Sharp LC32SB27U Service Manual - Page 42

AD TRANSFORM LEVEL Adjustment, 1.1 Input 1080i signal, 1.2 Input 480i signal, 1.3 Input PC XGA - model lc

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LC-32D47U/LC-32SB27U/LC-C3237U OTHERS Page OTHERS1 OTHERS2 Item L ERROR WAIT L ERROR H TIME PWM FREQ PWM DUTY OPC THRESHOLD ADC VALUE VCOM ADJ HDMI EDID WRITE INSPECT USB TERM TUNER VCHIP TEST (69ch) TUNER VCHIP TEST (7ch) TUNER VCHIP TEST (10ch) TUNER VCHIP TEST (15ch) MONITOR MAX TEMP BD UNIT FACTORY MENU Description VCOM adjustment value Tuning test and VCHIP test (69ch) Tuning test and VCHIP test (7ch) TUNER VCHIP TEST (10ch) TUNER VCHIP TEST (15ch) BD UNIT tuning process menu appears (do not use item in this model) 6. Video signal adjustment procedure 6.1. AD TRANSFORM LEVEL Adjustment 6.1.1 Input 1080i signal 1. Input 1080i color bar signal. Signal generation: LEADER LT448 Signal: color BAR. Setting: 02: 1080i/59.94 (30sf) H: 33.72 KHz V: 29.97Hz NOTE: Please use the third color Bar of LT448 generator. 2. Adjusting AUTO GAIN-OFFSET in page 4 of DVP3 (M2-HD) to RUN. When "AUTO GAIN-OFFSET OK" appears, this adjustment is complete. 6.1.2 Input 480i signal 1. Input 480i color bar signal. Signal: color BAR. Setting: 15: 480i/60 H: 15.73 KHz V: 29.97Hz NOTE: Please use the third color Bar of LT448 generator. 2. Adjusting AUTO GAIN-OFFSET in page 5 of DVP4 (M2-SD) to RUN. When "AUTO GAIN-OFFSET OK" appears, this adjustment is complete 6.1.3 Input PC XGA signal. 1. Input XGA color bar signal (RGB) Signal generation: LEADER LT448 Signal: color BAR (SATURATION 75%) Setting: 28: XGA H: 48.36KHz V: 60Hz SYNC: OFF NOTE: Please use the color Bar of SATURATION. 2. Adjusting AUTO GAIN-OFFSET in page 6 of DVP5 (M2-PC) to RUN. When "AUTO GAIN-OFFSET OK" appears, this adjustment is complete. NOTE: If want to set all item to ON, please set to RUN in ADJUST PROCESS. Remarks (adjustment detail, etc.) 5 - 21

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LC-32D47U/LC-32SB27U/LC-C3237U
5 – 21
6. Video signal adjustment procedure
6.1. AD TRANSFORM LEVEL Adjustment
6.1.1 Input 1080i signal
1.
Input 1080i color bar signal.
Signal generation: LEADER LT448
Signal: color BAR.
Setting: 02: 1080i/59.94 (30sf)
H: 33.72 KHz
V: 29.97Hz
NOTE:
Please use the third color Bar of LT448 generator.
2.
Adjusting AUTO GAIN-OFFSET in page 4 of DVP3 (M2-HD) to RUN.
When “AUTO GAIN-OFFSET OK” appears, this adjustment is complete.
6.1.2 Input 480i signal
1.
Input 480i color bar signal.
Signal: color BAR.
Setting: 15: 480i/60
H: 15.73 KHz
V: 29.97Hz
NOTE:
Please use the third color Bar of LT448 generator.
2.
Adjusting AUTO GAIN-OFFSET in page 5 of DVP4 (M2-SD) to RUN.
When “AUTO GAIN-OFFSET OK” appears, this adjustment is complete
6.1.3 Input PC XGA signal.
1.
Input XGA color bar signal (RGB)
Signal generation: LEADER LT448
Signal: color BAR (SATURATION 75%)
Setting: 28: XGA
H: 48.36KHz
V: 60Hz
SYNC: OFF
NOTE:
Please use the color Bar of SATURATION.
2.
Adjusting AUTO GAIN-OFFSET in page 6 of DVP5 (M2-PC) to RUN.
When “AUTO GAIN-OFFSET OK” appears, this adjustment is complete.
NOTE:
If want to set all item to ON, please set to RUN in ADJUST PROCESS.
OTHERS
Page
Item
Description
Remarks (adjustment detail, etc.)
OTHERS1
L ERROR WAIT
L ERROR H TIME
PWM FREQ
PWM DUTY
OPC THRESHOLD
ADC VALUE
VCOM ADJ
VCOM adjustment value
OTHERS2
HDMI EDID WRITE
INSPECT USB TERM
TUNER VCHIP TEST (69ch)
TUNER VCHIP TEST (7ch)
TUNER VCHIP TEST (10ch)
TUNER VCHIP TEST (15ch)
MONITOR MAX TEMP
BD UNIT FACTORY MENU
Tuning test and VCHIP test (69ch)
Tuning test and VCHIP test (7ch)
TUNER VCHIP TEST (10ch)
TUNER VCHIP TEST (15ch)
BD UNIT tuning process menu appears (do not
use item in this model)