Manuals / Brands / TV and Video / TV Antenna / LG Electronics / TV and Video / TV Antenna

LG Electronics MODEL: 42LF66 42LF66-ZE 2) In case of does't display the screen into specific mode

1 51

Download 51 pages, 11.87 Mb

- 23 -

2) In case of does't display the screen into specific mode

(1) Symptom

- The screen does not become the display from specific input mode

(RF, AV, Component, RGB, DVI).

(2) Check follow

(1) Check the all input mode should become normality display.

(1) Check the Video(Main)/Data(Sub), Video(Main)/Video(Sub) should become

normality display from the PIP mode or DW mode. (Re-Check it Swap)

(3) In case of becomes unusual display from RF mode

Is normal the

Tuner?

Is normal the Input voltage, IIC

Communication and CVBS output?

Replace Tuner

Is the Tuner Cable

connected well?

Cable inserts well.

Yes

No No

Yes

Is normal the

CXA2069Q? Replace IC

Is normal the Input voltage, IIC

Communication and HV sync?

Yes

No Yes

Replace IC

Yes

Is normal the

FIL8548?

Is normal the Input voltage, IIC

Communication and HV sync?

Block A

Downloaded From TV-Manual.com Manuals

Contents

Main CONTENTS SAFETY PRECAUTIONS General Guidance AC Volt-meter 1.5 Kohm/10W Before returning the receiver to the customer, SERVICING PRECAUTIONS Page 1. Application range 2. Specification 3. Test method SPECIFICATION 4. General Specification(FHD Module) 5. Chroma & Brightness 5-1. FHD Module-47LF66 5-2. FHD Module-42LF66 5-3. FHD Module-37LF66 6. Component Video Input (Y, PB, PR) 7. RGB Input (PC) 7-1. EDID Input (PC) 8. HDMI Input (DTV) 8. HDMI Input (PC) 8-1. EDID Input (HDMI) Page Page ADJUSTMENT INSTRUCTION 1. Application Range 4.1. EDID Data 2. Specification 3. Channel Recover 5. Method of Tool Option setting 6. ADC Calibration 7. White Balance 7.1 Auto white Balance 7.2 Manual white Balance 8. Set Information(Serial No & Model name) TROUBLESHOOTING 1. No power (1) Symptom (2) Check follow 2. Protect mode 3. No Raster 4. In case of occur strange screen into specific mode 1) In case of does't display the OSD 2) In case of does't display the screen into specific mode (3) In case of becomes unusual display from RF mode Block A (4) In the case of becomes unusual display from side S-video/AV mode (5) In the case of becomes unusual display from Component, RGB mode (6) In the case of becomes unusual display from HDMI mode Page 5. In case of no sound BLOCK DIAGRAM Page EXPLODED VIEW EXPLODED VIEW PARTS LIST No. PART NO. DESCRIPTION REPLACEMENT PARTS LIST CAPACITORs ACCESSORY Page Page Page Page ICs DIODEs FILTERs & INDUCTORs RESISTORs TRANSISTORs & FETs Page Page Page Page Page Page OTHERs CONNECTOR Page IC101 STI5100GUC Option for remote control FE_TS_DATA_SYN TO MSP SPDIF_OUT [POWER BLOCK] CPU(STi5100) core 1.25 volt CORTEZ-PLUS to MSP SW_TU_SDA STHDMI002A PDP : 100p HB-1T2012-102JT Pr Y STA335BW LA7217M EYE L1402 HH-1M3216-501