KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
81
KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
MY BOARD SCHEMATIC DIAGRAM (3 OF 4)
1
|
2 |
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
A
—
B
—
C
—
D
—
E
—
F
—
G
—
H
—
I
—
J
—
K
—
L
—
M
Due to the complexity of this board, performing component level fi eld repairs is not recommended. If service is required, complete board replacement is the preferred repair method.
Data is provided for reference only.
(P4)
1
2
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
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
I
O
G
1
2
1
2
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
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
1
2
3
4
5
6
7
8
1
2
3
4
5
1
2
3
4
5
6
7
8
9
10
1
2
3
C2300
C2301
C2302
C2305
C2308
C2309
C2
31
0
C2311
C2312
C2313
C2315
C2317
C2318
C2319
C2349
C2352
C2353
C2359
L2012
L2013
Q2301
Q2303
Q2304
Q2312
Q2313
R2
30
2
R2307
R2308
R2311
R2312
R2313
R2314
R2315
R2
31
6
R2317
R2
3
18
R
23
2
1
R2322
R2323
R2325
R2
32
6
R2
32
8
R2330
R2336
R2337
R2339
R2
34
1
R2342
R2
3
43
R
23
4
4
R2
34
5
R2
34
7
R2348
R2353
R2357
R2358
R2363
R2368
R2371
R2375
R2380
R2452
R2453
R2
45
5
R2
46
0
R2377
R2381
R2352
R2351
R2379
R
23
0
3
R2301
R2359
R2370
C2307
CN2301
C2
35
4
R2333
R
23
5
0
C
23
5
5
Q2320
Q2321
R2464
R2466
R2467
R2300
R2299
R2298
C2361
Q2314
R2469
C2362
R2329
R2362
R2369
R2376
R2388
R2389
R2361
R2366
R2374
D2310
Q2315
Q2316
R2354
R2367
R2383
R2471
Q2322
R2372
C2306
X2300
R2
32
7
C2358
C2370
IC2305
R2483
R2484
R2480
R2481
R2607
R2304
R2378
IC2301
CN2302
R2450
R2355
R2335
R2360
R2365
R2373
R
23
0
6
R
23
0
5
Q2324
R2485
R2486
R2487
R2488
R2489
R2493
C2364
C2366
C2369
C2372
C2373
C2376
R2346
R2
3
24
R2
45
9
R2364
R2
3
38
IC2302
R2490
C2375
R2494
C2374
C2371
R2
31
9
R2390
CN2003
CN2004
IC2300
0.0047
50V
B:1608
100
16V
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
22
p
50
V
CH
:
16
0
8
0.1
25V
F:1608
5p
CH:1608
1 10V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.0047
50V
B:1608
100
16V
0.1
25V
F:1608
0.1
25V
F:1608
:LB2016
:LB2016
2SD601A
BUFF
2SD601A
LED-SW
2SD601A
BUFF
2SD601A
BUFF
2SD601A
BUFF
10
0
1/
16
W
:
CH
I
P
100
1/16W
:CHIP
100
1/16W
:CHIP
100
1/16W
:CHIP
100
1/16W
:CHIP
100
1/16W
:CHIP
100 1/16W
:CHIP
100
1/16W
:CHIP
10
0
1/
16
W
:
CH
I
P
100
1/16W
:CHIP
1
k
1
/1
6
W
:C
HI
P
1
00
1/
16
W
:C
H
IP
100
1/16W
:CHIP
10k
1/16W
:CHIP
0
1/16W
:CHIP
10
0
1/
1
6W
:
CH
IP
10
0
1/
1
6W
:
CH
IP
470
1/16W
:CHIP
100
1/16W
:CHIP
100
1/16W
:CHIP
100
1/16W
:CHIP
10
0
1/
16
W
:C
H
IP
4.7k
1/16W
:CHIP
10
k
1/
1
6W
:
CH
IP
10
k
1
/1
6
W
:C
HI
P
10
0
1/
1
6W
:
CH
IP
10
k
1/
16
W
:
CH
I
P
4.7k
1/16W
:CHIP
100
1/16W
:CHIP
10k
1/16W
:CHIP
1k
1/16W
:CHIP
47k
1/16W
:CHIP
100
1/16W
:1608
100
1/16W
:1608
22k
1/16W
:CHIP
100
1/16W
:CHIP
33k
1/16W
:CHIP
10k
1/16W
:CHIP
10
k
1/
16
W
:
CH
I
P
10
0
1/
16
W
:
CH
I
P
10k
1/16W
:CHIP
10k
1/16W
:CHIP
10k
1/16W
:CHIP
10k
1/16W
:CHIP
1k
1/16W
:CHIP
10
0
1
/1
6
W
:C
HI
P
100
1/16W
:CHIP
47
1/16W
:CHIP
10k
1/16W
:CHIP
22p
CH:1608
10P
WHT
:S-MICRO
2
pF
CH
:1
6
08
100
1/16W
:CHIP
1
00
1
/1
6
W
:C
HI
P
C
H:
16
0
8
2SD601A
2SD601A
10k
1/16W
:CHIP
10k
1/16W
:CHIP
10k
1/16W
:CHIP
47k
1/16W
:CHIP
47k
1/16W
:CHIP
1k
1/16W
:CHIP
100
16V
2SB709A
100
1/16W
:CHIP
100
16V
330
1/16W
:CHIP
47
1/16W
:CHIP
47
1/16W
:CHIP
47
1/16W
:CHIP
330
1/16W
:CHIP
330
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
UDZSTE-173.6B
2SB709A
2SB709A
4.7k
1/16W
:CHIP
4.7k
1/16W
:CHIP
10k
1/16W
:CHIP
10k
1/16W
:CHIP
2SD601A
100
1/16W
:CHIP
27p
CH:1608
10MHz
10
0
1/
1
6W
:
CH
IP
470
6.3V
0.1
25V
F:1608
NJM2391DL1-33
3.3V-REG
4.7k
1/16W
:CHIP
47k
1/16W
:CHIP
100k
1/16W
:CHIP
10k
1/16W
:CHIP
1k
1/16W
:CHIP
4.7k
1/16W
:CHIP
4.7k
1/16W
:CHIP
PST9129NL
RESET
50P
:B TO B
0
1/16W
:CHIP
100
1/16W
:CHIP
820
1/16W
:CHIP
100
1/16W
:CHIP
100
1/16W
:CHIP
100
1/16W
:CHIP
10
k
1/
16
W
:C
H
IP
1k
1/
16
W
:C
H
IP
2SD601A
4.7k
1/16W
:CHIP
33k
1/16W
:CHIP
1k
1/16W
:CHIP
1M
1/16W
:CHIP
470
1/16W
:CHIP
1k
1/16W
:CHIP
0.1
:CHIP-1608
0.1
:CHIP-1608
1000p
:CHIP-1608
220p
:CHIP-1608
:CHIP-1608
680p
:CHIP-1608
56k
1/16W
1
00
1
/1
6
W
:C
HI
P
1k
1/
1
6W
:
CH
IP
100
1/16W
:CHIP
0
1/
16
W
:C
HI
P
M24C32-WMN6T(B)
NVM1
10k
1/16W
:CHIP
10
0
1/
16
W
:
CH
I
P
47k
1/16W
:CHIP
2P
3P
M306V7MG-078FPU0
MIDCONT
SIIC
POWERCONT
LINEMUTE
3
D
R
S
T
SYNCSW
T
U
N
E
R
3.3V
CONTROLS
5V
YCBCRSW0
YCBCRSW1
AMUTE
S
P
M
U
T
E
D
S
P
E
R
R
D
S
P
R
S
T
STBY5V
DSPCUT
O
C
P
A
B
L
A
T
T
POWER_INT
CONTROLS
DFDAC
DQPDAC
5V
MCCDY
AGCM
MAIN_YS
UNREG_5V
HDMIRESET
S
C
L
K
S
D
A
T
B
C
L
K
B
D
A
T
SIRCS
PON
M
I
D
R
S
T
A
C
R
L
Y
D
G
C
R
L
Y
T
H
S
W
TU2V
TU2LR
TU1R
TU1L
TU1V
YMYS
OSDB
OSDG
OSDR
+BOVP
DHMUTE
OSDV
OSDH
KEY1
KEY1
KEY2
SIRCS
PON
SDAT
SCLK
+
B
O
V
P
D
H
M
U
T
E
Y
M
Y
S
O
S
D
R
O
S
D
G
O
S
D
B
O
S
D
V
O
S
D
H
BCLK
BDAT
KEY2
STBY/TIMERLED
STBY/TIMERLED
(TIMERLED)
B
Y
T
E
C
N
V
S
S
V
S
S
V
C
C
(NOT USED)TBSETB
O
A
N
T
S
N
C
A
0
A
1
A
2
V
D
D
G
N
D
B
D
A
T
B
C
L
K
W
P
V
C
C
O
U
T
G
N
D
G
N
D
N
C
A0h
O_FMONO_M
O_A_MUTE
I
_
S
I
R
C
S
I
_
S
U
B
_
O
S
C
I
_
R
E
S
E
T
O
_
S
U
B
_
O
S
C
O
_
O
S
C
I
_
O
S
C
I
_
O
S
D
_
O
S
C
O
_
O
S
D
_
O
S
C
O
_
Y
M
O
_
Y
S
I
O
_
S
C
L
K
I
O
_
B
C
L
K
I
O
_
B
D
A
T
IO_SDAT
O_R
O_G
O_B
O_DHMUTE
I_BINT
I_MID_BUSY
I_LB_ERR
I_OVP
I_OCP
I_MPWR_SW
O_NVM_WP
O
_
A
N
T
_
M
O
_
P
R
O
T
_
M
U
T
E
O
_
S
P
M
U
T
E
O
_
P
M
U
T
E
O
_
D
G
C
_
R
L
Y
O
_
A
C
_
R
L
Y
O
_
S
C
A
N
_
S
Y
N
C
_
S
W
O
_
M
A
I
N
_
S
W
I
_
A
C
_
O
F
F
O
_
L
M
U
T
E
O
_
A
_
R
S
T
I
_
M
O
D
E
L
O
_
D
S
P
_
R
S
T
I
_
D
S
P
_
E
R
R
GND
STBY 5V
GND
SAPINDI
AFTTUS
GND
3.3V
3.3V
AFTTUM
BDAT
BCLK
BINT
SCLK
SDAT
OSDYMYS
OSDB
DHMUTE
OSDG
+BOVP
OSDR
HSYNCTUS
AGCM
HSYNCTUM
TU1V
TU1L
TU1R
SAP
TU2LR
TU2V
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
PON
SIRCS
MONO
OSDV
OSDH
O_AGC_ATT
O
_
D
Q
P
I
_
H
S
Y
N
C
T
U
S
I
_
H
S
Y
N
C
T
U
M
I
_
O
S
D
_
H
I
_
O
S
D
_
V
O_SAP
VHOLD2
HLF2
VCCE
I_CVIN1
I_CVIN2
KEY1
KEY2
STBY5V
I_KEY1
GND
GND
KEYWAKE
O
_
D
F
_
D
A
C
ACOFF
PROTMUTE
I
_
I
N
T
0
P
.
4
O
_
D
S
P
C
U
T
I
_
I
N
T
1
I_AFT_TUM
I_AFT_TUS
I_KEY2
SIRCS
I-DVIVGA
O
-
D
V
I
S
W
O
-
V
5
S
W
I-SAP
O-DVIMUTE
O
-
A
B
L
A
T
T
O
-
S
U
B
D
R
C
N
C
O
-
T
H
S
W
O
-
M
S
Y
M
PMUTE
(P.1)
(P.1)
(P.1)
V
H
O
L
D
1
H
L
F
1
NC
UNREG_5V
UNREG_5V
NC
NC
N
C
N
C
I_BOX_BUSY
0_BOX_RESET
0
_
B
O
X
_
G
R
A
N
T
O_CLAMP_MUTE
TXD
RXD
N
C
I_BOX_TSDATA1
N
C
O
_
A
T
S
C
O
_
B
L
O
C
K
_
M
O
_
B
L
O
C
K
_
S
HDMIRST
R
E
S
E
T
C
N
V
S
S
E
P
M
B
U
S
Y
S
C
L
K
O_STBY_TIMER_LED
STBY/TIMERLED
TO HAX CN1001
TO AY CN525
(TIMERLED)
O_TIMER_LED
MICRO (MAIN,CCD)
9-965-963-01<DA4>MY(3/4)