— 15 —
KV-38DRC2 / 38DRC2C
VB4
VB3
VB2
VB1
COLOR: VB1 < VB4 (=VB1 + 0~90 mV)
HUE: VB2 < VB3 (=VB2 + 0~90 mV)
(HUE: Adjust data -2 STEP)
7. Write data into memory.
2-6.3. RF INPUT - TWO PICTURE SUB
CONTRAST ADJUSTMENT
Preparation:
• Input a Color Bar signal to RF (75 IRE 75%).
• Set picture mode: P&P (PRO MODE).
1. Set to Service Mode and adjust as follows:
NO. Name
Control Function
Avg. Data
00 UPIC
PICTURE
63
02 UCOL
COLOR
0
NO. Name
Control Function
Avg. Data
01 RGBS
R ON
4
2150P-4
2150P-2
INITIAL DATA (IMPORTANT)
NO. Name
Control Function
Avg. Data
23 SCON
SUB-CONT
9
NO. Name
Control Function
Avg. Data
00 YLEV
Y-OUT
23
NO. Name
Control Function
Avg. Data
00 YLEV
Y-OUT
23
2150P-4
2103-1
2103-2
Note
: Use the same average data as 2-6.1., Items 3 - 4 after the
adjustment.
2. Connect an oscilloscope to Pin 1 of CN9001 (R. DRV) on the C
Board.
3. Adjust MAIN (left) side contrast according to service mode for SCON.
NO. Name
Control Function
02 SCON
SUB-CONT
2103-1
4. Adjust SUB (right) side contrast according to Service Mode for SCON.
NO. Name
Control Function
02 SCON
SUB-CONT
2103-2
white
black
GND
VR2
VR1
VR1-VR2 = VR = 2.00 ± 0.05 Vp-p
5. Write data from Steps 3 - 4 above, into memory.
2-6.4. RF INPUT - SUB HUE/SUB COLOR
ADJUSTMENT
Preparation:
• Input a Color Bar signal to RF (75 IRE 75%).
• Set picture mode: P&P (PRO MODE).
1. Set to Service Mode and adjust as follows:
NO. Name
Control Function
Avg. Data
00 UPIC
PICTURE
63
02 UCOL
COLOR
31
NO. Name
Control Function
Avg. Data
01 RGBS
R ON
7
2150P-4
2150P-4
INITIAL DATA (IMPORTANT)
NO. Name
Control Function
Avg. Data
24 CLOF
OFFSET for UCOL
8
25 HUOF
OFFSET for UHUE
4
NO. Name
Control Function
Avg. Data
01 CLEV
CB & CR-OUT
17
20 CBOF
CB-OFFSET
31
21 CROF
CR-OFFSET
31
NO. Name
Control Function
Avg. Data
01
CB & CR-OUT
18
20 CBOF
CB-OFFSET
31
21 CROF
CR-OFFSET
31
2150P-4
2103-1
2103-2
Note
: Use the same average data as 2-6.2., Items 3-6 after the
adjustment.
2. Connect an oscilloscope to pin 5 of CN9001 (B. DRV) on the C Board.
3. Adjust MAIN (left) side color according to Service Mode for SCOL.
4. Adjust MAIN (left) side color according to Service Mode for SHUE.
NO. Name
Control Function
03 SCOL
SUB COLOR
04 SHUE
SUB HUE
2103-1
5. Adjust SUB (right) side color according to Service Mode for SCOL.
Summary of Contents for Trinitron KV-38DRC2
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