LG CB777F-AA Service Manual

Service Manual for LG CB777F-AA Monitor (38 pages)

Specifications:

1159/1159456-cb777faa.pdf file (17 Apr 2024)
  • Manufacturer: LG
  • Category of Device: Monitor
  • Document: CB777F-AA, File Type: PDF Service Manual
  • Updated: 17-04-2024
  • Count of Pages: 38
Download CB777F-AA Manual (38 pages)

Read PDF Document Online:

Data: UPD 17th April 2024

LG CB777F-AA Monitor PDF Service Manual (Updated: Wednesday 17th of April 2024 06:11:13 AM)

Rating: 4.9 (rated by 5 users)

Compatible devices: E1950S, E2341V, W2442HAT, 42VS20-BAA, W2242PK, 27MB65PY, 19M37A, UltraGear 32GN500.

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Text Version of LG CB777F-AA Monitor Manual (Summary of Contents)

(Ocr-Read of LG CB777F-AA Document (Main Content), UPD: 17 April 2024)

  • 9, - 9 - (b) (a) (a) (a) P302 P301 3. VIODEO PCB ASSEMBLY REMOVAL 1) Disconnect P301, P302 from the Video PCB. 2) Remove three connects (a). 3) Remove screws (b). 4) Remove the Video PCB Assembly. 2. TOTAL CHASSIS ASSEMBLY REMOVAL ( Figure.1) 1) Carefully separate the CDT Board Assembly f…

  • 19, - 19 - 4. NO HORIZONTAL DEFLECTION NO H-DEFLECTION (ONE VERTICAL LINE) CHECK Q706? CHECK B + VOLTAGE (50V)? CHECK T701(FBT) PIN 2 (31KHZ 60V, 69KHZ 140V) ? CHECK Q705 COLLECTOR WAVEFORM? TROUBLE IN Q706 TROUBLE IN 50V LINE TROUBLE IN Q719, Q720, D710 TROUBLE IN Q705, T703 TROUBLE I…

  • 22, - 22 - 7. TROUBLE IN OSD TROUBLE IN OSD PERIPHERAL CIRCUIT NO OSD TROUBLE IN 5V LINE TROUBLE IN IC601 PIN8 (V-FBP), T701 40V LINE (H-FBP) TROUBLE IN IC302, IC301 TROUBLE IN IC301, IC302 NO YES DC 5V YES YES YES NO NO NO Pin 5 5V Pin 10 5V H+V 5V H+V CHECK IC301 B + (5V) ? CHECK …

  • 34, LG CB777F-AA PIN CONFIGURATION - 34 - TDA4866J Current Driven Vertical Deflection Booster SYMBOL INA INB V P OUTB GND OUTA V FB GUARD FEEDB PIN 1 2 3 4 5 6 7 8 9 TDA4866J 1 INA 2 INB 5GND 6 OUTA 8 GUARD 9 FEEDB 7 V FB 4OUTB 3 Vp TDA4866J Pin Configuration 1 9 M24C08 Serial I 2 C…

  • 27, EXPLODED VIEW PARTS LIST - 27 - Ref. No. 1 2 3 4 5 6 7 8 9 10 11 12 13 A B C Description CABINET ASS’Y, CB777F BRAND C055 "C"CKD,ABS -StudioWorks 700S(CB777F-NA) CABINET ASS’Y, CB777F BRAND C055 MPR -StudioWorks 700E(CB777F-AA) CABINET ASS’Y, CB777F BRAND C055 ""…

  • 37, - 38 - - 39 - PRINTED CIRCUIT BOARD 3. MAIN BOARD (Component Side) 4. MAIN BOARD (Solder Side) 5. VIDEO BOARD (Component Side) 6. VIDEO BOARD (Solder Side) 1. CONTROL BOARD (Component Side) 2. CONTROL BOARD (Solder Side) …

DOC-6b47fbb3:

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