KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
75
KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
BY BOARD SCHEMATIC DIAGRAM (1 OF 4)
1
|
2 |
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
A
—
B
—
C
—
D
—
E
—
F
—
G
—
H
—
I
—
J
—
K
—
L
—
M
—
N
—
O
—
P
3
2
BY BOARD WAVEFORMS
1
1.6 Vp-p (H)
1.3 Vp-p (H)
1.2 Vp-p (H)
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.
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
101
102
103
104
105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
1
2
3
4
6
1
2
3
4
6
1
2
3
4
6
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
1
2
3
4
5
6
7
8
9
10
11
12
13
14
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
C3359
R3355
R3360
R3354
C3378
R3353
R3352
R3342
C3363
L3310
L3311
Q3302
C3319
C3318
C3317
C3315
C3314
C3313
C3325
C3335
C3343
C3349
C3350
C3360
C3316
C3302
C3303
C3376
C3
37
1
C
33
7
2
C3374
R3325
R3326
R3351
R3348
R3840
C3375
R3364
R3365
R3367
R3382
FL3301
R3371
R3302
R3304
C3329
R3303
Q3307
R3372
FL3302
R3375
R3373
R3374
C3334
R3376
Q3309
R3377
FL3303
R3380
R3378
R3379
C3337
R3381
Q3311
R3383
L3903
R3976
R3975
R3977
R3978
R3979
R3980
R3981
R3982
R3983
R3384
R3386
R3387
R3385
R3388
R3389
R3390
R3391
R3392
R3393
R3394
R3369
CN3203
R3407
R3451
R3480
FB3001
C3620
R3070
L3304
R3343
R3346
IC3306
C3358
C3379
Q3305
C3377
C3364
R3344
R3335
C3333
C3326
C3351
C3357
C3341
IC3301
C3301
C3370
C3369
C3368
C3367
C3365
C3366
R
33
4
5
C3305
C3304
R3359
R3
35
8
R3349
R3357
R3350
Q3303
R3323
R3324
R3341
R3347
RB3306
RB3307
RB3304
RB3305
R3366
R3370
Q3306
Q3308
Q3310
C3912
C3906
R3911
IC3302
C3307
C3308
C3309
R3409
FB3303
RB3436
RB3437
RB3438
RB3439
R3400
R3401
FB3304
IC3303
3.3k
1/16W
:CHIP
2.2k
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
2.2k
1/16W
:CHIP
3.3k
1/16W
:CHIP
0
1/16W
:CHIP
CXD2095AQ
DRC-MF
47
16V
:AL-CP
1k
1/16W
:CHIP
3.3k
1/16W
:CHIP
220
1/16W
:CHIP
47
16V
:AL-CP
22k
1/16W
:CHIP
470k
1/16W
:CHIP
3.6k
1/16W
:RN-CP
47
16V
:AL-CP
:CHIP
:CHIP
2SD601A
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
100
6.3V
:AL-CP
0.1
25V
F:1608
0
.1
2
5V
F
:1
6
08
0
.1
25
V
F:
16
0
8
0.1
25V
F:1608
2.2k
1/16W
:CHIP
0
1/16W
:CHIP
47
1/16W
:CHIP
4.7
6.3V
B:CHIP
3.3k
1/16W
:CHIP
47
1/16W
:CHIP
7.2MHz
:LPF
560
1/16W
:RN-CP
470
1/16W
:CHIP
100
1/16W
:CHIP
0.1
16V
B:1608
5.6k
1/16W
:RN-CP
2SD601A
470
1/16W
:CHIP
3.6MHz
:LPF
560
1/16W
:RN-CP
470
1/16W
:CHIP
100
1/16W
:CHIP
0.1
16V
B:1608
5.6k
1/16W
:RN-CP
2SD601A
470
1/16W
:CHIP
3.6MHz
:LPF
560
1/16W
:RN-CP
470
1/16W
:CHIP
100
1/16W
:CHIP
0.1
16V
B:1608
5.6k
1/16W
:RN-CP
2SD601A
470
1/16W
:CHIP
:CHIP
50P
B TO B
:BLK
0
1/16W
:CHIP
100
1/16W
:CHIP
100
1/16W
:CHIP
BLM41P750S
0.1
16V
B:1608
0
1/16W
:CHIP
:CHIP
100
1/16W
:CHIP
100
1/16W
:CHIP
TLC2933IPWR
READ PLL
0.1
25V
F:1608
0.1
25V
F:1608
2SB709A
0.01
25V
B:1608
0.1
25V
F:1608
470k
1/16W
:CHIP
10k
1/16W
:CHIP
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
HY57V16160ETP
16M-SDRAM
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
0.1
25V
F:1608
3.
3
k
1
/1
6
W
:R
N-
CP
0.1
25V
F:1608
0.1
25V
F:1608
220
1/16W
:RN-CP
22
0
1
/1
6
W
:R
N-
C
P
620
1/16W
:RN-CP
220
1/16W
:RN-CP
270
1/16W
:CHIP
2SD601A
220
1/16W
:CHIP
330
1/16W
:CHIP
100*4
100*4
100*4
100*4
10k
1/16W
:CHIP
2SB709A
2SB709A
2SB709A
100
6.3V
:AL-CP
47
16V
:AL-CP
1k
1/16W
:CHIP
1.8V-REG
0.1
25V
F:CHIP
0.1
25V
F:CHIP
100
6.3V
:AL-CP
0
1/16W
:CHIP
100
1/16W
:CHIP
0*4
0*4
0*4
0*4
0
1/16W
:CHIP
0
1/16W
:CHIP
BLM11B470SB
A
9
A
8
A
7
A6
A5
A4
3.3V
MS5V
5V
5V
3.3V
PXI
X
D
R
C
H
S
X
D
R
C
V
S
3.3V
LINE-W
DRC-FILM
3.3V
5V
3.3V
DETECT
PMUTE
ID
ADTB
W
1
3
I
D
N
R
H
P
D
R
C
V
D
R
C
V
V
P
N
R
Y MAIN
U MAIN
V MAIN
5V-3
N
R
H
5V
C
5
4
O
C
5
4
O
DRCDCLK
DRC
MID SYNC
SEL Y/CR/CB
RST
MID MICRO
IIC1
9V
TH CONT
ABLATT
X
R
A
S
X
W
E
D
O
M
X
C
S
D
Q
1
D
Q
2
D
Q
3
D
Q
4
D
Q
5
D
Q
6
D
Q
7
A
3
A
2
A
1
A
0
A
1
0
A
1
1
X
C
S
X
R
A
S
X
C
A
S
X
W
E
D
O
M
X
C
A
S
D
Q
0
Y
0
Y
1
Y
2
Y
3
Y
4
Y
5
Y
6
Y
7
C
B
0
C
B
1
C
B
2
C
B
3
C
B
4
C
B
5
C
B
6
C
B
7
C
R
0
C
R
1
C
R
2
C
R
3
C
R
4
C
R
5
C
R
6
C
R
7
D
Q
4
D
Q
5
D
Q
6
D
Q
7
D
Q
0
D
Q
1
D
Q
2
D
Q
3
A
0
A
1
A
2
A
3
A
1
0
A
1
1
D
Q
8
D
Q
9
D
Q
1
0
D
Q
1
1
D
Q
1
2
D
Q
1
3
D
Q
1
4
D
Q
1
5
D
Q
8
D
Q
9
D
Q
1
0
D
Q
1
1
D
Q
1
2
D
Q
1
3
D
Q
1
4
D
Q
1
5
DAT1
CLK1
SUB G
MID BUSY
MID BINT
S-VD
S-HD
HD3
SEL CR OUT
SEL CB OUT
SEL Y OUT
C0
C1
C2
C3
C4
C5
C6
C7
Y0
Y1
Y2
Y3
Y4
Y5
Y6
Y7
VD3
LOGIC VDD
SELECT
VCO OUT
FINA
FINB
PFD OUT
LOGIC GND
VCO VDD
R BIAS
VCO IN
VCO GND
VCO INHBIT
PFD INHBIT
NC
D
Q
0
V
C
C
D
Q
1
V
S
S
Q
D
Q
2
D
Q
3
V
C
C
Q
D
Q
4
D
Q
5
V
S
S
Q
D
Q
6
D
Q
7
V
C
C
Q
L
D
Q
M
W
E
C
A
S
R
A
S
C
S
A
D
D
R
1
0
A
D
D
R
1
1
A
D
D
R
0
A
D
D
R
1
A
D
D
R
2
A
D
D
R
3
V
C
C
V
S
S
D
Q
1
5
D
Q
1
4
V
S
S
Q
D
Q
1
3
D
Q
1
2
V
C
C
Q
D
Q
1
1
D
Q
1
0
V
S
S
Q
D
Q
9
D
Q
8
V
C
C
Q
N
C
U
D
O
M
C
L
K
C
K
E
N
C
A
D
D
R
9
A
D
D
R
8
A
D
D
R
6
A
D
D
R
5
A
D
D
R
4
V
S
S
A
D
D
R
7
V
D
1
V
S
1
W
1
3
I
D
I
H
D
D
I
V
D
D
M
O
D
E
X
C
A
S
X
R
A
S
X
W
E
D
O
M
X
C
S
V
S
2
D
Q
7
D
Q
6
D
Q
5
D
Q
4
D
Q
3
D
Q
2
D
Q
1
D
Q
0
V
D
2
V
S
3
A
V
D
1
A
V
S
1
D
Q
1
5
D
Q
1
4
D
Q
1
3
D
Q
1
2
D
Q
1
1
D
Q
1
0
D
Q
9
D
Q
8
T
E
N
A
3
V
S
4
A
D
D
R
1
1
A
D
D
R
1
0
A
D
D
R
9
A
D
D
R
8
A
D
D
R
7
A
D
D
R
6
A
D
D
R
5
A
D
D
R
4
V
D
3
V
S
5
C
1
3
O
A
D
D
R
3
A
D
D
R
2
A
D
D
R
1
A
D
D
R
0
A
V
D
2
A
V
S
2
V
D
4
VS6
DVSFT
DLINIT
IFPCT
FV
FH
PXI
VSTILL1
VSTILL0
VDPR
VDCL
VDL0
VDL1
VS7
XRST
CRCT
GAME
OCKSL
M0
M1
RBSL
VD5
VS8
B2
CYD0
CYD1
FSEL
S0
S1
AVD3
AVS3
VS9
ORDER
INSEL
LEVEL
XCLH
RXI
XOC
FPO
FFSW
VD6
HREF
RPLLHD
C54I
XH9O
XV9O
V9O
VD2O
HD2
VD7
VS10
FPD
C
L
P
V
S
1
4
D
B
O
9
D
B
O
8
D
B
O
7
D
B
O
6
D
B
O
5
D
B
O
4
D
B
O
3
D
B
O
2
D
B
O
1
D
B
O
0
A
V
S
5
A
V
D
5
V
S
1
3
V
D
9
D
R
O
9
D
R
O
8
D
R
O
7
D
R
O
6
D
R
O
5
D
R
O
4
D
R
O
3
D
R
O
2
D
R
O
1
D
R
O
0
V
S
1
2
D
Y
O
9
D
Y
O
8
D
Y
O
7
D
Y
O
6
D
Y
O
5
D
Y
O
4
D
Y
O
3
D
Y
O
2
D
Y
O
1
D
Y
O
0
C
2
7
O
V
S
1
1
C
5
4
O
V
D
8
A
V
S
4
A
V
D
4
A
B
O
D
A
V
S
D
A
V
D
V
G
A
R
O
V
B
I
R
F
V
R
F
A
Y
O
ADHD
RCON
BCON
WPLLHD
W13I
IVD
VS15
DIC0
DIC1
DIC2
DIC3
DIC4
DIC5
DIC6
DIC7
VD10
VS16
DIY0
DIY1
DIY2
DIY3
DIY4
DIY5
DIY6
DIY7
VD11
TCK
TDI
TMS
TDO
TRST
VS17
DICD0
DICD1
DICD2
DICD3
DICD4
DICD5
DICD6
DICD7
VD12
VS18
DIYD0
DIYD1
DIYD2
DIYD3
DIYD4
DIYD5
DIYD6
DIYD7
AVD6
AVS6
DRC Y
DRC CB
DRC CR
DRC H
5V
5V
DRC V
VDO Y
VDO CB
VDO CR
9V
RST
VDO HS
3.3V
3.3V
S-HD
SUB G
MID BUSY
MID BINT
TH CONT
DAT 1
CLK 1
S-VD
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
ABLATT
VDOVS
PMUTE
ID
MS5V
MS5V
NC
AD-DRC
TO AY CN513
9-965-963-01<DA4> BY(1/4)
1
2
3