Sony KP 53HS10, Service Manual

Page: 55 / 143

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KP-53HS10/61HS10
RM-Y902 RM-Y902
5-5. SUB-CONTRAST ADJUSTMENT
(MCP2-SCON)
1. Receive the color-bar signal.
2. VIDEO MODE
: PRO
PICTURE : maximum
COLOR : minimum
BRIGHTNESS : center
TRINITONE : medium
SERVICE DATA MCP2-SBRT : 25
3. Set to service mode.
4. Connect an oscilloscope between pin
3
of CN503 (A board)
connecter and ground.
5. Select “ MCP 2-SCON ”, and adjust so that the waveform
level is 1.750
±
0.030Vp-p.
6. Write the data into memory.
MUTING
n
ENTER
5-6. VIDEO 5 INPUT SUB-CONTRAST
ADJUSTMENT (MCP3-SCON)
1. VIDEO 5 input the color-bar signal.
2. PICTURE
: maximum
COLOR : minimum
BRIGHTNESS : center
TRINITONE : medium
SERVICE DATA MCP3-SBRT : 25
3. Set to service mode.
4. Connect an oscilloscope between pin
3
of CN503 (A board)
connecter and ground.
5. Select “ MCP 3-SCON ”, and adjust so that the waveform
level is 1.750
±
0.030Vp-p.
6. Write the data into memory.
MUTING
n
ENTER
Fig. 5-5
Fig. 5-6
Fig. 5-7
Fig. 5-8
White
1.750
±
0.030Vp-p
Black
5-7. SUB-HUE AND SUB-COLOR ADJUSTMENT
(MCD1-SHUE, SCOL)
1. Receive the color-bar signal.
2. VIDEO MODE
: PRO
PICTURE : maximum
COLOR : center
HUE : HUE
BRIGHTNESS : center
TRINITONE : medium
SERVICE DATA MCP1-SBRT : 25
MCP1-SHUE : 7
MCP1-SCOL : 12
3. Set to service mode.
4. Connect an oscilloscope between pin
5
of CN503 (A board)
connecter and ground.
5. Select “ MCD 1-SHUE, SCOL ”, and adjust them to have
VB1 = VB4 and VB2 = VB3 in the waveform levels.
6. Write the data into memory.
MUTING
n
ENTER
5-8. VIDEO INPUT SUB-HUE AND SUB-COLOR
ADJUSTMENT (MCD3-SHUE, SCOL)
1. VIDEO input the color-bar signal.
2. VIDEO MODE
: PRO
PICTURE : maximum
COLOR : center
HUE : HUE
BRIGHTNESS : center
TRINITONE : medium
SERVICE DATA MCP1-SBRT : 25
MCP1-SHUE : 7
MCP1-SCOL : 12
3. Set to service mode.
4. Connect an oscilloscope between pin
5
of CN503 (A board)
connecter and ground.
5. Select “ MCD 3-SHUE, SCOL ”, and adjust them to have
VB1 = VB4 and VB2 = VB3 in the waveform levels.
6. Write the data into memory.
MUTING
n
ENTER
VB1 VB2 VB3 VB4
VB1 VB2 VB3 VB4
White
1.750
±
0.030Vp-p
Black