2-6.3. Rf Input - Two Picture Sub Contrast Adjustment; 2-6.4. Rf Input - Sub Hue/Sub Color Adjustment - Sony KV-32HS500 Service Manual

3. Adjust color according to Service Mode for SCLO.
4. Adjust color according to Service Mode for SHUO.
2103-1
NO. Name
03 SCOL
04 SHUE
VB1
COLOR: VB1 < VB4 (=20 ± 40 mV)
HUE: VB2 < VB3 (=20 ± 40 mV)
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).
• Picture: Max
1. Set to Service Mode and adjust as follows:
2170P-4
NO. Name Control Function
28 SPOF SMALL PICTURE OFFSET
2170P-2
NO. Name Control Function
01 RGBS R ON
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.
2103-1
NO. Name
02 SCON
4. Adjust SUB (right) side contrast according to Service Mode for SCON.
2103-2
NO. Name
02 SCON
Control Function
SUB-COL
SUB-HUE
VB4
VB2 VB3
Avg. Data
0
Avg. Data
4
Control Function
SUB-CONT
Control Function
SUB-CONT
VR1
5. Write data from Steps 3 - 4 above, into memory.
6. Set Service Mode
2170P-4
NO. Name Control Function
28 SPOF SMALL PICTURE OFFSET
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 Reset).
• Picture: Max
1. Set to Service Mode and adjust as follows:
2150P-4
NO. Name
01 RGBS
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.
2103-1
NO. Name
03 SCOL
04 SHUE
5. Adjust SUB (right) side color according to Service Mode for SCOL.
— 18 —
KV-32HS500/32HV600/34DRC500/34XBR800/36HS500/
36XBR800/38DRC500/40XBR800/42DRC800
white
black
VR2
GND
VR
(32HS) = 1.92 ± 0.05 Vpp
(36HS) = 2.00 ± 0.05 Vpp
(32HV) = 1.67 ± 0.05 Vpp
(34XBR) = 1.67 ± 0.05 Vpp
(36XBR) = 1.74 ± 0.05 Vpp
(40XBR) = 1.81 ± 0.05 Vpp
Control Function Avg. Data
R ON
Control Function
SUB COLOR
SUB HUE
Avg. Data
13
7