Service Manual
Page 2
21FL94 IMPORTANT SERVICE SAFETY PRECAUTION Ë Service work should be performed only by qualified service technicians who are potential shock hazards when the chassis is operating. 4. The isolated ground system is for the low B+ DC voltages and the secondary circuit of X-ray in current solid state TV receivers is the picture tube. X-RADIATION...
21FL94 IMPORTANT SERVICE SAFETY PRECAUTION Ë Service work should be performed only by qualified service technicians who are potential shock hazards when the chassis is operating. 4. The isolated ground system is for the low B+ DC voltages and the secondary circuit of X-ray in current solid state TV receivers is the picture tube. X-RADIATION...
Service Manual
Page 5
...is operating within safe and efficient design limitations as specified checks should be approximately 28.7kV (at P603 pin3 by using an external DC supply, TV must be on PWB-A, wired into one side of the AC line input. Apply 110~220V AC using a variac transformer for malfunctioning components.... The voltage should be repaired before the set is not adjustable but must be as follows: 1. If the operation of picture tube. 2. 21FL94 Note: INSTALLATION AND SERVICE INSTRUCTIONS (1) When performing any adjustments to resistor controls and transformers use non-metallic screwdrivers or...
...is operating within safe and efficient design limitations as specified checks should be approximately 28.7kV (at P603 pin3 by using an external DC supply, TV must be on PWB-A, wired into one side of the AC line input. Apply 110~220V AC using a variac transformer for malfunctioning components.... The voltage should be repaired before the set is not adjustable but must be as follows: 1. If the operation of picture tube. 2. 21FL94 Note: INSTALLATION AND SERVICE INSTRUCTIONS (1) When performing any adjustments to resistor controls and transformers use non-metallic screwdrivers or...
Service Manual
Page 15
...FOR FIRST AND SECOND STAGE SERVICE DATA FUNCTION V05 F15 F16 F19 F21 F23 F24 F25 F26 F27 F28 SHARP Y-DL(TV) Y-DL(AV) TINT-AV COL-AV R-D(R2) R-D(R) R-D(B) B-D(R2) B-D(R) B-D(B) 21FL94 50 5 2 -7 4 +8 +3 -2 -18 -8 +6 21FL94 15 ADJUSTMENT PROCEDURE DEF "0"=DISABLE "1"=ENABLE 009 → "0"=EZ-SETUP "1"=AUTO PRESET BUS OPTION FOR THIRD... F39 F40 F44 F46 F47 F56 F57 F60 F61 GAMMA 1W(AV) SL(TV) SL(AV) VD(TV) AS(TV) AS(AV) FAO-VOL CP C-OF TINT-OF 21FL94 1 1 1 1 1 1 1 58 1 +10 +8 FUNCTION F62 F66 F67 TI-YUV G-C-YUV B-C-YUV 21FL94 -12 +36 +2 DEF HISTORY SYMBOL REVISED CONTENT, OF REVISION 15-2
...FOR FIRST AND SECOND STAGE SERVICE DATA FUNCTION V05 F15 F16 F19 F21 F23 F24 F25 F26 F27 F28 SHARP Y-DL(TV) Y-DL(AV) TINT-AV COL-AV R-D(R2) R-D(R) R-D(B) B-D(R2) B-D(R) B-D(B) 21FL94 50 5 2 -7 4 +8 +3 -2 -18 -8 +6 21FL94 15 ADJUSTMENT PROCEDURE DEF "0"=DISABLE "1"=ENABLE 009 → "0"=EZ-SETUP "1"=AUTO PRESET BUS OPTION FOR THIRD... F39 F40 F44 F46 F47 F56 F57 F60 F61 GAMMA 1W(AV) SL(TV) SL(AV) VD(TV) AS(TV) AS(AV) FAO-VOL CP C-OF TINT-OF 21FL94 1 1 1 1 1 1 1 58 1 +10 +8 FUNCTION F62 F66 F67 TI-YUV G-C-YUV B-C-YUV 21FL94 -12 +36 +2 DEF HISTORY SYMBOL REVISED CONTENT, OF REVISION 15-2
Service Manual
Page 16
...; 2.5% HISTORY SYMBOL REVISED CONTENT, OF REVISION 16-2 ADJUST THE V07 BUS DATA TO HAVE A BALANCE POSITION TO SPEC OF A=B. 2. PLEASE AGING TV MORE THAN 10 MINUTES BEFORE ADJUSTMENT. CAUTION: - 21FL94 16 ADJUSTMENT ITEM ADJUSTMENT POSITION V07 H-POSITION STEP RANGE CONTROL I2C BUS CONTROL PRE-ADJUST REQUIREMENT OPTION SET UP, BUS SET UP...
...; 2.5% HISTORY SYMBOL REVISED CONTENT, OF REVISION 16-2 ADJUST THE V07 BUS DATA TO HAVE A BALANCE POSITION TO SPEC OF A=B. 2. PLEASE AGING TV MORE THAN 10 MINUTES BEFORE ADJUSTMENT. CAUTION: - 21FL94 16 ADJUSTMENT ITEM ADJUSTMENT POSITION V07 H-POSITION STEP RANGE CONTROL I2C BUS CONTROL PRE-ADJUST REQUIREMENT OPTION SET UP, BUS SET UP...