Sony KP-44PX2 / KP-44PX2U Service Manual ▷ View online
– 25 –
KP-44PX2/44PX2U
RM-938
6-1-5.
Service List (Projector Engine)
: Fixed data.
xxxx : Cannot change.
Wide Zoom 14 : 9 Smart Wide Zoom 14 : 9 Smart
00
FDIS
Switch of display for fine adjustment data
01
COPY
Service copy adjustment
02
ALCP
Service all copy adjustment
03
OSDH
OSD horizontal position of PJED service menu
04
OSDV
32
24
OSD vertical position of PJED service menu
05
FVSL
00
14
00
14
Start position of fine adjustment
06
FVSP
05
17
05
16
Start line of fine adjustment
07
V1DL
01
77
01
52
Value of V1 delay
08
V1CU
750
985
897
30
30
1183
Value of V1 count up
09
V1OH
Value of V1 offset higher data
10
V1OL
Value of V1 offset lower data
11
OEVP
Odd/Even select position
12
COHP
Horizontal phase for rough adjustment
13
34CS
Start center clamp position of H3 and H4 pulse
14
34CW
Width center clamp position of H3 and H4 pulse
15
FIHP
Horizontal phase for fine adjustment
16
TPHP
Horizontal phase for test pattern
17
TPVP
26
58
20
49
Vertical phase for test pattern
18
DFHP
Horizontal phase for dynamic focus
19
DFHG
Value of horizontal parabola wave for dynamic focus
20
DFVG
Value of vertical parabola wave for dynamic focus
21
DFDC
Value of center for dynamic focus
22
DFV1
Value of V1 saw wave for dynamic focus
23
SDHP
Compensation of horizontal phase for shading
24
SDH1
Value of horizontal saw wave for dynamic focus
25
RVCS
Start position of RED vertical clamp
26
RVCW
Width of RED vertical clamp
27
GVCS
Start position of GREEN vertical clamp
28
GVCW
Width of GREEN vertical clamp
29
BVCS
Start position of BLUE vertical clamp
30
BVCW
Width of BLUE vertical clamp
31
RHCS
Start position of RED horizontal clamp
32
RHCW
Width of RED horizontal clamp
33
GHCS
Start position of GREEN horizontal clamp
34
GHCW
Width of GREEN horizontal clamp
35
BHCS
Start position of BLUE horizontal clamp
36
BHCW
Width of BLUE horizontal clamp
37
BDVU
23
18
27
21
23
18
27
21
Vertical position for border line 1
38
BDVL
905
686
1061
811
905
686 1061
811
Vertical position for border line 2
39
BDHL
Horizontal position for border line 1
40
BDHR
Horizontal position for border line 2
41
HBLD
Horizontal phase for output of H.Blank out
42
HBLW
Width for output of H.Blank out
43
PWM2
PWM2 output width setting of Regi. IC
44
COGV
GREEN vertical center offset data for Auto Regi.
45
CORV
RED vertical center offset data for Auto Regi.
46
COBV
BLUE vertical center offset data for Auto Regi.
47
COGH
GREEN horizontal center offset data for Auto Regi.
48
CORH
RED horizontal center offset data for Auto Regi.
49
COBH
BLUE horizontal center offset data for Auto Regi.
Name/Description
Item
No.
Name
Standard Data
PAL
NTSC
Data Range
42
52
15
17
17
15
23
09
48
1001
880
33
46
00, 01
00, 01
00, 01
01 ~ 255
01 ~ 255
00 ~ 15
00 ~ 255
00 ~ 255
00 ~ 4095
00 ~ 255
00 ~ 255
00 ~ 4095
00 ~ 4095
00 ~ 31
00 ~ 31
00 ~ 4095
00 ~ 4095
00 ~ 255
00 ~ 4095
Ð128 ~ 127
Ð128 ~ 127
Ð128 ~ 127
Ð128 ~ 127
00 ~ 4095
Ð128 ~ 127
00 ~ 31
00 ~ 31
00 ~ 31
00 ~ 31
00 ~ 31
00 ~ 31
00 ~ 31
00 ~ 31
00 ~ 31
00 ~ 31
00 ~ 31
00 ~ 31
00 ~ 2047
00 ~ 2047
00 ~ 2047
00 ~ 2047
00 ~ 4095
00 ~ 4095
00 ~ 4095
Ð128 ~ 127
Ð128 ~ 127
Ð128 ~ 127
Ð128 ~ 127
Ð128 ~ 127
Ð128 ~ 127
00
00
00
00
00
00
00
00
00
00
00
00
26
40
1056
4095
14
00
1110
67
100
-90
-40
127
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
159
1253
00
00
00
00
00
00
00
00
00
03
4095
1056
00
00
100
-90
00
00
00
00
00
00
00
67
1110
00
14
00
26
00
00
01
-40
127
00
00
00
00
00
00
159
1253
20
– 26 –
KP-44PX2/44PX2U
RM-938
Wide Zoom 14 : 9 Smart Wide Zoom 14 : 9 Smart
50
SOGV
GREEN vertical skew offset data for Auto Regi.
51
SORV
RED vertical skew offset data for Auto Regi.
52
SOBV
BLUE vertical skew offset data for Auto Regi.
53
SOGH
GREEN horizontal skew offset data for Auto Regi.
54
SORH
RED horizontal skew offset data for Auto Regi.
55
SOBH
BLUE horizontal skew offset data for Auto Regi.
56
ZOGH
GREEN horizontal size offset data for Auto Regi.
57
ZORH
RED horizontal size offset data for Auto Regi.
58
ZOBH
BLUE horizontal size offset data for Auto Regi.
59
LOGH
GREEN horizontal linearity offset data for Auto Regi.
60
LORH
RED horizontal linearity offset data for Auto Regi.
61
LOBH
BLUE horizontal linearity offset data for Auto Regi.
62
ERR
Auto Regi. Error code
63
ADTM
A/D data input timing of Auto Regi.
64
VUP
Auto Regi. Pattern upper vertical position
65
VUPM
Auto Regi. Pattern upper middle vertical position
66
VMID
Auto Regi. Pattern middle vertical position
67
VLOM
Auto Regi. Pattern lower middle vertical position
68
VLOW
Auto Regi. Pattern lower vertical position
69
HLE
Auto Regi. Pattern left horizontal position
70
HLEM
Auto Regi. Pattern left middle horizontal position
71
HMID
Auto Regi. Pattern middle horizontal position
72
HRIM
Auto Regi. Pattern right middle horizontal position
73
HRIV
Auto Regi. Pattern right horizontal position
74
SFTF
Switch of shift fast
00 : Normal 01 : Quick
75
ACTL
Account time counter lower byte
76
ACTH
Account time counter higher byte
77
SLSW
Auto Regi. Adjustment item select
CENT
GREEN Horizontal/Vertical center
SKEW
GREEN Horizontal/Vertical skew
SIZE
GREEN Horizontal/Vertical size
LIN
GREEN Horizontal/Vertical linearity
KEY
GREEN Vertical keystone
PIN
GREEN Horizontal/Vertical pincushion
MLIN
GREEN Horizontal mid linearity
MSIZ
GREEN Horizontal mid size
CENT
BLUE Horizontal/Vertical center
SKEW
BLUE Horizontal/Vertical skew
SIZE
BLUE Horizontal/Vertical size
LIN
BLUE Horizontal/Vertical linearity
KEY
BLUE Vertical keystone
PIN
BLUE Horizontal/Vertical pincushion
MLIN
BLUE Horizontal mid linearity
MSIZ
BLUE Horizontal mid size
CENT
RED Horizontal/Vertical center
SKEW
RED Horizontal/Vertical skew
SIZE
RED Horizontal/Vertical size
LIN
RED Horizontal/Vertical linearity
KEY
RED Vertical keystone
PIN
RED Horizontal/Vertical pincushion
MLIN
RED Horizontal mid linearity
MSIZ
RED Horizontal mid size
Item
No.
Name
Standard Data
PAL
NTSC
Data Range
RED
GRN
BLU
Name/Description
–128 ~ 127
–128 ~ 127
–128 ~ 127
–128 ~ 127
–128 ~ 127
–128 ~ 127
–128 ~ 127
–128 ~ 127
–128 ~ 127
–128 ~ 127
–128 ~ 127
–128 ~ 127
00 ~ 255
00 ~ 127
00 ~ 2047
00 ~ 2047
00 ~ 2047
00 ~ 2047
00 ~ 2047
00 ~ 4095
00 ~ 4095
00 ~ 4095
00 ~ 4095
00 ~ 4095
00, 01
00 ~ 255
00 ~ 255
00 ~ 03
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
–512 ~ 511
00
00
00
00
00
00
00
00
00
00
00
00
00
80
00
00
00
00
31
00
290
00
560
135
00
640
00
1170
000/–200
000/xxxx
000/000
000/000
000/000
000/250
000/xxxx
xxxx/000
000/000
000/–200
xxxx/000
000/000
000/000
000/250
000/xxxx
000/xxxx
000/000
000/–200
xxxx/000
000/000
000/000
000/250
000/xxxx
000/xxxx
00
00
00
00
00
00
00
00
00
00
00
00
00
00
120
00
00
00
45
00
475
00
930
135
00
645
00
1170
000/–200
000/xxxx
000/000
000/000
000/000
000/250
000/xxxx
xxxx/000
000/000
000/–200
xxxx/000
000/000
000/000
000/250
000/xxxx
000/xxxx
000/000
000/–200
xxxx/000
000/000
000/000
000/250
000/xxxx
000/xxxx
– 27 –
KP-44PX2/44PX2U
RM-938
7.
Adjust “V-Size” and “H-Size” so that the picture size is
within the specification.
8.
Adjust the following items so as to attain the optimum
picture.
picture.
2. Data Setting
1)
Set PAL-Wide mode.
2)
Program the remote commander for operation in Service
Mode (See Page 23).
Mode (See Page 23).
3)
Press 'VIDEO', 'VIDEO' ,'5', '6' on the commander to enter
Projector Engine.
Projector Engine.
4)
Press '7' + '0' (READ) buttons on the commander to read the
data from NVM. Then all the default data are restored.
Note : When replacement of printed circuit boards, devices or
CRTs, and major correction is necessary, press '5' + '0'
(PJE INITIAL) buttons to initialize the data in the
Projector Engine mode.
Press '
(PJE INITIAL) buttons to initialize the data in the
Projector Engine mode.
Press '
(MUTE)' + '0' buttons on the commander to
write the data.
6-2-2.
Main Deflection Adjustment
The data values are same in all modes, and therefore the
adjustment for the PAL-Wide mode only is performed here.
1.
Place the caps on the red and blue lenses so that only the
green color is displayed.
2.
Enter the PAL SPCB signal and set the TV to PAL mode.
3.
Set the screen format to “Wide”.
4.
Program the remote commander for operation in Service
Mode and enter Service Menu(See Page 23).
Mode and enter Service Menu(See Page 23).
5.
Select 'Geometry' from the service menu.
6.
Adjust “V-Position” and “H-Position” so that the picture is
displayed in the center of screen.
: middle
V-Position
H-Position
Input Signal
H SIZE
V SIZE
PAL SPCB
16.7 ± 0.1 sq.
12.5 ± 0.1 sq.
SPEC
Overscan Spec. = 7.5%
H-Size
V-Size
V-Linear
S-Corr
Pin Amp
Up-CPin
Lo-CPin
Trapezium
AFC-Bow
AFC-Angle
6-2. Registration Adjustments
6-2-1.
Setup for Adjustment
1. Marking
1)
At the 4 insides of the screen, locate the middle. Use a tape
measure to identify the middle.
– 28 –
KP-44PX2/44PX2U
RM-938
6-2-3. Operation Method for Projector Engine Mode
1. Functions of Keys on Commander
• 1
: Changes adjustment item. (item No. moves up)
: Marker moves clockwise from center to outside.
(in fine adjustment mode)
• 4
: Changes adjustment item.
(item No. moves down)
: Marker moves counterclockwise from outside
to center. (in fine adjustment mode)
• v V b B: Changes data value. (up or down)
: Marker moves up, down, or to the left or right.
(in fine adjustment mode)
• 3
: Changes adjustment color.
(except item No. 00~77) GRN B BLU B RED
• 6
: Displays or changes internal test signals.
: crosshatch + external signal B crosshatch only
B crosshatch only B dot only B off
• 9
: Switches adjustment mode.
rough adjustment mode c fine adjustment mode
• (OK)
: Switches marker moving method.
(in fine adjustment mode)
joystick (v, V, b, B) keys
c 1 and 4 buttons
2.
Operation Method for Rough Adjustment
1)
Press 'VIDEO', 'VIDEO' ,'5', '6' on the commander to enter
Projector Engine.
2)
Press '1' or '4' button on the commander to select the item, and
press v, V, b, B key on the joystick to change the data.
3)
Select “GRN CENT” . When BLU or RED is displayed,
press “3” button on the commander to change the adjustment
color in the order of GRN
c BLU c RED.
4)
In the GRN, BLU, or RED mode, v, V keys on the joystick
can change the data in vertical direction, or b, B keys in
horizontal direction.
5)
Before returning to the Service menu, press “
(MUTE)”
+“0” buttons on the commander to write the data.
(Omission of this operation causes the set data to be returned
to the data before adjustment)
6)
Press “MENU” button on the commander to return to the
Service menu.
PJE
00
00
FDIS
|
Adjustment
Item
Item No.
Data
v, B : Data up
V, b : Data down
GRN
000
000
CENT
Adjustment
Item
Data (H)
Data (V)
Color
b : Data (H) up
B : Data (H) down
v : Data (V) up
V : Data (V) down
TV STANDBY
ON SCREEN
DISPLAY
DISPLAY
SCREEN
FORMAT
FORMAT
Wide
Zoom
14 : 9
14 : 9
4 : 3
Smart
MUTE
TV MODE
VOLUME +
JOYSTICK
MENU
VOLUME -
VIDEO STANDBY
Write data to NVM
Adjustment item up
Adjustment item down
Read data from NVM
Color change
Internal test signal
Mode select
(Fine or Rough)
(Fine or Rough)
Initialise data
(Not stored)
(Not stored)
Copy PAL data to NTSC
Commander Function
Buttons
Mode
Description
+ -
WRITE
Writes data to NVM.
7
+ -
READ
Reads data from NVM.
5
+ -
PJE
Service data initialization. Not stored.
INITIAL
(Be sure not to use usually)
+ -
PJE
Copies data of PAL mode to NTSC mode
Click on the first or last page to see other KP-44PX2 / KP-44PX2U service manuals if exist.