Friday, July 26, 2013
TOSHIBA 32HF72 - 32HFX72 - POWER SUPPLY SCHEMATIC [Circuit Diagram] - ICs-STR-Z4317 [Power Switching Regulator] – TLP421F(GR) [Opto coupler]
Professional technician for all kind of electronic equipment. Doing since 1974.
VIZIO L30WGU - 30" LCD TV - MAIN POWER SCHEMATIC [Circuit Diagram] - Universal Remote Control Setup Codes
Professional technician for all kind of electronic equipment. Doing since 1974.
Thursday, July 25, 2013
PHILCO PH-21 - SCHEMATIC DIAGRAM [Circuit Diagram] - Used ICs - STR-FSCQ0765RT(Power Regulator) – PBC817 (Opto Coupler) - OM8370 – TC4053 – LA78040 – AN17821 & 24C08 (Memory IC) - URC Set-up Codes
Professional technician for all kind of electronic equipment. Doing since 1974.
Wednesday, July 24, 2013
REPAIR FLOW-CHART - AOC L42H831 – AOC L47H831 - HD-LCD TV
Professional technician for all kind of electronic equipment. Doing since 1974.
AOC L42H831 – AOC L47H831 - HOW TO OPEN [DISASSEMBLE] - HOW TO REMOVE STAND
- Remove the 4 screws to remove the base.
- Remove 13 screws to remove the rear cover.
- Remove the main board, power board and speakers.
- Remove the screws to remove the BKT-VESA and PCB Bracket.
- Release the keyboard and IR board.
- Remove the screws to remove the panel BKT .
- Remove the screws in order to carry out the panel.
- Remove the panel from the bezel.
Professional technician for all kind of electronic equipment. Doing since 1974.
HOW TO OPEN [DISASSEMBLE] - AOC - L26W831 - LCD TELEVISION
DISASSEMBLE PROCEDURE
- Remove the 3 screws to remove the stand base.
- Remove the screws to remove the rear cover.
- Remove the screws & connectors to Remove speakers & key board.
{CLICK ON PICTURES TO ZOOM IN}
- Remove IR board.
- Remove the screws to remove the main board, power board.
- Remove the 8 screws to remove the 26bkt-cmo-panel-support&26bkt-pcb-holder-top&26bkt-pcb-holder-btm.
- Remove the screws to remove the bezel.
Professional technician for all kind of electronic equipment. Doing since 1974.
AOC L26W831 - 26" LCD TV - HOW TO ENTER SERVICE MODE - WHITE BALANCE - Power Board Schematic [Circuit Diagram] - Universal Remote Control Set-up Codes
AOC 26" LCD TV - Service mode - White balance adjustment SMPS circuit diagram
SERVICE MODE- Turn on the TV, press MENU key with remote control, then press number key 1 Ã 9 Ã 9 Ã 9.
- It will achieve the factory mode.
- Select the item of White Balance and press right key to enter it.
- Select “source” like PC/AV/S-VIDEO/HDMI, then select” color temp” to adjust the corresponding R/G/B values.
- 1-3 items is RG, GG, BG ÆR, G, B Gain adjust.
- 4-6 items is RO, GO, BO ÆR, G, B Bias adjust.
- 7 item is Color temp all Mode adjust, color temperature select: Cool, Normal, and Warm.
- 8 item is Def brightness all mode adjust
- 9 item is Def contrast all mode adjust.
>Set the input signal format of PC as 1024x768 @60 Hz, AV as
NTSC system, YPbPr as 576I, HDMI as 1080I
>Before adjusting all color temp, make PC and YPbPr auto
color first.
>The model usually needn’t to be adjusted W/B, only to make
auto color.
POWER BOARD SCHEMATIC
{CLICK ON SCHEMATIC TO ZOOM IN}
Universal remote control set-up codes
GE
UNIVERSAL REMOTE: 0004 0005 0009 0014 0156 0175 0187 {004, 005, 006, 007, 009, 014,
132, 156, 175, 176, 187}
RCA RCR 311W: 1004,
1005, 1025, 1046, 1078, 1205
RCA RCR 312W: 10030
6 IN 1 SUPER REMOTE: 017,018,020,022,188,189,208
Professional technician for all kind of electronic equipment. Doing since 1974.
NEC DTE-29U1TH - PF68T32 - SCHEMATIC [Circuit Diagram] - Using ICs - STR-F6654 / STR-F6653 – PC-817C – SE130/SE140/DP142 – MSP3465G/MSO3415D- TDA8946J – TDA8358J – TDA9385-N2 / TDA9365-N2 - Universal Remote Control Set-up Codes
SCHEMATIC [FULL]
{Click on Schematics to Zoom In}
SMPS SECTIONUniversal remote control setup codes
With
GE universal remote: 0181 0004 0005 0009 0003 0010 0095 0141 { 003, 004, 005, 006, 009, 010, 085,
089, 095, 141, 181}
With
RCA RCR 311W: 1002, 1004,
1013, 1025, 1046, 1059, 1078, 1205
With
RCA RCR 312W: 10030, 10056,
11704, 11797
With 6-in-one
super remote: 016,017,018,022,098,102,108,213
With other remotes: 1105 1157 1336 10581160 1052 1359 1418 1233 1102 1274 1046 1065 1232
Professional technician for all kind of electronic equipment. Doing since 1974.
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