Sony KP-44PX2 / KP-44PX2U Service Manual ▷ View online
– 33 –
KP-44PX2/44PX2U
RM-938
6-8. TEST-TEST MODE
Is available by pressing “OSD”, “5”, “Volume minus”, “TV” button in the standby mode, OSD “TT--” appears. The functions
described 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 PROGR (+ and –) buttons 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
No function
10
No function
11
Sub picture adjustment
12
Sub colour adjustment
13
Sub brightness adjustment
14
Text H position adjustment
15
Rotation coil test
16
Picture level 50%
17
No function
18
No function
19
Factory Mode Enable/Disable
20
No function
21
Destination ADEKR
22
Destination BL
23
Destination ADEKR
24
Destination U
25
Destination ADEKR
26
Destination BL
27
Destination ADEKR
28
Destination ADEKR
30
No function
31
Auto Shutoff Disable/Enable
32
No function
33
No function
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
No function
41
Reinitialize NVM
42
No function
43
Select Dual A sound
44
Select Dual B sound
45
Select Mono sound
46
Select Stereo sound
47
No function
48
Set NVM as non virgin
49
Set NVM as virgin
50
No function
51
No function
53
FM Overmodulation enable/disable
56
PJE Adjustment Menu
58
Select 3 scarts model
59
Select PIP
60
•
No function
67
68
Enable/Disable X26 countermeasure
73
Enable Zweiton D/K2 system (6.5/6.74)
74
Enable Zweiton D/K3 system (6.5/5.74)
78
Balance full left
79
Balance full right
87
Local keys test
89
No function
90
No function
91
Set 14:9 zoommode
92
Set SMART zoommode
93
Set 16:9 mode
94
Set ZOOM mode
96
No function
97
No function
98
No function
99
Display Error and Working Time menu
- 35 -
7-1. BLOCK DIAGRAMS (1)
MONO IN (AM)
IF IN 2
XTAL IN
XTAL OUT
3
11
13
12
21
25
27
24
28
2
34
36
33
37
48
53
57
56
47
51
54
50
60
71
72
69
SDA
DVSUP
DVSUP
DVSUP
POWER ON RESET
SC3-OUT-R
SC3-OUT-L
SPEAKER OUT R
SPEAKER OUT L
SC2-OUT-R
SC2-OUT-L
SC1-OUT-R
SC1-OUT-L
FR-IN-R
FR-IN-L
SC3-IN-R
SC3-IN-L
SC2-IN-R
SC2-IN-L
SC1-IN-R
SC1-IN-L
IC2000
SOUND PROCESSOR
A (1/2)
( )
VIDEO AND AUDIO
PROCESSORS:
AUDIO OUTPUT
RIGHT IN
19
18
59
IC7002
DEFLECTION RGB PROCESSOR
6
RIGHT OUT
CN1000
LEFT IN
SCL
DIGITAL
CONTROL
OUT 1
X2000
R-IN-2
L-IN-1
R-IN-1
L-IN-2
L-IN-3
R-IN-3
FRONT-R
FRONT-L
LEFT
RIGHT
RESET AUDIO
AM
QSS
52
53
54
60
36
35
34
33
LEFT OUT
BLUE IN
MODE
GREEN IN
RED IN
BLANKING
VIDEO OUT
VIDEO IN
RIGHT IN
RIGHT OUT
LEFT IN
LEFT OUT
BLUE IN
MODE
GREEN IN
RED IN
BLANKING
VIDEO OUT
VIDEO IN
AV LINK
RIGHT IN
RIGHT OUT
LEFT IN
LEFT OUT
MODE
C IN
VIDEO OUT
VIDEO IN
AV LINK
KEY
C
Y/CVBS
L
R
SIRCS
LED
A
CN1001 (1/2)
DUAL SCART 1
2
3
6
7
8
10
11
16
15
19
20
B
CN1001 (2/2)
DUAL SCART 1
2
3
6
8
10
15
19
20
CN2000
1
2
4
6
9
CN0103
1
2
TO
H2 BOARD
CN2906
TO
H1 BOARD
CN0991
BLUE IN 1
L-IN-1
SC1-OUT-L
R-IN-1
SC1-OUT-R
MODE 1
GREEN IN 1
RED IN 1
BLK 1
VIDEO RF
V IN 1
BLUE IN 2
L-IN-2
SC2-OUT-L
R-IN-2
SC2-OUT-R
MODE 2
GREEN IN 2
RED IN 2
BLK 2
V OUT 2
V IN 2
V OUT 3
L-IN-3
SC3-OUT-L
R-IN-3
SC3-OUT-R
MODE 3
C-IN-3
V/Y IN 3
C FRONT
Y/CVBS FRONT
FRONT L
FRONT R
LINE-MUTE
HS-IN
Y IN 100
U IN 100
V IN 100
V SYNC
R TXT
G TXT
B TXT
FS TXT
YI-IN
CBI-IN
CRI-IN
VS-IN
R2-IN
G2-IN
B2-IN
YSYM2
1
2
3
7
8
9
10
VIDEO RF
AM
1
3
1
2
3
5
6
4
2
5
11
7
77
HP-DETECT
RIGHT
LEFT
AUDIO MUTE
IC2500
AUDIO AMP
R OUT
L OUT
L OUT
L IN
R IN
R OUT
HP-DETECT
CN2502
CN2501
R
L
TU1000
AGC
FM/AM
QSS
VIDEO
TO
SPEAKERS
TO
H2 BOARD
CN2908
IC2001
HEADPHONE AMP
1
2
3
7
6
5
+
-
+
-
J2000
REAR-L
REAR-R
11
12
13
14
5
17
1
63
10
20
16
45
30
28
26
25
1
3
5
8
1
1
3
5
11
13
17
18
19
20
MICRO
VIDEO
HP-IN
L2-FIL
VDN-OUT
VDP-OUT
HD-OUT
E/W OUT
EXTRA-PARA
VTIM-OUT
XRAY-IN
VPROT
VM-OUT
R-OUT
G-OUT
B-OUT
IK-IN
XRAY
V-PROT
L OUT
R OUT
CN1502
TO
D BOARD
CN5016
CN1501
TO
D BOARD
CN5017
TO
CR BOARD
CN7101
TO
ZG BOARD
CN7608
CN7002
CN7001
IK
B OUT
G OUT
R OUT
VM
V-PROT
HV-PROT
P-CONT
VTIM
H SHIFT
E/W
HD
VD(+)
VD(-)
ABL
V SYNC
H SYNC
HP
R PJE
G PJE
B PJE
FS PJE
RE-YS
SCL
SDA
DISABLE
H SYNC
SWITCH
Q5801
A (2/2) ( )
VIDEO AND AUDIO
PROCESSORS:
AUDIO OUTPUT
2
CN6200
1
3
5
6
7
8
9
10
12
13
14
15
16
17
18
19
20
22
23
24
25
34
35
36
37
39
AC ON/OFF
OVP
OCP
AV-LINK
MODE 3
12C-DISABLE
SCL
SDA
SIRCS
FS100
MAIN RY
COINCIDENCE
R-TXT
G-TXT
B-TXT
RESET AUDIO
OCP
LED
OVP
MODE 2
MODE 1
AUDIO MUTE
LINE-MUTE
KEY
TO
G BOARD
CN6300
40
3
CN0102
2
4
5
VSYNC
HSYNC
VIDEO RF
MICRO
VIDEO
P-CONT
FS TEXT
DGC RY
B TXT
G TXT
R TXT
AGC
SCL
SDA
CS
AGC
DISABLE
TO
M2 BOARD
CN0001
CN0101
TO
SERVICE
76
2
23
17
37
39
40
38
41
79
47
48
46
52
53
58
63
62
54
55
57
56
AVOUT-100
AYOUT-100
HOUT-100
VOUT-100
FBL-1
FBL-2
RIN-1
GIN-1
BIN-1
RIN-2
GIN-2
BIN-2
CVBS1
CVBS2
CVBS3
CVBS4
CVBS5
CVBS6
CVBS7
CVBS-OUT2
CVBS-OUT1
IC3200
AUOUT-100
24
6
13
U IN 100
V IN 100
H SYNC
V SYNC
BLK 1
BLK 2
RED IN 1
GREEN IN 1
BLUE IN 1
RED IN 2
GREEN IN 2
BLUE IN 2
VIDEO RF
V IN 1
V IN 2
V/Y IN 3
C IN 3
Y/CVBS FRONT
CVBS TEXT
C FRONT
V OUT 3
V OUT 2
SDA
21
TXT VIDEO
CVBS TEXT
38
RESET 100
SWITCH
Q3501
SWITCH
Q3500
SCL
Y IN 100
RESET
SDA33
SCL33
TO
A BOARD
CN0103
H1
( )
D0993
3
CN0991
4
LED AND IR
RECEIVER BOARD
SIRCS
VCC
IC0991
IR RECEIVER
1
2
4
6
9
L
R
4
3
2
1
VIDEO
L
R
CN2900
CN2908
1
J2900
HEADPHONE
Y/C
WOOFER M
R OUT
C
Y/CVBS
H2
AV INPUT, HP OUT
TO A BOARD
CN2000
S0900
S0901
S0902
S0901
S0902
(
)
KEY
R IN
L IN
L OUT
3
5
6
2
CN2906
TO A BOARD
CN2502
AC(L)OUT
TO
G BOARD
CN6006
1
5
CN3104
CN3103
1
4
H3 ( )
AC INPUT AND
POWER SWITCH
TO
G BOARD
CN6007
AC(N)IN
POWER
S3106
AC(N)OUT
AC(L)IN
- 36 -
7-1. BLOCK DIAGRAMS (2)
4
WP
PDAT
PCLK
Q2609
BUFF
RST VCC
Q2608
BUFF
2
67
47
70
46
64
8
48
69
84
55
Q2607
BUFF
51
12
16
33
37
41
25
3
68
1
71
5
62
4
61
39
44
58
57
60
56
32
33
9
4
5
39
38
26
17
27
10
28
9
59
8
61
14
60
11
64
13
5
55
7
5
6
37
30
18
19
6
7
12
23
18
15
16
17
50
11
6
12
Q2603
INV
48
47
62
53
49
44
52
8
7
46
IC2606
PJED NVM
IC2607
2
4
D+5V
D+5V
2
3
4
5
7
6
SCL
SCL
/BINT
PSCL
PSDA
D+5V
CN2601
CN2603 (1/2)
B20
A13
B10
A20
B13
B6
B5
B7
A8
A9
B9
A11
B11
A19
B19
A5
A15
A10
V SHIFT
H SHIFT
DISABLE
SDA
SCL
REGI MUTE
VP
-5V
-5V
+5V
+5V
D+5V
D+5V
+9V
+9V
HP
VS
HS (NC)
-5V
+5V
D+5V
+9V
D+5V
+3.3V
IC2610
+3.3V REG
I
O
X2601
12MHz
TO D BOARD
CN5018
TO D BOARD
CN5015
N1
1
7
3
5
UPPER
LOWER
RIGHT
LEFT
CN2602
LEFT
SENSOR
RIGHT
SENSOR
LOWER
SENSOR
UPPER
SENSOR
AP( )
IC2601 (1/2)
SENSOR AMP
IC2601 (2/2)
SENSOR AMP
IC2602 (1/2)
SENSOR AMP
IC2602 (2/2)
SENSOR AMP
2
6
2
5
7
1
3
6
7
5
3
1
IC2605
DEF5V RESET
IC2603
PJED-CPU
I AREGI D0
I AREGI D3
0 G
I AREGI D2
I AREGI D1
RESET
0 OSC
I OSC
0 XLC
I EXLC
O VSHIFT
O HSHIFT
I/BINT
MAIN SDA
MAIN SCL
0 DREGI MUTE
I VP
I VBLK
I DREG SDA
0 DREG SDA
DREG SCL
I EXODD OVF
I/DREG OVF
I/DREG BSY
I/DREG ACK
0/NVM STOP
0/DREGI RST
0/I2C RST
0/RAM CLR
0/NVM WRITE PROT
I HP
IC2604
DIGITAL-REGI
RIN
GIN
BIN
YSIN
ROUT
GOUT
BOUT
YSOUT
DF
RHOUT
RVOUT
GHOUT
GVOUT
BHOUT
BVOUT
WLCK1
BCLK
ODVOUT
XOFDET
XBUSY
XACKM
XSTOP
XRESET
XI2CRES
XRAMCLR
XWC
HP IN
VSYNC IN
SDAS
SCLS
VBLKOUT4
XMUTE
SCLM
SDAM
IC2611
D/A CONVERTOR
DRH
DRV
RH
RV
DGH
GH
DGV
GV
DBH
BH
DBV
BV
WCLK
BCLK
MUTED
OUTC
45
N2
TO D BOARD
CN5015
CN2603 (2/2)
RE-G
RE-R
RE-B
RE-YS
D FOCUS
HR
VR
HG
VG
HB
VB
A17
B16
A16
B4
A4
B3
A3
B2
A2
B1
IC2608 (1/2)
AMP
1
2
3
+
-
IC2609 (1/2)
AMP
1
2
3
+
-
IC2613 (1/2)
AMP
1
2
3
+
-
IC2612 (1/2)
AMP
1
2
3
+
-
IC2615 (1/2)
AMP
1
2
3
+
-
IC2614 (1/2)
AMP
1
2
3
+
-
IC2608 (2/2)
FILTER, AMP
-
+
5
6
7
IC2609 (2/2)
FILTER, AMP
-
+
5
6
7
IC2613 (2/2)
FILTER, AMP
-
+
5
6
7
IC2612 (2/2)
FILTER, AMP
-
+
5
6
7
IC2615 (2/2)
FILTER, AMP
-
+
5
6
7
IC2614 (2/2)
FILTER, AMP
-
+
5
6
7
PJED, REGI
CORRECTION
- 37 -
7-1. BLOCK DIAGRAMS (3)
TO G BOARD
CN6304
D
(
)
H/V-DEF, HV, DY
DRIVE
1
11
T5103
FBT
TO ZB BOARD
CN7802
2
BV SUB RET
3
4
BV SUB DEF
1
BH SUB RET
BH SUB DEF
CN5008
TO ZG BOARD
CN7606
1
4
Q5709
PROT
CN5015
TO AP BOARD
CN2603
REG1 MUTE
86
VTIM
H-SHIFT
13
17
CN5017
TO A BOARD
CN1501
VD (-)
1
VD (+)
3
E-W
11
HV-PROT
19
HD
5
V-PROT
20
P-CONT
18
+200V
V-SHIFT
B20
HR
A4
VR
B3
HG
A3
VG
B2
HB
A2
VB
B1
D FOCUS
B4
+9V
B19
+9V
A19
D+5V
B11
D+5V
A11
+5V
B9
+5V
A9
-5V
A8
-5V
B7
-5V
+5V
D+5V
+9V
VP
B5
H-SHIFT
A20
HP
A5
VS
A15
HS (NC)
A10
RE-R
A17
RE-G
B16
RE-B
A16
RE-YS
B17
SCL
B13
SDA
A13
DISABLE
B19
CN5016
TO A BOARD
CN1502
DISABLE
1
SDA
2
SCL
3
RE-YS
7
RE-B
9
RE-G
10
RE-R
12
H SYN
13
V SYN
11
HP
5
VCOMP (NC)
17
+5V STBY
19
+5V STBY
+33V
15
8
+33V
+5V STBY
D +5V
DEF +9V
1
3
CN5018
TO AP BOARD
CN6201
+9V
5
+12V
7
D +5V
DEF +9V
+9V
+12V
P-CONT
P-CONT
2
1
CN5019
HV REG
3
PROT
P-CONT
5
6
CN5013
TO G BOARD
CN6302
+22V
1
-22V
2
+15V
3
-15V
4
+6.5V
9
+22V
-22V
+15V
-15V
+6.5V
+
-
IC5303 (1/2)
2
3
1
+
-
IC5502 (2/3)
7
6
20
VD-
VD+
VD-
VD+
IC5301 (2/2)
IC5301 (1/2)
+
-
7
5
1
IC5302 V OUT
3
V+
V-
Q5302, 5303
VDEF PROT, DELAY
Q5006, 5009
HDEF PROT, DELAY
+
-
IC5703 (1/3)
2
3
1
Q5201
PROT
+
-
IC5703 (2/3)
6
5
7
+
-
IC5201 (2/4)
6
7
1
Q5704, 5705
DF AMP
Q5102, 5106
BUFF, HOUT DRV
Q5104
H OUT
Q5710, 5711
PROT
V+
V-
V DEF
1
3
V RET
2
1
Q5706, 5707
G2 MUTE
+6.5V
G2
DF
CN5014
CN5001
FOCUS PACK
TO CB BOARD J7301
TO CG BOARD J7201
TO CR BOARD J7101
TO CB BOARD CN7304
TO CG BOARD CN7205
TO CR BOARD CN7104
1
2
CN5003
R1 (1)
R1 (2)
CN5020
CN5002
TO ZG BOARD
CN7607
+135V
+135V
+33V
1
1
+135V
+135V
+
-
IC5502 (1/3)
5
4
22
HB
VB
IC5501, 5502
CONV OUT
TO ZG BOARD
CN7603
2
GV SUB RET
3
4
GV SUB DEF
1
GH SUB RET
GH SUB DEF
+
-
IC5502 (3/3)
9
10
21
+
-
IC5501 (1/3)
5
4
22
HG
VG
TO ZR BOARD
CN7404
2
RV SUB RET
3
4
RV SUB DEF
1
RH SUB RET
RH SUB DEF
+
-
IC5501 (3/3)
9
10
21
+
-
IC5501 (2/3)
7
6
20
HR
VR
Q5501, 5502
SW
Q5503-5506
REG I MUTE
5
6
4
2
7
9
8
10
HV
MV
+12V
IC5103
+12V REG
+16.5V
+12V
O
I
IC5104
-12V REG
-16.5V
-12V
O
I
IC5105
+5V REG
+12V
+5V
O
I
IC5106
-5V REG
-12V
-5V
O
I
IC5107
+9V REG
+12V
DEF +9V
O
I
+
+
+135V
H (-)
H (+)
+
-
IC5703 (3/3)
9
10
8
+
-
IC5201 (1/4)
4
5
2
+12V
+
-
IC5201 (4/4)
10
11
13
+12V
+
-
IC5201 (3/4)
9
8
14
Q5105
PIN AMP
G-H DEF
T5101
T5104
PMT
G-H RET
CN5007
TO ZB BOARD
CN7804
1
4
B-H DEF
B-H RET
CN5009
TO ZR BOARD
CN7405
1
4
R-H DEF
R-H RET
CN5006
TO CB BOARD
CN7303
6
2
+200V
H (-)
1
H (+)
+
-
IC5303 (2/2)
6
5
7
14
ABL
HV BLOCK
TO PICTURE TUBE V901 (R)
TO PICTURE TUBE V901 (R)
TO PICTURE TUBE V901 (R)
HV
MV
HV
MV
CN5010
CN5011
CN5012
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