Sony KP-48PS2 / KP-61PS2 Service Manual ▷ View online
KP-48PS2/61PS2
RM-903
– 33 –
BLOCK DIAGRAM (4)
CN2602(1/2)
H SHIFT
A20
DISABLE
B10
REGI MUTE
B6
VP
B5
-5V
-5V
B7
-5V
A8
+5V
A9
+5V
B9
D+5V
A11
D+5V
B11
+9V
A19
+9V
B19
SCL
2
SDA
3
/BINT
4
PSCL
6
PSDA
7
D+5V
5
SDA
A13
SCL
B13
CN2601
TO JIG
TO
BLOCK
DIAGRAM(6)
D BOARD
CN5015
HS
A10
HP
A5
VS
A15
V SHIFT
B20
CN2603
IC2626(1/4)
1V CONV,
PEAK HOLD
IC2627(1/4)
LOWER
3
UPPER
1
UPPER
SENSOR
-
+
6
5
7
-
+
6
5
7
Q2611
18
I AREGI D0
IC2626(2/4)
1V CONV,
PEAK HOLD
IC2627(2/4)
LOWER
SENSOR
-
+
2
3
1
-
+
2
3
1
Q2610
15
I AREGI D3
RIGHT
5
IC2626(3/4)
1V CONV,
PEAK HOLD
IC2627(3/4)
RIGHT
SENSOR
_
+
9
10
8
-
+
9
10
8
Q2613
17
I AREGI D1
LEFT
7
IC2626(4/4)
1V CONV,
PEAK HOLD
IC2627(4/4)
LEFT
SENSOR
-
+
13
12
14
-
+
13
12
14
Q2612
16
I AREGI D2
26
I DREG OVF
27
I DREG BSY
34
O B
33
O G
35
O I
36
O YS
32
O R
37
O YM
28
I DREG ACK
59
O NVM STOP
61
O DREGI RST
55
O KUMUPRT
7
WP
5
PSDA
6
PSCL
8
XOFDEF
11 XBUSY
12 XACKM
2
XSTOP
10 XRESET
21
ROUT
22
GOUT
23
BOUT
24
YMOUT
25
YSOUT
38
DA OUT
3
XWC
57
O AREG RST
11
O OSC
12
I OSC
52
O VSHIFT
53
O HSHIFT
6
I BINT
48
MAIN SDA
50
MAIN SCL
62
O DREGI MUTE
44
I VPULSE
8
I VP
58
O IIC SW
49DREG SCL
47
O DREG SDA
46
I DREG SDA
Q2614
SW
Q2608
INV
X2701
12MHz
+5V
D+5V
+9V
D+5V
IC2611
I2C BUS SW
7
3
6
5
2
1
BD
(PJED,REGI CORRECTION)
IC2605
DIGITAL-REGI
IC2621
EEPROM
12 2A
4
1A
9
2Q
6
1Q
IC2618
V/H.DELAY
7
I HP
39
I EXLC
92Q
6
/1Q
2
1D
IC2613
16MHz PLL
12 2D
3
1CLK
11
2CLK
3
1CK
20 ODDEVEN
30 TEST5
29TEST4
17 PWM2
15 HBLKIN
14 SCLS
13 SDAS
9XMUTE
18 VBLKIN
4
SDAM
5
SCLM
2
1D
5
1Q
IC2620
EVEN/ODD
4
FINA
3
VCO OUT
5
FINB
IC2612
PLL
4
2
IC2615
CN2602(2/2)
TO
BLOCK
DIAGRAM(6)
D BOARD
CN5015
44
BVOUT
7
DATA
6
WCLK
5
BCLK
9
VOUT
10
RF
IC2614
BV DAC
2
3
1
+
-
5
6
7
IC2610(1/2)
AMP
IC2610(2/2)
FILTER,AMP
VB
B1
58
BHOUT
7
DATA
6
WCLK
5
BCLK
9
VOUT
10
RF
IC2602
BH DAC
2
3
1
+
-
5
6
7
IC2601(1/2)
AMP
IC2601(2/2)
FILTER,AMP
HB
A2
45
GVOUT
7
DATA
6
WCLK
5
BCLK
9
VOUT
10
RF
IC2623
GV DAC
2
3
1
+
-
5
6
7
IC2616(1/2)
AMP
IC2616(2/2)
FILTER,AMP
VG
B2
59
GHOUT
7
DATA
6
WCLK
5
BCLK
9
VOUT
10
RF
IC2604
GH DAC
2
3
1
+
-
5
6
7
IC2603(1/2)
AMP
IC2603(2/2)
FILTER,AMP
HG
A3
46
RVOUT
7
DATA
6
WCLK
5
BCLK
9
VOUT
10
RF
IC2625
RV DAC
2
3
1
+
-
5
6
7
IC2622(1/2)
AMP
IC2622(2/2)
FILTER,AMP
VR
B3
60
RHOUT
27
WCLK
28
BCLK
7
DATA
6
WCLK
5
BCLK
9
VOUT
10
RF
IC2609
RH DAC
2
3
1
+
-
-
+
-
+
-
+
-
+
-
+
-
+
5
6
7
IC2608(1/2)
AMP
IC2608(2/2)
FILTER,AMP
HR
A4
RE-YS
B17
D FOCUS
B4
RE-R
A17
RE-G
B16
RE-B
A16
D+5V
+5V
4
RST
5
VCC
IC2617
RESET
TO
IC2621,
IC2619
1
2
3
IC2607(1/3)
OSD MIX
Q2602
BUFF
4
5
6
IC2607(2/3)
OSD MIX
Q2607
BUFF
Q2606
ATT
13
12
11
IC2607(3/3)
OSD MIX
Q2604
BUFF
Q2601
BUFF
Q2605
ATT
IC2619
PJED-CPU
N1
N2
KP-48PS2/61PS2
RM-903
– 34 –
BLOCK DIAGRAM (5)
J
TO BLOCK
DIAGRAM(2)
A BOARD
CN1404
CN4101
Y 100
U 100
V 100
H DEFL
V DEFL
TEXT RED
TEXT GREEN
TEXT BLUE
TEXT BLK
SDA
SCL
DPIC SW
HD
FB PULSE
VTIM/TEST
EW
V+
V-
VPROT
X RAY
ABL
ABL2
H SHIFT
+12V
DEF +9V
E
(R/G/B/VM OUT,YCJ)
CR
(R CRT DRIVE)
ZR
(DY,VM DRIVE)
CN7101
R OUT
IK
+12V
G OUT
BOUT
1
8
7
3
5
CN4500
R OUT
G OUT
B OUT
+12V
IK
1
3
5
7
8
CN4502
VM
+12V
1
2
R
TO BLOCK
DIAGRAM(6)
D BOARD
CN5010
RV SUB DEF
RV SUB RET
RH SUB DEF
RH SUB RET
1
2
4
3
CN7404
Q
TO BLOCK
DIAGRAM(6)
D BOARD
CN5009
R-H DEF
R-H RET
1
4
CN7405
G2
FV
KR
G1
G1
G1
G1
H2
H1
10
1
8
4
5
9
11
6
7
G2
1
J7101
CN7104
MUTE
IK
G OUT
B OUT
+12V
1
3
7
5
2
CN7102
+135V
+12V
VM
1
4
3
CN7401
V DEF
V RET
CN7403
H(+)
H(-)
RS
+200V
1
2
9
6
CN7103
B18
B19
B20
A1
A6
A10
B10
B11
A11
A16
B16
A20
A2
B2
A3
B3
A4
A5
A7
A8
B8
B7
A15
B4
B17
3
52
53
54
59
60
36
35
34
33
61
62
43
17
18
10
1
5
6
16
20
22
19
45
25
26
28
30
3
8
9
5
Q4320
BUFF
Q4307,4316
BUFF
Q7101
BUFF
Q7401-7407,7410
BUFF,CORE
Q7408,7409
VM AMP
Q7103
MUTE
Q7104
BUFF
Q4310,4318
BUFF
Q4301,4302,4304
AMP,BUFF
Q4308,4317
BUFF
Q4321
BUFF
Q4322
BUFF
Q4303
ABL CORRECT
IC4301
YCJ
Y1 IN
CB1 IN
CR1 IN
HS IN
VS IN
R2 IN
G2 IN
B2 IN
YS/YM2
SDA
SCL
DPIC DCTR
HD
HP IN
VIIM/TEST
EW
VDP
VDN
V PROT1
X RAY
ABL IN
L2 FIL
VM OUT
IKIN
B OUT
G OUT
R OUT
+12V
+9V
Q4601,4602
MUTE
+12V
+12V
IC7101
VIDEO OUT
V IN
VOF
IK
V OUT
+12V
+12V
CG
(G CRT DRIVE)
CN7201
G OUT
IK
MUTE
B OUT
+12V
7
3
1
5
2
CN7204
+200V
H(+)
H(-)
RS
6
1
2
9
G2
FV
KG
H1
H2
G1
G1
G1
G1
10
1
8
7
6
4
5
9
11
G2
1
J7201
CN7205
GS
1
CN7210
B OUT
MUTE
IK
+12V
5
1
3
2
CN7202
H(-)
H(+)
RS
+200V
2
1
9
6
CN7203
3
8
9
5
Q7201
BUFF
Q7203
MUTE
IC7201
VIDEO OUT
V IN
VOF
IK
V OUT
+12V
+12V
+12V
+135V
+12V
+135V
+12V
VM
DY7401
ZG
(DY,VM DRIVE)
T
TO BLOCK
DIAGRAM(6)
D BOARD
CN5011
U
TO BLOCK
DIAGRAM(6)
D BOARD
CN5020
S
TO BLOCK
DIAGRAM(6)
D BOARD
CN5008
GV SUB DEF
GV SUB RET
1
2
CN7603
VM
+135
+12V
3
1
4
CN7601
+12V
VM
2
1
CN7608
G-H DEF
G-H RET
1
4
CN7606
V DEF
V RET
1
3
CN7605
+135V
+135V
1
CN7607
+135V
+12V
VM
1
4
3
CN7602
V DEF
V RET
CN7604
1
3
Q7601-7607,7610
BUFF,CORE
Q7608,7609
VM AMP
+135V
+12V
VM
DY7601
+12V
+200V
Q7202
PEAK
+12V
O
TO BLOCK
DIAGRAM(6)
D BOARD
CN5401
+200V
CB
(B CRT DRIVE)
CN7301
B OUT
IK
MUTE
+12V
5
3
1
2
CN7302
+200V
H(+)
H(-)
RS
6
1
2
9
G2
FV
KB
H1
H2
G1
G1
G1
G1
10
1
8
7
6
4
5
9
11
G2
1
J730
CN7304
BS
H(+)
H(-)
RS
+200V
8
1
2
9
6
CN7303
8
9
5
Q7301
BUFF
Q7305,7306
VOLTAGE DET,MUTE DRV
Q7303
MUTE
IC7301
VIDEO OUT
V IN
VOF
IK
V OUT
+12V
TO BLOCK
DIAGRAM(6)
FOCUS PACK
+12V
+200V
Q7302
PEAK
+12V
P
TO BLOCK
DIAGRAM(6)
D BOARD
CN5006
+200V
3
+12V
+135V
ZB
(DY,VM DRIVE)
W
TO BLOCK
DIAGRAM(6)
D BOARD
CN5012
X
TO BLOCK
DIAGRAM(6)
D BOARD
CN5001
V
TO BLOCK
DIAGRAM(6)
D BOARD
CN5007
BV SUB DEF
BV SUB RET
BH SUB DEF
BH SUB RET
1
2
4
3
CN7802
+135
+12V
VM
1
4
3
CN7801
B-H DEF
B-H RET
1
4
CN7804
V DEF
V RET
1
3
CN7805
V DEF
V RET
CN7803
1
3
Q7801-7807,7810
BUFF,CORE
Q7808,7809
VM AMP
VM
DY7807
V901
PICTURE TUBE
V902
PICTURE TUBE
V903
PICTURE TUBE
TO BLOCK DIAGRAM(6)
HV BLOCK
+200V
H
V
V
SUB
H
SUB
H
V
V
SUB
H
SUB
V
H
V
SUB
H
SUB
GH SUB DEF
GH SUB RET
4
3
TO BLOCK
DIAGRAM(6)
FOCUS PACK
TO BLOCK DIAGRAM(6)
HV BLOCK
TO BLOCK
DIAGRAM(6)
FOCUS PACK
TO BLOCK DIAGRAM(6)
HV BLOCK
KP-48PS2/61PS2
RM-903
– 35 –
D
TO BLOCK
DIAGRAM(2)
A BOARD
CN1502
U
TO BLOCK
DIAGRAM(5)
ZG BOARD
CN7607
Z
TO BLOCK
DIAGRAM(9)
G BOARD
CN6304
TO BLOCK
DIAGRAM(5)
ZB BOARD
CN7803
CN5016
1
2
3
7
8
9
10
12
13
11
14
5
17
19
15
DISABLE
SDA
SCL
RE-YS
RE-B
RE-G
RE-R
H SYN
V SYN
HP
ABL
VCOMP
+5V STBY
+5V STBY
+33V
F
TO BLOCK
DIAGRAM(2)
A BOARD
CN1501
CN5017
13
17
1
3
11
19
5
20
18
H-SHIFT
VTIM
VD(-)
VD(+)
E-W
HV-PROT
HD
V-PROT
P-CONT
Y
TO BLOCK
DIAGRAM(9)
G BOARD
CN6302
CN5013
5
6
1
2
3
4
9
P.CONT
PROT
+22V
-22V
+15V
-15V
+6.5V
M
TO BLOCK
DIAGRAM(2)
A BOARD
CN1503
CN5018
1
3
5
7
DEF +9V
D+5V
+9V
+12V
DEF +9V
D+5V
+9V
+12V
CN5019
2
1
3
P-CONT
P-CONT
HV REG
DISABLE
SDA
SCL
RE-YS
RE-B
RE-G
RE-R
HS
VS
HP
H-SHIFT
VP
-5V
-5V
+5V
+5V
D+5V
D+5V
+9V
+9V
D FOCUS
VB
HB
VG
HG
VR
HR
V-SHIFT
REG1 MUTE
B10
A13
B13
B17
A16
B16
A17
A10
A15
A5
A20
B5
B7
A8
A9
B9
A11
B11
A19
B19
B4
B1
A2
B2
A3
B3
A4
B20
B6
N1
N2
TO BLOCK DIAGRAM(4)
BD BOARD CN2602
TO BLOCK DIAGRAM(5)
ZB BOARD CN7802
CN5015
CN5012
CN5011
CN5011
BV SUB RET
BH SUB RET
BH SUB DEF
BV SUB DEF
2
3
4
1
W
TO BLOCK DIAGRAM(5)
ZG BOARD CN7603
GV SUB RET
GH SUB RET
GH SUB DEF
GV SUB DEF
2
3
4
1
T
TO BLOCK DIAGRAM(5)
ZR BOARD CN7404
RV SUB RET
RH SUB RET
RH SUB DEF
RV SUB DEF
2
3
4
1
R
DF(+)
ABL(+)
VCOMP(NC)
-12V
+12V
-5V
+5V
CN5402(1/2)
15
5
1
7
9
11
13
RS(H)
BS(H)
CN3501(2/2)
3
4
DF(+)
ABL(+)
-12V
+12V
-5V
+5V
CN3501(1/2)
15
5
7
9
11
13
GS(V)(NC)
RS(H)
BS(H)
CN5402(2/2)
2
3
4
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
1
7
5
3
+
-
+
-
+
-
+
-
X
V DEF
V RET
CN5001
1
3
DF
G2
CN5014
2
1
Q5503-5506
REGI MUTE
Q5501,5502
SW
Q5401,5402
BUFF,INV
+
-
+
-
+
-
+
-
+
-
+
-
+
-
Q5104
H OUT
Q5704,5705
DF AMP
Q5706,5707
G2 MUTE
Q5710,5711
PROT
Q5102,5106
BUFF,HOUT DRV
Q5201
PROT
Q5302,5303
VDEF PROT,DELAY
Q5006,5009
HDEF PROT,DELAY
Q5709
PROT
-5V
+5V
+9V
D+5V
VB
HB
VG
HG
VR
HR
HB
VB
IC5502(2/3)
IC5502(1/3)
7
6
20
5
4
22
IC5502(3/3)
IC5501(1/3)
9
10
21
5
4
22
IC5501(3/3)
IC5501(2/3)
9
10
21
7
6
20
IC5501,5502
CONV OUT
VG
HG
VR
HR
Q5403
ABL SW
IC5703(4/4)
IC5401(1/4)
13
12
14
2
3
1
-12V
+12V
-5V
+5V
T5101
HDT
IC5302
V OUT
V+
V-
11
10
9
IC5301(2/2)
4
5
6
IC5301(1/2)
IC5303(1/2)
IC5303(2/2)
2
3
1
6
5
7
VD+
VD-
+5V STBY
+33V
VD-
VD+
HV BLOCK
TO BLOCK
DIAGRAM(5)
PICTURE
TUBE
V901(R)
TO BLOCK
DIAGRAM(5)
PICTURE
TUBE
V902(G)
TO BLOCK
DIAGRAM(5)
PICTURE
TUBE
V903(B)
+22V
-22V
+15V
-15V
+6.5V
IC5703(1/4)
IC5703(2/4)
IC5703(3/4)
2
3
1
6
5
7
9
10
8
+6.5V
FOCUS PACK
1
6
7
2
4
5
IC5201(2/4)
IC5201(1/4)
+13.5V
TO CB BOARD J7301
TO CG BOARD J7201
TO CR BOARD J7101
TO CB BOARD CN7304
TO CG BOARD CN7205
TO CR BOARD CN7104
MV
V+
V-
HV
+
-
MPY1
MPY2
DS
(SHADING)
D
(H/V-DEF,HV,DY DRIVE)
-12V
+12V
-5V
+5V
IC3505(4/4)
IC3505(1/4)
IC3504(1/3)
IC3504(3/3)
IC3504(2/3)
IC3505
(3/4)
IC3505
(2/4)
IC3503(1/3)
IC3506
13
12
14
1
2
3
6
5
7
2
3
1
2
1
3
10
9
8
6
5
7
5
4
6
10
11
9
P
TO BLOCK
DIAGRAM(5)
CB BOARD
CN7303
TO BLOCK
DIAGRAM(5)
ZR BOARD
CN7405
TO BLOCK
DIAGRAM(5)
ZB BOARD
CN7804
TO BLOCK
DIAGRAM(5)
ZG BOARD
CN7606
RS
BS
+200V
H(-)
H(+)
9
8
6
2
1
O
TO BLOCK
DIAGRAM(5)
CG BOARD
CN7210
GS
1
CN5401
CN5006
Q
R-H DEF
R-H RET
CN5009
1
4
V
B-H DEF
B-H RET
CN5007
1
4
S
G-H DEF
G-H RET
CN5008
1
4
+
-
+
-
R1(1)
R1(2)
1
2
+135V
1
+135V
1
CN5003
CN5020
CN5002
+135V
DEF+9V
+12V
I
O
-5V
-12V
I
O
+5V
+12V
I
O
-12V
-16.5V
I
O
+12V
+16.5V
I
O
T5104
PMT
+
+
+12V
+12V
10
11
13
9
8
14
IC5201(4/4)
IC5201(3/4)
IC5103
+12V REG
IC5104
-12V REG
IC5105
+5V REG
IC5106
-5V REG
IC5107
+9V REG
Q5105
PIN AMP
1
5
6
4
2
7
9
8
10
MV
HV
11
HV
MV
H(+)
H(-)
T5103
FBT
13
12
14
IC5401(4/4)
6
5
7
IC5401(2/4)
9
10
8
IC5401(3/4)
H(-)
H(+)
+200V
+200V
+135V
+33V
+135V
TO BLOCK DIAGRAM (5)
BLOCK DIAGRAM (6)
KP-48PS2/61PS2
RM-903
– 36 –
BLOCK DIAGRAM (7)
CN9001(1/2)
RE-G
A2
RE-B
B1
RE-YS
B2
CVBS IN
B4
VP 100
A22
HP 100
A23
SDA
A17
SCL
A16
PROT
A7
SIRCS
A11
TO BLOCK
DIAGRAM(2)
A BOARD
CN1001
RESPONS LED
B13
DISABLE
A25
AC ON/OFF
B15
ST-BY
A24
AV LINKB6
KEY2
A12
KEY1
B12
+5V
A10
+5V
B10
STBY +5V
+5V
STBY +5V
A13
RE-R
A1
CN9001(2/2)
TXTG
A19
TXTB
A20
TO BLOCK
DIAGRAM(2)
A BOARD
CN1001
TXTR
A18
M
(MICRO CONTROL,TEXT)
+
-
5
6
7
+
-
3
2
1
STBY +5V
IC9100(1/2)
KEY DET
IC9100(2/2)
KEY DET
Q9101-9103
BUFF,SW
Q9110
INV
IC9105
MICRO CONTROL
95 CS/DISABLE
6
XTAL1
3
VP100
4
HP100
16
M3LEN
22
SCLK
17
MRST
18
MTSR
7
XTAL2
31
WDT EN
32
WDT CLK
78
RSTIN
6
ENABLE
7
RESET
8
PULSE
1
RESET
30 WP
10 SDA0
9
SCL0
92 PROT
89 SIRCS
86 SDA1
87 SCL1
12 RESP LED
93 AC ON/OFF
13 ST.BY
11 AV LINK OUT
90 AV LINK IN
AD0
|
AD15
40
|
47
50
|
57
A0
|
A19
26
|
29
59
|
65
68
|
75
99 AN0 KEY2
100 AN1 KEY1
94 TC INT
IC9103
I2C BUS SW
7
3
5
6
2
1
4
5
7
SCL
SDA
WP
IC9108
MAIN NVM
X9101
16MHz
6
XOUT
7
XIN
17 RES
X9500
20.480MHz
10 CVBS
4
VS
5
HS
68 IICEN
66 TXD
67 RXD
IC9104
RESET
61
R
1
/STR
2
DATA
3
CLOCK
15 EO
14
/STR
15
DATA
23
CLOCK
79
/RSOUT
6
MTX RES
7
OSD OFF
14
RES.AUDIO
11
AUDIO MUTE
13
RES.PICTURE
IC9110
I/O EXPANDER
34
WR
33
RD
83
CS2
82
CS1
81
CS0
12
E
D0
|
D15
A0
|
A18
14
G
15-22 25-32
2-11 35-43
IC9109
EPROM
22
CS
D0
|
D7
A0
|
A18
24
RD
31
WR
13-15 17-21
1-12 23 25-30
IC9400
FLASH ROM
22
CE
D0
|
D7
A0
|
A18
24
RD
29
WR
13-15 17-21
3-12 23 25-28
IC9107
SRAM
5
RES
4
WE
23 CAS
38
RAS
39
WE
45
CAST
A0
|
A11
A0
|
A11
D0
|
D3
D0
|
D3
IC9502
MEGA TEXT
26
|
37
6
8
|
12
15
|
19
21
IC9501
PAGE RAM
2
3
24
25
40
|
43
Q9502
BUFF
62
G
Q9501
BUFF
63
B
64
BLAN
Q9500
BUFF
Q9504
Q9503
1
2
7
2
1
3
5
6
3
5
4
6
IC9500(2/2)
BUFF
IC9500(1/2)
BLK MIX
IC9111(2/2)
IC9111(1/2)
2
X0
15
XC
12 Z0
5
Y0
AY
AX
AZ
1
X1
13 Z1
3
Y1
Q9105
BUFF
4
YC
TXTBLK
A21
AUDIO RESET
A6
AUDIO MUTE
A8
RESET100
B22
Q9104
BUFF
14
ZC
Q9106
BUFF
I9112
RGB-SW
9 10 11
Q9100
OUTPUT
C1
C2
Click on the first or last page to see other KP-48PS2 / KP-61PS2 service manuals if exist.