Sony KP-48PS1 / KP-48PS1K / KP-53PS1 / KP-53PS1K / KP-61PS1 / KP-61PS1K Service Manual ▷ View online
– 41 –
KP- 48PS1/53PS1/61PS1
48PS1K/53PS1K/61PS1K
K
RM-892
6-3. AUTO CONVERGENCE OFFSET
This adjustment must be performed after the registration adjust-
ment was made or after readjustment was made by any reason.
1. Darken the periphery of this set.
2. Enter the PAL SPCB signal to set the DRC100 (PAL) mode.
3. Select the Projector Engine mode.
4. Press “
(AUTO CONVERGENCE)” button on the front
panel of the set.
5. In the same manner, select DRC50 (PAL) and DRC100
(PAL/16 : 9) modes respectively, and press the “
(AUTO
CONVERGENCE)” button in the Projector Engine mode.
6. Enter the NTSC signal, and perform the same steps in the
DRC100 (NTSC) and DRC50 (NTSC) modes respectively.
6-4. PICTURE CENTER ADJUSTMENT
1. Enter the SPCB signal.
2. Select the TT mode, and press “3”+“2” buttons on the
commander.
TT32 : Horizontal center adjustment for MID-X input
3. Pressing b or B key on the joystick, move the picture in
horizontal direction to center the picture on the OSD mark.
4. Press “
(TV MODE)” or “
(OK)” button on the com-
mander to return to normal TV mode.
Adjust picture center to
the position of this OSD mark.
the position of this OSD mark.
6-5.
WHITE BALANCE ADJUSTMENT
1. Enter the monoscope signal.
2. Press “MENU” button on the commander to enter the Picture
Adjustment menu.
3. Set the Picture Mode to “Personal”, and the Digital Mode to
“DRC100”.
4. Enter the Service menu, and select “Device Register Set-
ting”
b “Backend”.
5. Adjust “13 Sub Bright” so that 10 IRE section barely grows.
6. Enter all-white pattern signal.
7. Fix “17 G-Cutoff” to “31”, and adjust “15 R-Cutoff” and “19
B-Cutoff” so as to attain the optimum white balance.
8. Adjust “13 Sub Bright” so that 100 IRE section barely
grows.
9. Adjust “10 R-Drive” and “12 B-Drive” so as to attain the
optimum white balance.
10. Repeatedly adjust the white balance for the minimum and
maximum picture setting.
6-6.
SUB BRIGHT ADJUSTMENT
1. Enter the monoscope signal.
2. Press “MENU” button on the commander to enter the Picture
Adjustment menu.
3. Set respective items as follows:
• Picture Mode
c Personal
• AI (Artificial Intelligence)
c OFF
• Contrast
c Minimum
• Brightness
c 50%
4. Enter the Service menu, and select “Device Register Set-
ting”
b “Backend”.
5. Adjust “13 Sub Bright” so that the border between 0 IRE and
10 IRE becomes distinct.
– 42 –
KP- 48PS1/53PS1/61PS1
48PS1K/53PS1K/61PS1K
K
RM-892
6-7.
SUB COLOR ADJUSTMENT
1. Enter the color bar signal.
2. Connect the oscilloscope probe to the CN4500 pin 5 on the E
board.
3. Enter the Service menu, and set respective items as follows.
However, record current set values so that they can be re-
stored later.
1) Select “Device Register Setting”
b “Backend”.
• 1 D-Col
c OFF
• 2 Contrast
c 31
• 5 Color
c 31
• 18 DPIC-Level
c 0
• 20 DC-Tran.
c 0
2) Select “Initializing”
b “Feature Setting”.
• 6 PictBoostBypass
c ON
4. Select “Device Register Setting”
b “Backend”.
5. Measure waveform, and adjust “29 Sub Color” so that the
height of “a” and “b” is same as shown in figure.
6. Return the data set in step 3 to original values.
6-8. SUB COLOR OFFSET (61 inch model only)
1. Confirm the result performed in
6-7. SUB COLOR AD-
JUSTMENT
.
2. Enter the Service menu, and select “Device Register Set-
ting”
b “Backend”.
3. Select “29 Sub Color”, and set existing data value +2.
(61 inch model only)
a
b
Same level
– 43 –
KP- 48PS1/53PS1/61PS1
48PS1K/53PS1K/61PS1K
K
RM-892
6-9. TEST-TEST MODE
Is available by pressing “OSD”, “5”, “Volume minus”, “TV” button in the standby mode, OSD “TT--” appears. The functions de-
scribed below are available by pressing the two numbers. To release the Test-Test mode, Press “-” twice or switch the TV set into
standby mode. Pressing the two Local Control buttons ( + and – ) during Power ON will also switch into “TT” mode.
In “TT” mode, it is possible to remove the Menu from the screen by pressing the Speaker OFF button once. Pressing the Speaker OFF
button a second time will cause the menu to reappear. The Function is kept even when the menu is not displayed !!.
00
Switch back to normal mode - “TT” mode off
01
Set picture maximum
02
Set picture minimum
03
Set speaker/headphone Volume to 30%
04
Set speaker/headphone Volume to 50%
05
Set speaker/headphone Volume to 65%
06
Set speaker/headphone Volume to 80%
07
Ageing Mode
08
Shipping Condition
09
Enter PJ Engine service mode
10
No function
11
Sub picture adjustment
12
Sub colour adjustment
13
Displayed software version and TV set configuration
14
Production Info Display
15
Picture Rotation
16
Picture level 50%
17
Audio mute on
18
No function
19
Sub brightness adjustment
20
See “TT10”
21
Destination A includes text settings, display TV status
22
Destination L includes text settings, display TV status
23
Destination E includes text settings, display TV status
24
Destination U includes text settings, display TV status
25
Destination D includes text settings, display TV status
26
Destination B includes text settings, display TV status
27
Destination K includes text settings, display TV status
28
Destination R includes text settings, display TV status
30
See “TT10”
31
Geometry adjustment 1
32
Geometry adjustment 2
33
Error monitor
34
No function
35
CRT 4:3 <–> 16:9 ; Display TV status
36
Line 23 detection switch
37
Velocity Modulation (VM) test
38
No function
39
No function
40
See “TT10”
41
Screen mode check
42
Reinitialize geometry
43
No function
44
Screen mode DRC100
45
Screen mode DRC50
46
Reserved for dealer commander
47
Reinitialize NVM with program 99
48
Set NVM as non virgin
49
Set NVM as virgin
50
See “TT10”
51
Set Dolby volume to 90%
52
Dolby on left speaker only
53
Dolby on right speaker only
54
Dolby on left centre only
55
Dolby surround speaker only
56
ı
No function
59
60
See “TT10”
61
Service mode
62
Production mode
65
Reset error codes
68
Ignore errors on
69
Ignore errors off
70
See “TT10”
71
No function
72
No function
73
Clear programs
74
ı
No function
79
80
See “TT10”
82
PAP H adjustment left image
83
ı
No function
86
87
Personal ID reset with program 99
88
Parental Lock off
89
No function
90
See “TT10”
– 45 –
– 46 –
– 47 –
SECTION 7
DIAGRAMS
7-1. BLOCK DIAGRAMS
25
26
27
15
11
60
13
1
45
48
36
29
32
25
18
35
28
40
41
19
49
54
33
26
20
38
39
2
52
58
9
AV1
AV2
AV3
AV4
S VIDEO
VIDEO
AUDIO
L
R
CN8900
CN8901
CN8902
BLUE IN
GREEN IN
RED IN
VIDEO IN
RIGHT IN
RIGHT OUT
RIGHT IN
LEFT IN
LEFT OUT
MODE
VIDEO OUT
BLANKING
7
11
15
20
2
1
6
3
8
LEFT IN
C IN
VIDEO/Y IN
VIDEO OUT
LEFT OUT
RIGHT OUT
MODE
AV LINK
6
2
19
20
15
3
1
8
10
19
16
IC8451
AV SIGNAL SELECT SW
C IN
VIDEO/Y IN
RIGHT IN
RIGHT OUT
VIDEO OUT
LEFT OUT
LEFT IN
15
20
2
1
19
3
6
MODE
8
Q8811
BUFF
Q8452
BUFF
Q8451
BUFF
Q8902
BUFF
Q8700
BUFF
Q8904
BUFF
Q8903
BUFF
Q8806
BUFF
Q8901
BUFF
J
(AV SELECT SW,VIDEO PROCESS)
AV1-V
AV1-R
AV1-L
RTV
LTV
MODE1
AV2-R
AV2-L
AV2-R OUT
AV2-L OUT
MODE2
AV4-C
AV4-V
AV4-R
AV4-L
MODE3
MAIN ROUT
MAIN LOUT
AV2-C
AV2-V
AV2-OUT
MAIN L
MAIN R
AV LINK
R-TV
L-TV
CN8903
C
Y
V
L
R
3
1
5
7
9
CN3301
C
Y
V
L
R
3
1
5
7
9
H3
4
15
11
13
Q8803
BUFF
Q8808
BUFF
Q8802
BUFF
IC8801
AV3/AV4 SW
10
3
2Y
3Y
2X
3X
X
A
Y
L
R
Y/V
C
SW2
34
27
56
51
8
62
5
64
23
24
R
L
Y/V
C
45
47
30
37
43
MAIN
Y OUT
MAIN
C OUT
AV3-R
AV3-L
AV3-V
AV3-C
LD1
SUB TV
LD0
TV
HP LOUT3
HP ROUT3
SUB Y OUT
SUB C OUT
SUBTU-L
SUBTU-R
VIDEO OUT
B1
G1
R1
YS3
CVBS
/Y1
C1
/Y1
C1
46
3
23
37
26
2
9
7
COMB
SYS
SFC
OUT
OUT
CVBS
OUT
5
23
7
14
38
13
IC8500
DIGITAL COMB FILTER
PNR
CLOCK IN
NTPL1
A/D IN
LUMINANCE
OUT
CHROMA
OUT
Q8502,8503
BUFF
Q8302,8504
BUFF
X8301
16.2MHz
IC8301
MAIN COLOR DECODER
COMB Y
COMB C/
FORCED S
FORCED S
SDA
Xtal
38
X8401
16.2MHz
Xtal
SCL
1
48
13
14
23
CVBS/Y1
C1
22
21
3
7
2
1
10
9
4
Cr OUT
Cb OUT
Y OUT
SCP
HS
VS
IC8602
NOISE DET
YIN
CVIN
Y OUT
SW
Q8620,8621,8623
AMP,BUFF
Q8612,8614,8615
AMP,BUFF
Q8801,8804,8805,8807
AMP,BUFF,DL SW
Q8809,8810,8812,8813
AMP,BUFF,DL SW
Q8814,8815
AMP
Q8602,8607
BUFF
Q8639,8640
BUFF
Q8636-8638
INV
IC8401
SUB COLOR
DECODER
22
21
9
4
1
3
6
7
SCL
SDA
V OUT
U OUT
Y OUT
HS
VS
HP L OUT
HP R OUT
HP R OUT
HP L OUT
IC8452
HP AMP
LIN(+)
RIN(+)
ROUT
LOUT
+6.5V
+DIG5V
I
O
IC8304
+5V REG
+6.5V
+ANA5V
I
O
IC8305
+5V REG
IC8601
PICTURE BOOSTER
6
8
9
14
17
16
YIN
-UIN
-VIN
19
11
SDA
-U OUT
-V OUT
Y OUT
SCL
Q8605,8610,8611
AMP,BUFF
Q8628-8631
AMP,BUFF
Q8626,8627,8633,8634
AMP,BUFF
Q8624,8625,8632,8635
AMP,BUFF
Q8604,8609
AMP,BUFF
Q8601,8603
AMP,BUFF
Q8606
BUFF
Q8616
TRAP SW
+ANA 5V
6
5
3
+ANA 5V
2
1
7
IC8302(1/2)
IC8302(1/2)
+ANA 5V
2
1
7
3
IC8303(2/2)
SYNC BUFF
IC8303(1/2)
SYNC BUFF
+ANA 5V
6
5
A
TO A BOARD
CN1801
CN8101
V MAIN IN
+9V IN
+6.5V
SDA
SCL
TRAP
HP MAIN IN
VP MAIN IN
V SUB IN
U SUB IN
Y SUB IN
HP SUB IN
VP SUB IN
CVBS2 OUT
U MAIN IN
Y MAIN IN
CVBS IN
CVBS1 OUT
SUB AUDIO
HP MUTE
AV LINK
SW2
R-TV
L-TV
MAIN R OUT
MAIN L OUT
HP R OUT
HP L OUT
CENTER(-)
CENTER(+)
A2
A12
A1
A11
A3
A4
A8
A9
A10
B9
B10
B11
B12
B2
B1
A24
B3
A22
A23
A25
B25
+9V
+6.5V
A16
A17
A6
B6
A20
B20
B21
A19
B19
Q8906
MUTE SW
Q8905
MUTE SW
Q8311
MUTE SW
Q8309
MUTE SW
AV LINK
MAIN L
MAIN R
L-TV
R-TV
SW2
TB8101
VARIABLE OUT
CENTER SP IN
L
R
-
+
J8901
(AV INPUT)
Click on the first or last page to see other KP-48PS1 / KP-48PS1K / KP-53PS1 / KP-53PS1K / KP-61PS1 / KP-61PS1K service manuals if exist.