Sony KLV-23HR1 Service Manual ▷ View online
KLV-23HR1 (UC) 1-5E
1-9. H1 BOARD REMOAVL
3
H1 board
1
Two screws
(+BVTP 3x10)
2
Connector
CN1501
Claw (three places)
KLV-23HR1 (UC) 2-1
SECTION 2
ADJUSTMENTS
< PREPARATIONS >
1.Aging
•Input no signal and set the monitor to aging mode.
•Aging Setting
IMON_CON_REG_2 = 152
2. Aging condition
Applied voltage: Rated +10%
Interval of time: Over 10 min
Ambient temperature: 22
dC to 28dC
Brightness: The value is set by aging mode
Note:
When the power is cycled between aging and W/B adjustment,
perform the aging in 30sec or more before the W/B adjust-
ment.
2-1. AD calibration adjustment of TV/Video input
1. Check TIMING_INDEX=0 (Auto-detect mode).
2. Set the vgport_sel to 1 (YCbCr determination mode) of hard-
ware register.
Caution: This item is set 0 automatically when powered on.
3. Input All black signal (0 IRE) with burst into the video (com-
posite) input.
4. Check that the average value of the 2 registers is in above
value with 2 registers of
sony_input_r_ymin and sony_input_r_y_max from the ECS.
5. Input All white signal (100 IRE) with burst.
6. Check that the average value of the 2 registers is in above
value with 2 registers of
sony_input_r_ymin and sony_input_r_y_max from the ECS.
Note:Video1 and Video2 has common setting
“TIMING_INDEX=2”.
2-2. AD calibration adjustment of component
input
input
1. Set the vgport_sel to 1 (YCbCr determination mode) of hard-
ware register.
Caution: This item is set 0 automatically when powered on.
2. Input All black signal (0 IRE) of [480i :D1] into the compo-
nent input.
3. Check that the average value of the 2 registers is in above
value with 2 registers of
sony_input_r_ymin and sony_input_r_y_max from the ECS.
4. Input All white signal (100 IRE) into the component input.
5. Adjust average value of the 2 registers to above with reading 2
registers of sony_input_r_ymin and
sony_input_r_y_max from the ECS.
6. Repeat step 2 to 5 until the detection set value in step 2 and 4
above are obtained.
7. Perform the Service Save.
8. Copy the adjusted value of CIP_CT (step 2-5) in [480i :D1]
signal area of TIMING_INDEX=3.
9. Set the TIMING_INDEX to 0 (Auto-detect mode) and per-
form the Service Save.
2-3. AD calibration adjustment of [1080i :D3]
input
input
1. Set the vgport_sel to 1 (YCbCr determination mode) of hard-
ware register.
Caution: This item is set 0 automatically when powered on.
2. Input All black signal (0 IRE) of [1080i :D3] into the compo-
nent input.
3. Adjust value of the AD_OFFSET_D3_Y as follows with read-
ing 2 registers of sony_input_r_y_min
and sony_input_r_y_max from the ECS.
Reference
Adjustment
Adjustment
item
condition
register
sony_input_r_y_min+sony_input_r_y_max
16 ± 3
Not adjusted
2
Reference
Adjustment
Adjustment
item
condition
register
sony_input_r_y_min+sony_input_r_y_max
160 ± 5
Not adjusted
2
(CT)
Reference
Adjustment
Adjustment
item
condition
register
sony_input_r_y_min+sony_input_r_y_max
16 ± 3
Not adjusted
2
Reference
Adjustment
Adjustment
item
condition
register
sony_input_r_y_min+sony_input_r_y_max
160 ± 3
CIP CT
2
Reference
Adjustment
Adjustment
item
condition
register
sony_input_r_y_min+sony_input_r_y_max
16 ± 2 AD_OFFSET_D3_Y
2
sony_input_r_y_min
16 -5
+0
sony_input_r_y_max
16
-0
+5
KLV-23HR1 (UC) 2-2
4. Adjust value of the AD_OFFSET_D3_PR as follows with read-
ing 2 registers of sony_input_g_cr_min
and sony_input_g_cr_max from the ECS.
5. Adjust value of the AD_OFFSET_D3_PB as follows with read-
ing 2 registers of
sony_input_b_cb_min and sony_input_ b_cb _max from the
ECS.
6. Input All white l (100 IRE) of [1080i :D3] into the component
input.
7. Adjust value of the AD_GAIN_D3_Y as follows with reading
2 registers of sony_input_r_y_min and
sony_input_r_y_max from the ECS.
8. Input All red (50 IRE) of [1080i :D3] into the component in-
put.
9. Adjust value of the AD_GAIN_D3_PR as follows with read-
ing 2 registers of sony_input_g_cr_min
and sony_input_ g_cr _max from the ECS.
10. Input All blue (50 IRE) of [1080i :D3] into the component
input.
11. Adjust value of the AD_GAIN_D3_PB as follows with read-
ing 2 registers of sony_input_b_cb_min
and sony_input_ b_cb _max from the ECS.
12 Repeat step 3-2 to 3-11 until the detection set value in step 3-
3 to 3-5, 3-7, 3-9 and 3-11 above are obtained.
13. Copy the adjusted value in register for [480p :D2] and [720p
:D4] .
14. Perform the Service Save.
2-4. AD calibration adjustment of [480p :D2]
input
input
1. Set the vgport_sel to 1 (YCbCr determination mode) of hard-
ware register.
Caution: This item is set 0 automatically when powered on.
2. Input All black signal (0 IRE) of [480p :D2] into the compo-
nent input.
3. Adjust value of the AD_OFFSET_D2_Y as follows with read-
ing 2 registers of sony_input_r_y_min
and sony_input_r_y_max from the ECS.
4. Adjust value of the AD_OFFSET_D2_PR as follows with read-
ing 2 registers of sony_input_g_cr_min
and sony_input_g_cr_max from the ECS.
5. Adjust value of the AD_OFFSET_D2_PB as follows with read-
ing 2 registers of
sony_input_b_cb_min and sony_input_ b_cb _max from the
ECS.
Reference
Adjustment
Adjustment
item
condition
register
sony_input_g_cr_min+sony_input_g_cr_max
128 ± 1 AD_OFFSET_D3_PR
2
sony_input_g_cr_min
128 -5
+0
sony_input_g_cr_max
128
-0
+5
Reference
Adjustment
Adjustment
item
condition
register
sony_input_b_cb_min+sony_input_b_cb_max
128 ± 1 AD_OFFSET_D3_PB
2
sony_input_b_cb_min
128 -5
+0
sony_input_b_cb_max
128
-0
+5
Reference
Adjustment
Adjustment
item
condition
register
sony_input_r_y_min+sony_input_r_y_max
178 ± 1 AD_OFFSET_D3_Y
2
sony_input_r_y_min
178 -5
+0
sony_input_r_y_max
178
-0
+5
Reference
Adjustment
Adjustment
item
condition
register
sony_input_g_cr_min+sony_input_g_cr_max
230 ± 1 AD_OFFSET_D3_PR
2
sony_input_g_cr_min
230 -5
+0
sony_input_g_cr_max
230
-0
+5
Reference
Adjustment
Adjustment
item
condition
register
sony_input_b_cb_min+sony_input_b_cb_max
230 ± 1 AD_OFFSET_D3_PB
2
sony_input_b_cb_min
230 -5
+0
sony_input_b_cb_max
230
-0
+5
AD_OFFSET_D2_Y
AD_OFFSET_D3_Y
AD_OFFSET_D4_Y
AD_OFFSET_D2_PB
AD_OFFSET_D3_ PB
AD_OFFSET_D4_ PB
AD_OFFSET_D2_PR
AD_OFFSET_D3_ PR
AD_OFFSET_D4_ PR
AD_GAIN_D2_Y
AD_ GAIN _D3_Y
AD_ GAIN_D4_Y
AD_ GAIN _D2_PB
AD_ GAIN _D3_ PB
AD_ GAIN_D4_ PB
AD_ GAIN _D2_ PR
AD_ GAIN _D3_ PR
AD_ GAIN _D4_ PR
Reference
Adjustment
Adjustment
item
condition
register
sony_input_r_y_min+sony_input_r_y_max
16 ± 2 AD_OFFSET_D2_Y
2
sony_input_r_y_min
16 -5
+0
sony_input_r_y_max
16
-0
+5
Reference
Adjustment
Adjustment
item
condition
register
sony_input_g_cr_min+sony_input_g_cr_max
128 ± 1 AD_OFFSET_D2_PR
2
sony_input_g_cr_min
128 -5
+0
sony_input_g_cr_max
128
-0
+5
Reference
Adjustment
Adjustment
item
condition
register
sony_input_b_cb_min+sony_input_b_cb_max
128 ± 1 AD_OFFSET_D2_PB
2
sony_input_b_cb_min
128 -5
+0
sony_input_b_cb_max
128
-0
+5
KLV-23HR1 (UC) 2-3
6. Input All white l (100 IRE) of [480p :D2] into the component
input.
7. Adjust value of the AD_GAIN_D3_Y as follows with reading
2 registers of sony_input_r_y_min and
sony_input_r_y_max from the ECS.
8. Input All red (50 IRE) of [480p :D2] into the component input.
9. Adjust value of the AD_GAIN_D2_PR as follows with read-
ing 2 registers of sony_input_g_cr_min
and sony_input_ g_cr _max from the ECS.
10. Input All blue (50 IRE) of [480p :D2] into the component
input.
11. Adjust value of the AD_GAIN_D2_PB as follows with read-
ing 2 registers of sony_input_b_cb_min
and sony_input_ b_cb _max from the ECS.
12. Repeat step 2 to 11 until the detection set value in step 3 to 5,
7, 9 and 11 above are obtained.
13. Perform the Service Save.
2-5. AD calibration adjustment of [720 :D4]
input
input
1. Set the vgport_sel to 1 (YCbCr determination mode) of hard-
ware register.
Caution: This item is set 0 automatically when powered on.
2. Input All black signal (0 IRE) of [720p :D4] into the compo-
nent input.
3. Adjust value of the AD_OFFSET_D4_Y as follows with read-
ing 2 registers of sony_input_r_y_min
and sony_input_r_y_max from the ECS.
Reference
Adjustment
Adjustment
item
condition
register
sony_input_g_cr_min+sony_input_g_cr_max
230 ± 1 AD_OFFSET_D2_PR
2
sony_input_g_cr_min
230 -5
+0
sony_input_g_cr_max
230
-0
+5
Reference
Adjustment
Adjustment
item
condition
register
sony_input_r_y_min+sony_input_r_y_max
178 ± 1 AD_OFFSET_D2_Y
2
sony_input_r_y_min
178 -5
+0
sony_input_r_y_max
178
-0
+5
Reference
Adjustment
Adjustment
item
condition
register
sony_input_b_cb_min+sony_input_b_cb_max
230 ± 1 AD_OFFSET_D2_PB
2
sony_input_b_cb_min
230 -5
+0
sony_input_b_cb_max
230
-0
+5
4. Adjust value of the AD_OFFSET_D4_PR as follows with read-
ing 2 registers of sony_input_g_cr_min
and sony_input_g_cr_max from the ECS.
5. Adjust value of the AD_OFFSET_D4_PB as follows with read-
ing 2 registers of
sony_input_b_cb_min and sony_input_ b_cb _max from the
ECS.
6. Input All white l (100 IRE) of [720p :D4] into the component
input.
7. Adjust value of the AD_GAIN_D4_Y as follows with reading
2 registers of sony_input_r_y_min and
sony_input_r_y_max from the ECS.
8. Input All red (50 IRE) of [720p :D4] into the component input.
9. Adjust value of the AD_GAIN_D4_PR as follows with read-
ing 2 registers of sony_input_g_cr_min
and sony_input_ g_cr _max from the ECS.
10. Input All blue (50 IRE) of [720p :D4] into the component
input.
Reference
Adjustment
Adjustment
item
condition
register
sony_input_r_y_min+sony_input_r_y_max
16 ± 2 AD_OFFSET_D4_Y
2
sony_input_r_y_min
16 -5
+0
sony_input_r_y_max
16
-0
+5
Reference
Adjustment
Adjustment
item
condition
register
sony_input_g_cr_min+sony_input_g_cr_max
128 ± 1 AD_OFFSET_D4_PR
2
sony_input_g_cr_min
128 -5
+0
sony_input_g_cr_max
128
-0
+5
Reference
Adjustment
Adjustment
item
condition
register
sony_input_b_cb_min+sony_input_b_cb_max
128 ± 1 AD_OFFSET_D4_PB
2
sony_input_b_cb_min
128 -5
+0
sony_input_b_cb_max
128
-0
+5
Reference
Adjustment
Adjustment
item
condition
register
sony_input_g_cr_min+sony_input_g_cr_max
230 ± 1 AD_OFFSET_D4_PR
2
sony_input_g_cr_min
230 -5
+0
sony_input_g_cr_max
230
-0
+5
Reference
Adjustment
Adjustment
item
condition
register
sony_input_r_y_min+sony_input_r_y_max
178 ± 2 AD_OFFSET_D4_Y
2
sony_input_r_y_min
178 -5
+0
sony_input_r_y_max
178
-0
+5
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