AV-21DMT3, AV-21LMT, AV-21QS27.

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Text Version of JVC AV-21MS30 CRT TV, Flat Panel TV Manual (Summary of Contents)

(Ocr-Read of JVC AV-21MS30 Document (Main Content), UPD: 14 February 2024)

  • 7, 1-8 (No.YA328) 3.2 REPLACEMENT OF MEMORY IC 3.2.1 MEMORY IC This TV uses the following memory IC. Memory IC: IC702 on MAIN PWB The memory IC memorizes data for correctly operating the video and deflection circuits. When replacing the memory IC, be sure to use the same type IC written with the…

  • 35, JVC AV-21MS30 2-12(No.YA328) WAVEFORMS -MAIN PWB- IC401-1 0.6Vp-p [V] IC401-3 28Vp-p [V] IC401-5 48Vp-p [V] IC401-6 29Vp-p [V] IC401-7 0.7Vp-p [V] IC701-10 2.6Vp-p IC701-11 3.3Vp-p IC701-22 1.0Vp-p IC701-23 1.1Vp-p [V][V] IC701-67 3.3Vp-p [H] IC701-74 1.4Vp-p [H] IC701-66 5.4Vp-p [H] [H] IC701-87…

  • 41, 3-6(No.YA328) PRINTED WIRING BOARD PARTS LIST MAIN P.W. BOARD ASS'Y (SCW-1772A-H2)  Ref No. Part No. Part Name Description Local IC302 S9648 PHOTO CONDUCTOR IC351 TDA6107AJF/N1 IC IC401 LA78040N IC IC601 AN5277 IC IC701 TDA12021-ERCMI IC(MCU) (SERVICE) IC702 AT24C16-21MS25 IC (SERVICE) IC80…

  • 15, 1-16 (No.YA328) 4.7 ADJUSTMENT PROCEDURE 4.7.1 B1 VOLTAGE 4.7.2 FOCUS ADJUSTMENT 4.7.3 IF CIRCUIT ADJUSTMENTS Item Measuring instrument Test point Adjustment part Description B1 VOLTAGE check Signal generator DC voltmeter B1 (pin 1) GND (pin 5) [CN00X connector in MAIN PWB] (1) R…

  • 32, 2-8(No.YA328)(No.YA328)2-7 ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! CS21175_ver.2.0 L951 C950 C974 L971 D595 K954 C978 L551 Q592 C953 R951 L421 C423 C954 C952 IC972 C581 R437 C979 R439 D972 R582 L972 C521 R430 R554 R474 C981 C555 R473 L973 Q521 Y950 R523 R460 C…

  • 16, (No.YA328)1-17 4.7.4 VIDEO CIRCUIT ADJUSTMENTS • The setting (adjustment) using the remote control unit is made on the basis of the initial setting values. • The setting values which adjust the screen to the optimum condition can be different from the initial setting values. • Do not change…

DOC-1206d3f2:

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