27L-S500,27L-X2000
CL27S50,CL27X200
e SERVICE ADJUSTMENT
Entering The Fixed ValuesSub-Picture Adjustment
1. Before starting all the adjustments, enter the fixed1. Receive a good local channel.
values listed in Table - .A2. Make sure the customer picture control is set to
maximum.
Screen Adjustment3. Enter the service mode and select the service
adjustment "S09".
1. Feed the B/W pattern signal from the signal4. Adjust the data value to achieve normal contrast
generator.
range.
2. Set the S21 bus data to "01" to get the Y signal mute.
3. Adjust the S16(R), S17(G) and S18(B) settings to
Step "64".Sub-Tint Adjustment
4. Fix the S12 setting to the data 45.1. Receive a good local channel.
5. Adjust the SCREEN control until the raster becomes2. Set customer tint control to center of it's range.
as dim as possible and just visible.3. Enter the service mode and select the service
6. Select a luminance-short gun, and adjust the busadjustment "S10".
data of S16(R), S17(G) or S18(B) to have the4. Adjust "S10" data value to obtain normal flesh tones.
luminance at the white level.5. Reduce the S10 data value by 5 steps. Take the
7. Adjust the SCREEN control again to cut off the CRresulting S10 setting as the S42 data.T.
8. Set the S21 bus data to "00" to deactivate the Y signal
mute.Sub-Color Adjustment
1. Receive a good local channel.
White Balance Adjustment
2. Make sure the customer color control is set to center
White balance adjustment of composite signal inputposition .
1. Feed the B/W pattern signal via the video input3. Enter the service mode and select service adjustment
terminal from the signal generator."S11".
2. Adjust the "S19" and "S20" settings to obtain the4. Adjust "S11" data value to obtain normal color level.
specified white level.
White balance adjustment of component signal input
(Only for Models 27L-X2000, CL27X200)
1. Feed the B/W pattern signal via the component signal
input Y terminal from the signal generator.
2. Set the S21 bus data to "01" to get the Y signal mute.
3. Adjust the C08(R), C09(G) and C10(B) settings to
step "64".
4. Select a luminance-short gun, and adjust the bus
data of C08(R), C09(G) or C10(B) to have the
luminance at the white level.
5. Adjust the "C11" and "12" settings to obtain the
specified white level.
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ACEC
