Sony KV-XF21M31 Service Manual ▷ View online
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KV-XF21M31
RM-952
KV-XF21M31
RM-952
KV-XF21M31
RM-952
SECTION 5
DIAGRAM
5-1. BLOCK DIAGRAM
COMB FILTER
(Glass Combs)
(Glass Combs)
YC JUNGLE
IC301
CXA2130S
CXA2130S
<slave:88H>
MONITOR
OUT
OUT
TV V in
TV L in
TV R in
Mon out
TV V in
V1 V in
43
6
9
7
12
CN304
COMB Y in
COMB C in
V1 out
V1 V in
V1 L in
V1 R in
V2 V in
V2 V in
4
V2 L in
V2 R in
V out 2
L out 2
R out 2
JACK BLOCK
J401 6P
J902 3P
VIDEO IN 1
VIDEO IN 2
(FRONT)
(FRONT)
AUDIO
PROSESSOR
PROSESSOR
IC203
TDA7429S
<slave: 80H>
AUDIO OUT
IC201
TA8223K
TA8223K
RED OUT
GREEN OUT
BLUE OUT
STV5112
Q704-712
Q704-712
C5
VM1
SP ASSY
R out
CRT SOCKET
G out
CRT
A51LPT70X
A51LPT70X
NECK ASSY
DY
Y21RSA-S
Y21RSA-S
B out
R out
V out
U out
Y out
V in
U in
Y in
VM out
G out
B out
22
23
24
21
19
18
11
13
14
IK in
H. DRIVE
H. PULSE
E/W
VD+
VD-
VM DRIVE
Q5902/5906
Q5902/5906
H-OUT
Q511
2SC4927
Q511
2SC4927
V-OUT
IC503
TDA8172
IC503
TDA8172
HDT
T501
T501
H-DRIVE
Q506
2SC2688
Q506
2SC2688
PIN-CONT
IC502
NJM2903D
IC502
NJM2903D
PIN-OUT
Q505
IRF614
Q505
IRF614
PMC
L509
L509
HLC
L510
L510
FBT
T503
NX-1748
T503
NX-1748
+B
Audio Front Vcc
*+audio 3D Vcc
*-audio 3D Vcc
+9V
11V
7V
+5V
5V REG & RESET
IC002 MM1319AF
9V REC IC603
5V REC IC604
STB TRANS
T604
SRT
T603
Additional
Color Matrix
Color Matrix
SYSTEM
Ucom
IC001
CXP86441
CXP86441
RECEIVER
SBX1981-11
IC901
IC901
SIRCS
R G B
BLK
I2L
MEMORY
IC003
ST24C08FB6
ST24C08FB6
32 31 30
37 39 40
15
28 29 30 31
F
STB SW TR
Q605
2SK2845
2SK2845
POWER IC
IC601
STR-F6656
STR-F6656
LINE FILTER
T601
LINE
FILTER
FILTER
T4601
T4602
T4602
THP
THP600
AC CORD
DGC
MAIN. TUVIF
with
STEREO DECODER
(MSP3415)
(MSP3415)
TU101
BTF-WG441(I)
BTF-WG441(I)
<slave: C0H>
TEXT DECODER
with Ucom
IC801
SAA5261
SAA5261
<slave: 58H>
V1
R G B
BLK
KV-XF21M63/
XF21M65 only
XF21M65 only
KV-XF21M31
RM-952
KV-XF21M31
RM-952
KV-XF21M31
RM-952
–
43
–
–
44
–
–
42
–
CN604
CN306
CN703
DY
1
DGC
B
9V
IK
1
5
6
(RGB OUT)
1
E
CN704
PICTURE
TUBE
1
2
3
4
5
6
H+
H+
H-
H-
V-
V+
1
2
3
4
5
6
7
VM
GND
9V
VM MUTE
GND
NC
+B
CN5901
1
2
3
7
VM
GND
9V
+B
(POWER SUPPLY, HV, MICON, Y/C JUNGLE)
1
2
3
DGC
NC
DGC
2
1
A
C
IN
A
C
IN
VELOCITY
VM1
A
C5
NECK ASSY
DY ASSY
N/S COIL +
N/S COIL -
3
1
NS COIL
CN1802
2N
C
CN702
1
G
2
FBT
4
3
GND
R
H1
3
2
1
E
200V
CN701
2
G
9V
IK
GND
R
G
B
6
5
4
3
2
1
CN305
1
2
3
H1
GND
200V
CN505
CN601
MODULATION
NC
GND
6
5
VM MUTE
4
CRT
CN4602
A
C
OUT
A
C
OUT
2
1
A
C
IN
A
C
IN
2
1
CN4601
(CISPR)
F
1
GND
CN4603
CN104
GND
1
V1 (TELE TEXT)
(KV-XF21M61/XF21M65 ONLY)
SCL
SDA
GND
BLK
BLUE
GREEN
RED
7
6
5
4
3
2
1
CN803
1
2
3
4
5
6
7
GND
VP
SCP
GND
GND
CVBS
7.5V
CN801
4
GND
5
6
GND
CVBS
7V
SCP
VP
GND
7
3
2
1
CN301
CN307
1
2
3
4
5
6
7
SCL
SD
A
GND
BLK
BLUE
GREEN
RED
5-2. FRAME SHEMATIC DIAGRAM
– 45 –
KV-XF21M31
RM-952
VM1
A
F
V1
C5
5-3. CIRCUIT BOARDS LOCATION
– 46 –
KV-XF21M31
RM-952
5-4. SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS
Note:
•
All capacitors are in
µ
F unless otherwise noted.
•
All electrolytic capacitors are rated at 50V unless otherwise noted.
•
All resistors are in ohms.
k
k
Ω
= 1000
Ω
, M
Ω
= 1000k
Ω
•
Indication of resistance which does not have rating electrical
power is as follows.
power is as follows.
Pitch: 5 mm
Rating electrical power 1/4W (CHIP: 1/10W)
Rating electrical power 1/4W (CHIP: 1/10W)
•
: nonflammable resistor.
•
¢
: internal component.
•
: panel designation or adjustment for repair.
•
All variable and adjustable resistors have characteristic curve B
unless otherwise noted.
unless otherwise noted.
•
Readings are taken with a color-bar signal input.
no mark : PAL
( ) : SECAM
[ ] : NTSC 3.58
«
no mark : PAL
( ) : SECAM
[ ] : NTSC 3.58
«
»
: NTSC 4.43
•
Readings are taken with a 10 M
Ω
digital multimeter.
•
Voltage are dc with respect to ground unless other-
wise noted.
wise noted.
•
Voltage variations may be noted due to normal pro-
duction tolerances.
duction tolerances.
•
All voltages are in V.
•
: Cannot be measured.
•
Circled numbers are waveform references.
•
: B + bus.
•
: B – bus.
•
: signal path.
Reference information
RESISTOR
RESISTOR
: RN
METAL FILM
: RC
SOLID
: FPRD
NONFLAMMABLE CARBON
: FUSE
NONFLAMMABLE FUSIBLE
: RS
NONFLAMMABLE METAL OXIDE
: RB
NONFLAMMABLE CEMENT
: RW
NONFLAMMABLE WIREWOUND
:
*
ADJUSTMENT RESISTOR
COIL
: LF-8L
MICRO INDUCTOR
CAPACITOR
: TA
TANTALUM
: PS
STYROL
: PP
POLYPROPYLENE
: PT
MYLAR
: MPS
METALIZED POLYESTER
: MPP
METALIZED POLYPROPYLENE
: ALB
BIPOLAR
: ALT
HIGH TEMPERATURE
: ALR
HIGH RIPPLE
Note: The component identified by shading and
mark
!
are critical for safety. Replace only with
part number specified.
*
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