Sony RM-PJ5 / VPL-CS21 / VPL-CX21 Service Manual ▷ View online
2-1
VPL-CX21/CS21
Section 2
Electrical Adjustments
2-1. Preparation
2-1-1. Required Equipment
. NTSC, PAL, SECAM component signal generator
Tektronix TG2000
+ AVG1 (option module) + AWVG1
(option module) or equivalent
. VG (programmable video signal generator)
VG854 or equivalent
. Illuminance meter
. Chromaticity meter
. Chromaticity meter
n
Allow the warm-up time of 5 minutes after the power is on
Allow the warm-up time of 5 minutes after the power is on
before starting the following adjustments.
2-1-2. How to Enter the Factory Mode
1.
Confirm that the MENU can be displayed.
2.
Close the MENU.
3.
Press the keys in the following order : [ENTER]
→
[ENTER]
→
[&]
→
[ENTER].
The message [Do you want to enter the Factory Mode?
Yes :
↑
No :
↓
] appears.
Select [Yes :
↑
].
[Supplementary information: How to Exit the
Factory Mode]
Factory Mode]
Perform the step 3 KEY operation.
The message [Do you want to return to the User Mode?
Yes :
Yes :
↑
No :
↓
] appears.
Select [Yes :
↑
].
2-2. V COM Adjustment
1.
Connect the VG to the INPUT-A connector. Connect
the FLAT FIELD 100 IRE signal to the input connec-
the FLAT FIELD 100 IRE signal to the input connec-
tor. Leave this unit with POWER ON for 10 minutes
or longer for aging.
or longer for aging.
2.
Enter the Factory Mode. Enter the Device MENU, and
then enter the Panel Driver Adjustment MENU.
then enter the Panel Driver Adjustment MENU.
3.
Connect the XGA, R-single color, 30 IRE, single-line
ON/OFF signal to the input connector.
ON/OFF signal to the input connector.
4.
Enter the P. DRV Adjustment MENU, and then enter
the VCOM R Adjustment screen.
the VCOM R Adjustment screen.
5.
Adjust the VCOM R value for minimum flicker.
6.
Change the input signal to the XGA, G-single color,
30 IRE, single-line ON/OFF signal, and connect it to
the input connector.
the input connector.
7.
Enter the P. DRV Adjustment MENU, and then enter
the VCOM G Adjustment screen.
the VCOM G Adjustment screen.
8.
Adjust the VCOM G value for minimum flicker.
9.
Change the input signal to the XGA, B-single color, 50
IRE, single-line ON/OFF signal, and connect it to the
input connector.
input connector.
10. Enter the P. DRV Adjustment MENU, and then enter
the VCOM B Adjustment screen.
11. Adjust the VCOM B value for minimum flicker.
12. Press the MEMORY key and save the adjustment
12. Press the MEMORY key and save the adjustment
value.
13. Make the Image Flip up/down inversion, then perform
the procedures of steps 2 to 12.
2-2
VPL-CX21/CS21
*
: The “Dot Phase, H Size, Shift H/V and Picture Mode” items in the “INPUT SETTING” menu have their respective initial values for each input signal
(PRESET MEMORY No.).
n
There are some adjustment items that cannot be adjusted, depending on the input signal.
There are some adjustment items that cannot be adjusted, depending on the input signal.
2-3. Initial Values of Adjustment Items
Menu Title
Item Name
Memory Name
Set-Memory
Status
Memory
Picture Memory
Video
S-Video
Picture
Picture Mode
*
Adjust Picture
Contrast
90
80
90
90
75
85
90
80
90
Brightness
55
50
60
55
50
55
55
50
60
Color
60
50
65
60
55
50
60
50
65
Hue
50
50
50
50
50
50
50
50
50
Sharpness
80
50
60
70
50
70
80
50
60
Gamma Mode
Color Temp.
Low
Low
High
Low
Low
High
Low
Low
High
Signal
Adjust Signal...
Dot Phase
15 (
*
)
H Size
*
Shift
*
Wide Mode
Off
Off
Off
Off
On
Off
Off
Off
Off
Scan Conv.
Function
Smart APA
On
Auto Input Search
Off
AUTO FOCUS
On
Test Pattern
Off
Standby Mode
Standard
Power Saving
Off
Panel Key Lock
Off
Security Lock
Off
Key
Enter
x
4
Installation
Tilt...
V Keystone
Auto
Manual...
0
Image Flip
Off
Background
Blue
Lamp Mode
Standard
Lens Control
On
Illumination
On
High Altitude Mode
Off
Setup
Status
On
Language
English
InputA Signal Sel.
Auto
Color System
Auto
Information Model Name
Display only
fH
Display only
fV
Display only
(Memory No.)
Display only
(Resolution)
Display only
ROM Version
Display only
SC ROM Version
Display only
Lamp Timer
Display only
Operation Timer
Display only
Prev. Lamp Timer
Display only
W/B
Gain R
Gain G
Gain B
Bias R
Bias G
Bias B
Dynamic Standard
Game
Living
Cinema
Presen-
tation
Dynamic Standard
Game
IR Receiver
Front & Rear
90
75
55
50
60
55
50
50
50
50
Low
Low
Off
On
Living
Cinema
2-3
VPL-CX21/CS21
Remarks
W/B Memory
Input A
Computer
Others
85
90
80
90
90
75
85
55
55
50
60
55
50
55
50
60
50
65
60
55
50
50
50
50
50
50
50
50
60
80
50
60
60
50
60
Graphics Graphics Graphics Graphics Graphics Graphics
High
Low
Low
High
Low
Low
High
Off
Off
Off
Off
Off
On
Off
On
On
On
On
On
On
133
107
132
159
90
60
132
100
140
92
128
127
139
146
128
141
128
128
129
128
140
139
123
137
Memory Name
Picture Memory
High
Low
Cinema
Presen-
tation
High
Low
Dynamic Standard
Game
Living
Presen-
tation
2-4
VPL-CX21/CS21
Device Name
Item Name
Set Memory
Status Memory
NT358/NT443
/BW60
Pal/Pal-M/N/
Secam/BW50
15kRGB
Component (15k)
Double speed
Component
A/D Converter
ADC/
Clamp Position
*
1
Clamp Width
*
1
R Gain[Computer etc]
R Gain[Component]
R Gain[VideoGBR]
G Gain[Computer etc]
G Gain[Component]
G Gain[VideoGBR]
B Gain[Computer etc]
B Gain[Component]
B Gain[VideoGBR]
R Offset[Computer etc]
R Offset[Component]
R Offset[VideoGBR]
G Offset[Computer etc]
G Offset[Component]
G Offset[VideoGBR]
B Offset[Computer etc]
B Offset[Component]
B Offset[VideoGBR]
Pre Coast
Non Adjustable
Post Coast
Non Adjustable
Bandwidth
Non Adjustable
SS/
SonG Bias Current
1
SonG Hysterisis
1
SonG Thresh
1
Video Pos Thresh
1
Video Bias Current
1
Video Hysterisis
1
Video Thresh
1
VS Pol Gain
0
HS Pol Gain
0
Back VS Pol Gain
0
Back HS Pol Gain
0
VS Sep Sens
0
PW2300/
Sub Cont
Sub Color
UV Adj
Chroma/D.Comb
Chroma/
Status 1
Display only
Status 2
Display only
Secam Nbw
Line2 A Sync
Line2 H Sync
Line2 Los
End Clamp
64
Memory Name
Chroma Memory
n
There are some adjustment items that cannot be adjusted, depending on the input signal.
There are some adjustment items that cannot be adjusted, depending on the input signal.
*
1 : It changes with signals inputted.
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