Sony KV-PF14K70 Service Manual ▷ View online
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– 35 –
– 33 –
KV-PF14K70
RM-960
KV-PF14K70
RM-960
KV-PF14K70
RM-960
SECTION 5
DIAGRAM
5-1. BLOCK DIAGRAM
YC JUNGLE
IC301
CXA2139S
CXA2139S
<slave:88H>
MONITOR
OUT
OUT
TV V in
TV L in
Mon out
TV V in
V1 V in
43
6
12
V1 V in
V1 L in
V2 V in
V2 V in
4
V2 L in
V out 2
L out 2
JACK BLOCK
J401 4P
J902 2P
VIDEO IN 1
VIDEO IN 2
(FRONT)
(FRONT)
AUDIO
PROSESSOR
PROSESSOR
IC203
TDA7429L
<slave: 80H>
AUDIO OUT
IC201
TA8248K
TA8248K
RED OUT
GREEN OUT
BLUE OUT
Q704-712
C3
(RGB OUT)
A
(POWER SUPPLY, HV, MICON, Y/C JUNGLE)
SP ASSY
R out
CRT SOCKET
G out
CRT
A34LRG70X
A34LRG70X
DY
Y14RSA-S
Y14RSA-S
B out
R out
V out
U out
Y out
V in
U in
Y in
G out
B out
22
23
24
21
19
18
11
13
14
IK in
H. DRIVE
H. PULSE
E/W
VD+
VD-
H-OUT
Q511
2SC4927
Q511
2SC4927
V-OUT
IC503
TDA8172
IC503
TDA8172
HDT
T501
T501
H-DRIVE
Q506
2SC3209
Q506
2SC3209
PIN-CONT
IC502
NJM2903M
IC502
NJM2903M
PIN-OUT
Q505
IRF614
Q505
IRF614
PMC
L509
L509
HLC
L510
L510
FBT
T503
NX-1912
T503
NX-1912
+B
Audio Front 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
CXP86449
CXP86449
RECEIVER
SBX3081-51
IC901
IC901
SIRCS
R G B
BLK
I2L
MEMORY
IC003
M24C08-BN6
M24C08-BN6
32 31 30
37 39 40
28 29 30 31
F
(CISPR)
STB SW TR
Q605
2SK2845
2SK2845
POWER IC
IC601
STR-F6653
STR-F6653
LINE FILTER
T601
LINE
FILTER
FILTER
T4601
T4602
T4602
THP
THP600
AC CORD
DGC
MAIN. TUVIF
TU101
BTF-FA401
TU101
BTF-FA401
<slave: C0H>
– 38 –
– 37 –
– 36 –
KV-PF14K70
RM-960
KV-PF14K70
RM-960
KV-PF14K70
RM-960
5-2. FRAME SCHEMATIC DIAGRAM
5-3. CIRCUIT BOARDS LOCATION
A
F
C3
CN604
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+
(POWER SUPPLY, HV, MICON, Y/C JUNGLE)
1
2
3
DGC
NC
DGC
2
1
A
C
IN
A
C
IN
A
C3
DY ASSY
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
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
5-4. SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS
*
Note: The component identified by shading and
mark
! are critical for safety. Replace only with
part number specified.
Note:
•
•
All capacitors are in µF unless otherwise noted.
•
All electrolytic capacitors are rated at 50V unless otherwise noted.
•
All resistors are in ohms.
k
k
Ω = 1000Ω, MΩ = 1000kΩ
•
Indication of resistance which does not have rating electrical power
is as follows.
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 un-
less otherwise noted.
less otherwise noted.
• Readings are taken with a color-bar signal input.
no mark : PAL
( ) : SECAM
[ ] : NTSC 3.58
( ) : SECAM
[ ] : NTSC 3.58
« »
: NTSC 4.43
• Readings are taken with a 10 MΩ digital multimeter.
• Voltage are dc with respect to ground unless other-
wise noted.
• Voltage variations may be noted due to normal pro-
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
– 39 –
KV-PF14K70
RM-960
5
8
2
6
2
2
3
8
8
8
INT0
INT1
INT2
TEX
TX
EXTAL
XTAL
RST
MP
V
DD
V
SS
RMC
AN0~AN5
6
PA0~PA7
PORT A
PORT B
PORT C
PORT D
PORT E
PORT F
PORT G
PB0~PB7
PC0~PC5
PC6~PC7
PD0~PD7
PE0~PE1
PE2~PE3
PE4~PE6
PF0~PF7
PG3~PG6*, PG7
S1
SO
SCK
SDA0
SDA1
SCL0
SCL1
PWM
ADJ
PWM0~PWM7
(PWM0~PWM5)
I
2
C BUS
INTERFACE UNIT
8-BIT PWM 8CH
(6CH)
14BIT PWM 1CH
ON SCREEN
DISPLAY
8-BIT TIMER/
COUNTER 0
SERIAL INTERFACE
UNIT
REMOCON FIFO
A/D CONVERTER
6CH
SPC700 CPU CORE
ROM
12K/16K/24K/32K
40K/48K/60K BYTES
PRESCALER/
TIME-BASE TIMER
WATCHDOG TMER
32kHZ
TIMER/COUNTER
RAM
352/704/1536 BYTES
CLOCK GENERATOR
/SYSTEM CONTROL
INTERRUPT CONTROLLER
8-BIT TIMER 1
HSYNC COUNTER 1
HSYNC COUNTER 0
8 (6)
EC
XLC
EXLC
R
G
B
I
YS
YM
HSYNC
VSYNC
HS0
HS1
TO
2
2
2
A BOARD IC001 CXP86449-628S
– 40 –
KV-PF14K70
RM-960
A BOARD WAVEFORMS
4.8Vp-p (V)
5.1Vp-p (V)
NTSC
PAL/SECAM
1.4Vp-p (H)
1.2Vp-p (H)
240Vp-p
106Vp-p
PAL/SECAM
NTSC
1.5Vp-p (H)
0.2Vp-p (H)
PAL/SECAM
3.2Vp-p (H)
3.4Vp-p (H)
NTSC 3.58
NTSC 4.43
PAL/SECAM/NTSC 3.58
1.3Vp-p (H)
3.4Vp-p (H)
3.2Vp-p (H)
1.1Vp-p (V)
1.2Vp-p (H)
4.0Vp-p (V)
1.2Vp-p (H)
NTSC
3.4Vp-p (H)
1.5Vp-p (H)
NTSC
PAL/SECAM
1.1Vp-p (V)
PAL/SECAM
1.2Vp-p (H)
PAL/SECAM
NTSC
PAL/SECAM
3.2Vp-p (H)
1.0Vp-p (V)
NTSC
1.5Vp-p (H)
1
2
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4
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