DOWNLOAD Sharp HT-CN300H (serv.man8) Service Manual ↓ Size: 532.6 KB | Pages: 18 in PDF or view online for FREE

Model
HT-CN300H (serv.man8)
Pages
18
Size
532.6 KB
Type
PDF
Document
Service Manual
Brand
Device
Audio / Home Theatre / Schematic diagrams
File
ht-cn300h-sm8.pdf
Date

Sharp HT-CN300H (serv.man8) Service Manual ▷ View online

HT-CN300H
– 14 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 9.
Figure 14 SCHEMATIC DIAGRAM (1/17)
FAN_CONT
PROTECT
POW_LEVEL
FL_PRIOUT
A_GND
FR_PRIOUT
SR_PRIOUT
SL_PRIOUT
A_GND
CT_PRIOUT
SW_PRIOUT
A_GND
A_GND
F_RLY
S_RLY
C_RLY
W_RLY
-20DBATT
FAN_CONT
THERMO
PROTECT
POW_LEVEL
E
B
C
E
B
C
E
B
C
E
B
C
GNDB
GNDA
MuteB
MuteA
VccB
VEE
VEE
8 +INA
7 -INA
13 +INB
12 -INB
11
MUTEB
6
MUTEA
1
OUTB
3
OUTA
2
VCCA
5
GNDA
10
GNDB
15
VCCB
4
VEE
14
NC1
9
NC2
GNDB
GNDA
MuteB
MuteA
VccB
VEE
VEE
8 +INA
7 -INA
13 +INB
12 -INB
11
MUTEB
6
MUTEA
1
OUTB
3
OUTA
2
VCCA
5
GNDA
10
GNDB
15
VCCB
4
VEE
14
NC1
9
NC2
GNDB
GNDA
MuteB
MuteA
VccB
VEE
VEE
8 +INA
7 -INA
13 +INB
12 -INB
11
MUTEB
6
MUTEA
1
OUTB
3
OUTA
2
VCCA
5
GNDA
10
GNDB
15
VCCB
4
VEE
14
NC1
9
NC2
22K THERMO
E
B
C
E
B
C
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
E
B
C
E
B
C
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
19
CNP711
TO
DSP PWB
P23  12 - F
FM  SIGNAL
AMP. PWB-B3 (1/2)
TERMINAL PWB-B5
IC203
LM4766T
POWER AMP.
R282 10K
C256
22/35
(N.P.)
C265
22/35
(N.P.)
C299
0.22
C295
0.22
C291
0.22
C292
0.22
C296
0.22
C195
390P
C193
330P
C192
330P
C188
330P
C190
330P
C189
330P
C186
330P
C228
0.22
R262 1K
R274 1K
R275 270
R276 22K
R264 22K
R263 220
IC202
LM4766T
POWER
AMP.
R238 1K
R251 220
R252 22K
R239 220
R291 10K
R240
22K
R249
22K
C234
22/35
(N.P.)
C243
22/35
(N.P.)
R237 22K
R250
1K
C236
0.22
R241
4.7
C245
0.22
R253
4.7
C206
0.22
C207
0.22
C212
22/35
(N.P.)
C221
22/35
(N.P.)
R214 1K
R226 1K
R227 220
R228 22K
R216 22K
R215 220
IC201
LM4766T
POWER AMP.
R290 10K
R272
100
R271
2.2K
C263
0.001
R270
820
R260
100
Q250
2SC2878 B
R259
2.2K
C254
0.001
C196
820P
R258
820
R261
22K
Q260
2SC2878 B
C255
1/50
(N.P.)
C264
1/50
(N.P.)
R140
10K
R141
10K
R273
22K
CNP203
BI204
R236
100
Q230
2SC2878 B
R235
2.2K
C232
0.001
R234
820
R248
100
Q240
2SC2878 B
R247
2.2K
C241
0.001
C233
1/50
(N.P.)
C242
1/50
(N.P.)
R142
10K
R143
10K
R246
820
CNS204
COR1
R224
100
Q220
2SC2878 B
R223
2.2K
C219
0.001
C198
0.0047
R222
820
R212
100
R211
2.2K
R210
820
R213
22K
R225
22K
Q210
2SC2878 B
C210
0.001
C211
1/50
C220
1/50
(N.P.)
R145
10K
R144
10K
C170
100/10
Q270
KTC3199 GR
Q271
KTC3199 GR
C272
47/50
R168
56K
D251 DS1SS133
D252 DS1SS133
D272 DS1SS133
CNP122
FW12
– 15 –
HT-CN300H
Figure 15 SCHEMATIC DIAGRAM (2/17)
7
8
9
10
11
12
FL_GND
FR
FL
FR_GND
CT_GND
CT
SR
SL
SL_GND
SR_GND
M
SUBWOOFER
TO
AMP. PWB (2/2)
P24  1 - A
E
B
C
E
B
C
E
B
C
E
B
C
E
B
C
3
1
2
1
OUTB
3
OUTA
9
NC2
E
B
C
1
2
1
2
3
2
1
1
2
3
4
5
6
7
8
9
10
11
1
2
3
4
5
6
7
8
9
10
11
B
C
E
M_12VA
+B1
PGND
-B1
PGND_A
FANGND
FANB
SPEAKER PWB-B6
1
2
4
5
6
7
8
CNS201
FAN MOTOR
DRIVER
M200
FAN MOTOR
CNP205
CNS205
Q202
KTC3199 GR
C201
47/16
Z202
DZ6.2BSB
R205
150(1W)
Q203
2SB1565 F
C203
47/50
R172
3.9K
Q204
KTA1271 Y
Q201
KTC3203 Y
R201 1K
R202
220K
R203 2.7K
C200
47/10
R204
470K
C204
100/10
Z201
DZ3.9BSB
D200
DS1SS133
D299
DS1SS133
R200
820K
Z200
DZ5.1BSB
R209 22K
D201
DS1SS133
Q200
KRC107 M
C268
0.12
C269
0.12
C296
0.22
28
2
IC202
LM4766T
POWER
AMP.
10K
C214
0.22
C223
0.22
C258
0.22
C267
0.22
C202
0.22
C205
0.22
C208
0.22
C209
0.22
R218 10
R229 10
R265 10
R277 10
R181 10
R180 10
R176 10
R175 10
RY230
RY250
D250
DS1SS133
Q255
KRC105 M
R297
1K
R165
56K
R245 15
R196 15
R164
56K
R163
56K
R162
56K
RY210
D230
DS1SS133
D210
DS1SS133
Q215
KRC105 M
Q235
KRC105 M
R293
1K
R295
1K
L210 0.7
µ
H
L220 0.7
µ
H
L260 0.7
µ
H
L250 0.7
µ
H
L240 0.7
µ
H
R167
56K
R166
56K
R231 10K
R219 10K
R242 10K
R254 10K
R266 10K
CON210
CON211
R278
10K
R280
15
R187
15
C271
0.01
C187
0.0047
C239
0.022
C240
0.022
R257 15
R197 15
C248
0.022
C249
0.022
R269 15
R298 15
C261
0.022
C262
0.022
R233 15
R195 15
C226
0.022
C227
0.022
R221 15
R194 15
R182 15
R183 15
R184 15
R185 15
R186 15
C217
0.022
C218
0.022
R224 15
C237
0.12
C238
0.12
R256 15
C246
0.12
C247
0.12
R268 15
C259
0.12
C260
0.12
R232 15
C224
0.12
C225
0.12
R220 15
C215
0.12
C216
0.12
R281
4.7
L270
0.7
µ
H
J201
SPEAKER TERMINAL
CON201
Q170
KRC107 M
R170
8.2K
D171
DS1SS133
D170
DS1SS133
R171
10K
D172
DS1SS133
R168
56K
C176 0.0047
C175 0.0047
C178 0.0047
C179 0.0047
C180 0.0047
HT-CN300H
– 16 –
Figure 16 SCHEMATIC DIAGRAM (3/17)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 9.
FW7
CON703
TO
DSP PWB
P20  1 - G
FW6
AC_RLY
D_GND
FUNC_DVD
VREC_MUTE
CLK
V_SW1
DATA
V_SW2
V_MUTE
OSD_CS1
DD_LED
DSP_POWER_IN
STD_LED
DSP_SMUTE_IN
DTS_LED
REM_ACK_LED
VIR_LED
REMCON
DPL_LED
DSP_RST
AAC/MPEG_LED
VF2
DSP_RX_IN
DSP_STAND_BY
FLD_SDATA
L_MUTE
NC
FLD_SCK
-VP
FLD_CS
VF1
CCB_CE1
SW_5V
CCB_CE0
UN_SW_5V
CLK
D_GND
DATA
CCB_CE2
V_MUTE
1
2
3
4
5
6
7
8
9
10
GND
11
12
13
14
15
16
17
18
19
20
VCC
17
P5
18
P6
19
P7
20
P8
21
P9
22
P10
23
P11
24
P12
25
P13
26
P14
27
P15
28
P16
29
P17
30
P18
31
P19
32
P20
34
F2
35
F1
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
1
24
25
26
27
28
29
29
N.C.
N.C.
FUNC_TUNER
SMUTE(NO
USE)
43
POWER_ON_LED
44
STAND_BY_LED
45
DSP_RST
46
VDD3
47
DSP_SMUTE_IN
48
DSP_POWER_IN
49
DD_LED
50
STD_LED
51
DTS_LED
52
VIR_LED
53
DPL_LED
54
AAC/MPEG_LED
55
OSD_RST
56
OSD_CS1
57
OSD_CS2
58
NTSC/PAL
59
V_SW2
60
V_SW1
61
V_REC_MUTE
62
FUNC_DVD
63
FUNC_TUNER
64
NO_USE3
65
LMUTE
66
AC_RLY
67
W_SP_RLY
68
S_SP_RLY
69
C_SP_RLY
70
F_SP_RLY
71
P20
72
P19
73
P18
74
P17
75
P16
76
P15
77
P14
78
P13
79
VLOAD
80
P12
81
P11
82
P10
83
P9
84
P8
85
P7
86
P6
87
P5
88
P4
P3
1
1
2
3
4
5
6
7
8
9
10
10
S5V_1
US5V_1
CNP701
TO
DSP PWB
P20  1 - E
C624
0.022
C627
0.022
C625
0.022
CNP670
R698 300
R699 1.5K
LED699
LE204HT
RED
LED698 EL204GT GREEN
IC604
VHC541AF
BUFFER AMP.
C660
0.022
C699
0.022
C698
0.022
IC
IX0
SY
MICROC
C692
1/50
R693
33
C693
100/10
R621
47
R622
47
Z621
DZ6.2BSB
R623
12K
C623
47/50
CNP640
R665 1K
R658 1K
R659 1K
R660 1K
R661 1K
R657 1K
R656 1K
R655 1K
R662 1K
R685
10K
R686
10K
– 17 –
HT-CN300H
Figure 17 SCHEMATIC DIAGRAM (4/17)
7
8
9
10
11
12
BACK-UP
UN_SW_5V
SW_5V
FW8
CNP708
TO
DSP PWB
P21  12 - F
-20DBATT
F_RLY
FAN_CONT
C_RLY
CCB_CE0
S_RLY
RDS_RDDA
RDS_RDCL
RDS_RST
RDS_READY
SPN
N.C.
TUN_SM
CLK
W_RLY
DATA
THERMO
CCB_DO
PROTECT
D_GND
POWER_LEVEL
B
C
E
B
C
E
3
2
1
2
1
2
3
4
5
6
7
8
9
10
GND
11
12
13
14
15
16
17
18
19
20
VCC
1
F4
2
F3
4
G1
5
G2
6
G3
7
G4
8
G5
9
G6
10
G7
11
G8
12
G9
13
P1
14
P2
15
P3
16
P4
17
P5
18
P6
19
P7
20
P8
21
P9
22
P10
23
P11
24
P12
25
P13
26
P14
27
P15
28
P16
29
P17
P18
RDS_RDDA
1
VDD1
2
RDS_READY
3
RDS_RDCL/KARA_LAC
4
/MIC_IN
5
RDS_RESET
6
-20_ATT
7
FAN_CONT
8
CCB_CE0
9
CCB_CE1
10
RESET
11
X2
12
X1
13
VPP/IC
14
XT2
15
SPN
16
VDD2
17
CLK
18
DATA
19
CCB_DO
20
CCB_CE2
21
FLD_CS
22
FLD_SCK
23
NO_USE1
24
FLD_SDATA
25
AVSS
26
POWER_LEVEL
27
PROTECT
28
THERMO
29
TUN_SM
30
DIST_1
31
DIST_0
32
KEY_1
33
KEY_0
34
AVDD
35
AVREF
36
SYS_STOP
37
DSP_RX-IN_OUT
38
DSP_STAND_BY
39
REMCON
40
VSS
41
REM_ACK_LED
42
SMUTE(NO_USE)
43
POWER_ON_LED
44
STAND_BY_LED
45
DSP_RST
46
VDD3
47
DSP_SMUTE_IN
48
DSP_POWER_IN
83
P9
84
P8
85
P7
86
P6
87
P5
88
P4
89
P3
90
P2
91
P1
92
G9
93
G8
94
G7
95
G6
96
G5
97
G4
98
G3
99
G2
100
G1
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
20
1
DISPLAY PWB-B1
IC604
VHC541AF
BUFFER AMP.
R633 1K
R678 10K
R677 10K
R676 10K
R679 68K
R666 3.3K
R667 3.3K
R638 1.5K
R637 1.5K
R635 1K
SW678
ON/STAND-BY
R636 10K
C622
4.7/50
C671
220/6.3
R694
330K
R626 1K
R627 1K
R628 1K
R629 1K
R630 1K
R672 10K
R675 10K
R615 1K
R617 1K
R618 1K
R619 1K
R620 1K
R614 10K
R610 1K
C611
12P(CH)
C612
18P(CH)
X611
4.19304 MHz
R602 1K
R603 1K
R604 1K
R605 1K
R606 1K
R607 1K
R608 1K
R609 1K
C601
1000/6.3
C600 0.022
IC601
IX0014BG
SYSTEM
MICROCOMPUTER
Q691
KRC107 M
R691
1K
R692
100K
C690
1/50
FL690   DISPLAY
R690
3.3
R683
47K
D685
DS1SS133
D683
DS1SS133
D684
1N4004S
D681
DS1SS133
R680
4.7K
Q682
KRC107 M
D682
DS1SS133
R682 100K
C682
3.3/50
C681 0.022
C685
0.022
C686
0.1/50
C680
10/50
IC602
KA7042AP
VOLTAGE
REGULATOR
IC603
74VHC541AF
BUFFER AMP.
C620
0.022
D680
DS1SS133
CNP601
Page of 18
Display

Sharp HT-CN300H (serv.man8) Service Manual ▷ Download

  • DOWNLOAD Sharp HT-CN300H (serv.man8) Service Manual ↓ Size: 532.6 KB | Pages: 18 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the Sharp HT-CN300H (serv.man8) in PDF for free, which will help you to disassemble, recover, fix and repair Sharp HT-CN300H (serv.man8) Home Theatre. Information contained in Sharp HT-CN300H (serv.man8) Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.