Read Sharp HT-CN300H (serv.man8) Service Manual online
HT-CN300H
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Figure 28 SCHEMATIC DIAGRAM (15/17)
AC POWER
SUPPRY CORD
AC 230 V, 50 Hz
FW11
CNP704
TO
DSP PWB
P20 5 - H
P20 5 - H
OSD_CS1
V_MUTE
V_SW2
DATA
V_SW1
CLK
V_REC_MUTE
FUNC_DVD
D_GND
AC_RLY
- 5 V
– B
– B
– B
– B
– B
+ B
+ B
+ B
+ B
+ B
+ B
+ B
+ B
+ B
+ B
+ B
+ B
GND_VIDEO
SW_5V
SW_5V
ASSIST
UN_SW_5V
UN_SW_GND
VIN3
SW1
VIN2
MUTE2
MUTE1
VIN1
SW2
VEE
VSS1
X-IN1
X-OUT1
HSYNC_OUT
X-IN2
X-OUT2
VSYNC_OUT
CS
SIN
SCLK
SECAM
525/625
NTSC/PAL
3.58/4.43
RST
CV_OUT
VDD2
CV_IN
CV_CR
SYNC_IN
SEPC
VSS2
PD_OUT
AMP_IN
AMP_OUT
FC
VCO_IN
VCO_OUT
SYNC_DET
VDD1
GND
OUT
I N
B
E
C
B
E
C
1
2
3
3
4
5
6
STBY
OUT
NC
I N
GND
VCC
B
C
E
1
1
2
3
4
5
6
7
8
9
10
11
3
4
5
6
7
8
9
10
11
11
VIDEO PWB-B7
CNS103
FROM
AMP. PWB
P24 1 - G
VIDEO SIGNAL
14 13 12 11
4
1
2
2
3
1
2
3
1
5
4
6
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
3
2
1
R4
7
C463
33/16
R463
75
R426
330
C4
33/
R46
75
C4
33
C
1
Z460
DZ6.2BSB
R523
100
Q521
KTC3198 GR
Q428
KTC3199 GR
R522
47K
D526
DS1SS133
C523
1000/6.3
C522
470/35
IC501
KA7805AP
VOLTAGE
REGULATOR
C521
0.047
(ML)
D521
DS1SS133
T501
SUB POWER
TRANSFORMER
C511
0.0047
RY511
D522 1N4004S
D523 1N4004S
D524 1N4004S
D525 1N4004S
R420
75
C421
33/16
C420
470/6.3
C427
4.7/50
IC404
TK15406M
VIDEO DRIVER
C422
0.022
CA1
56P
R428
2 . 2 K
R427
2 . 7 K
R466
1K
R477
220
C477
0.0012
C476
1/50
C430
0.022
C436
0.0068
R434
1K
C434
0.022
C432
24P(CH)
C435
1/50
(N.P.)
1/50
(N.P.)
R436
6 . 8 K
6 . 8 K
L432
5.6
µ
H
C433
24P(CH)
TC432
20P
R437
1 . 5 K
1 . 5 K
R435
120
L450
100
µ
H
C451
100/16
C450
100/16
L451
100
µ
H
C453
0.022
C481
0.001
C480
0.001
C454
0.022
C482
0.001
C483
0.001
R480
1K
R481
1K
R482
1K
R483
1K
L452
100
µ
H
C452
100/16
C455
0.022
IC401
LC74763
OSD.
X440
17.734475 MHz
C439
30P(CH)
C440
27P(CH)
C408
100P
C409
100P
C407
100P
R408
1K
R409
1K
R410
1K
C417
4.7/50
Q416
KRC107 M
C416
0.022
L511
AC LINE FILTER
F511
T2.5A L 250V
LUG511
COR2
LUG512
CNP431
CNP430
• NOTES ON SCHEMATIC DIAGRAM can be found on page 9.
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