Sony RM-PJM1 / VPL-CS1 Service Manual ▷ View online
2-5
VPL-CS1
2-9. Lens Removal
2-10. Prism Block and In-Polarizer Panel Assy Removal
• Remove the C Board (Refer to 2-5.).
• Remove the Optics Unit Assy (Refer to 2-6.).
1
Two screws (
+
P4
x
8)
2
Lens
5
Screw (
+
B2.5)
7
Screw (
+
B2.5)
6
In-polarizer panel
(G)assy
8
In-polarizer panel
(B)assy
4
In-polarizer panel
(R)assy
3
Screw (
+
B2.5)
1
Two screw (
+
PSW3
x
8)
2
Prism block
Use extreme care not to touch the glass section of prism,
LCD, and conductive section of the flexible cable in particular.
LCD, and conductive section of the flexible cable in particular.
Hold with
fingers.
fingers.
3-1
VPL-CS1
Section 3
Electrical Adjustments
3-1. Preparations
3-1-1. Equipment Required
. Oscilloscope
Tektronix 2465 or equivalent
(bandwidth: 350 MHz or more)
(bandwidth: 350 MHz or more)
. NTSC, PAL, SECAM component signal generator
Tektronix TG2000
+ AVG1 (optional module) + AWVG1
(optional module) or equivalent
. VG (Programmable video signal generator)
VG814 or equivalent
. Digital voltmeter
Advantest TR6845 or equivalent
. Luminance meter
Note:
Perform the following adjustments at least 5
minutes after turning on the power.
minutes after turning on the power.
3-1-2. Optical Unit Adjustment
Drive the cooling fan and turn on the lamp.
3-1-2-1. Mirror Adjustment
Set the screen size to 80-inch at the wide-end.
1.
Set the unit in green-only.
2.
Adjust the blanking sections at the top, bottom, left,
and right for minimum by moving the adjusting plate
and right for minimum by moving the adjusting plate
of the G-channel mirror (OPT).
3.
Tighten the adjusting plate fixing screws.
4.
Set the unit in cyan.
5.
Adjust the blanking sections at the top, bottom, left,
and right for minimum by moving the adjusting plate
and right for minimum by moving the adjusting plate
of the B-channel mirror (OPT), and then maximize the
intensity of the blue.
intensity of the blue.
6.
Tighten the adjusting plate fixing screws.
7.
Set the unit in all white.
8.
Adjust the blanking sections at the top, bottom, left,
and right for minimum by moving the adjusting plate
of the R-channel’s first mirror (OPT), and then
maximize the intensity of the red.
of the R-channel’s first mirror (OPT), and then
maximize the intensity of the red.
9.
Tighten the adjusting plate fixing screws.
10. Secure the six adjusting plate fixing screws using a
torque screwdriver.
Tightening torque: 8 kgf/cm
Tightening torque: 8 kgf/cm
11. Make sure that the deviation of the lighting range is
within the specific range.
3-1-2-2. Polarizing Plate Adjustment
1.
Attach the extension cable and the extension flexible
cable to the C board, and input the RGB all black
(SVGA 0 IRE Flat Field) signal.
(SVGA 0 IRE Flat Field) signal.
2.
Move the red, green, and blue polarizing plates
gradually to adjust the black level.
3.
Secure the fixing screws using the screwdriver.
Note: When tightening the six fixing screws, be sure to
push the polarizing plate toward the radiating side.
3-1-3. Factory Mode Setting
1.
Make sure that the STATUS in the menu is ON.
2.
Exit the menu.
3.
Press the keys in the following ORDER:
“ENTER”
→
“ENTER”
→
“LEFT”
→
“ENTER”
4.
The message “Do you wish to enter into the
FACTORY MODE?” will be displayed.
5.
Select YES.
3-2. V-COM Adjustment
1.
Input the green-only 1H inverted signal to INPUT-A.
2.
Set the CONTRAST to 50 and BRIGHT to 50.
3.
Set the screen to G VCOM adjustment of “Device
Adjust.”
Adjust.”
Adjust the G VCOM so that the flicker on the screen is
minimum.
minimum.
4.
Input the red-only and blue-only 1H inverted signal
respectively and adjust R VCOM and B VCOM
respectively so that the flicker becomes minimum.
respectively so that the flicker becomes minimum.
5.
Save the value adjusted.
3-2
VPL-CS1
Memory Name
Menu Title
Item Name
SET
CH MEMORY
STATUS
W/B MEMOR
MEMORY
MEMORY
VIDEO
VIDEO
RGB
RGB
VIDEO
INPUT-A
HIGH
LOW
HIGH
LOW
PICTURE CTRL CONTRAST
80
80
BRIGHT
50
50
COLOR
50
50
HUE
50
50
SHARP
50
50
D.PICTURE
OFF
OFF
COLOR TEMP
LOW
HIGH
COLOR SYS
AUTO
-
GAMMA MODE
-
GRAPHICS
INPUT SETTING ASPECT
4 : 3 (
*
)
SIZE H
*
SHIFT
*
SCAN CONV
ON (
*
)
DOT PHASE
15 (
*
)
SET SETTING
STATUS
ON
INPUT-A
RGB
KEYSTONE MEMORY
OFF
DIGITAL KEYSTONE
OFF
LANGUAGE
ENGLISH
POWER SAVING
OFF
SIRCS RECEIVER
FRONT&REAR
LAMP TIMER
INDICATION ONLY
INFORMATION
fH
INDICATION ONLY
fV
INDICATION ONLY
ROM Ver
INDICATION ONLY
OPERATION TIMER
INDICATION ONLY
PREVIOUS LAMP TIMER INDICATION ONLY
W/B ADJUST
GAIN R
64
64
64
64
GAIN G
64
60
64
60
GAIN B
64
60
64
60
BIAS R
0
0
0
0
BIAS G
0
0
0
0
BIAS B
0
0
0
0
* :
DOT PHASE, SIZE H, SHIFT H/V, SCAN CONV, ASPECT, and BLANKING in the “INPUT SETTING” menu have an initial value
respectively in accordance with the input signal (PRESET MEMORY No.).
respectively in accordance with the input signal (PRESET MEMORY No.).
Note
: There are nonadjustable items in accordance with the input signal.
3-3. Adjustment Item Initialize Data
3-3
VPL-CS1
Memory Name
Menu Title
Item Name
SET
CHROMA MEMORY
Reso
Status
MEMORY
NT358,NT443
PAL,PALM/N
YUV
Memory
Memory
Remarks
B&W60
SECAM,B&W 50
RGB MTRX/
CONTRAST
49
47
47
BRIGHT
35
35
35
Fixed Value
SUB HUE
7
8
7
SUB BRT
7
7
7
Fixed Value
R-Y/R
12
11
11
R-Y/B
14
12
13
G-Y/R
9
7
5
G-Y/B
6
6
5
VIDEO CON
9
12
7
VIDEO COL
6
9
7
YUV CON
7
7
9
YUV COL
7
7
7
SUB SHP
2
2
1
Fixed Value
SHP FO
3
3
1
Fixed Value
PRE OVER
0
0
2
Fixed Value
NR LVL
2
2
0
Fixed Value
CEC LVL
2
2
2
Fixed Value
DMIC PIC
2
Fixed Value
DCOM/
VENH
0
Fixed Value
CHROMA/
PAL DVD
Non Adjustable
Fixed Value
Y-OUT LVL
15
C-OUT LVL
35
Y-DL
8
Fixed Value
S B-Y ADJ
0
Fixed Value
S R-Y ADJ
3
Fixed Value
S-INHBT
0
Fixed Value
S-ID
0
Fixed Value
S GP
0
Fixed Value
S V-ID
0
Fixed Value
BELL f0
0
Fixed Value
BELL/HPF
0
Fixed Value
SHP GAIN
12
12
12
Fixed Value
SHIP EQ
0
0
0
Fixed Value
SHIP F0
2
2
2
Fixed Value
*
:
DOT PHASE, SIZE H, SHIFT H/V, SCAN CONV, ASPECT, and BLANKING in the “INPUT SETTING” menu have an initial value
respectively in accordance with the input signal (PRESET MEMORY No.).
respectively in accordance with the input signal (PRESET MEMORY No.).
**
:
It differs in accordance with the resolution of the input signal.
Note : There are nonadjustable items in accordance with the input signal.
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