NAD C 446, Руководство по обслуживанию

Страница: 19 / 33

FPP BOARD
5VF
3V3F
C202
22u/6v3
C203
100N
DGND
C209
100N
1G
1
A1
2
1Y1
18
A2
4
1Y2
16
A3
6
1Y3
14
A4
8
1Y4
12
V
C
C
20
G
N
D
10
2G
19
B1
11
2Y1
9
B2
13
2Y2
7
B3
15
2Y3
5
B4
17
2Y4
3
U206
74HCT244
DGND
5VF
C205
100n
DGND
DGND
F-
1
F-
2
BK1
4
LAT1
5
CLK1
6
SI1
7
VH
9
VH
10
GND
11
GND
12
C
IG
12
8X
32
F-
3
NC
8
VDD
13
BKG
14
LATG
15
CLKG
16
SIG
17
SOG
18
NC
19
SI2
20
CLK2
21
LAT2
22
BK2
23
F+
26
F+
27
F+
28
U203
CIG128X3201
VFD BK1
VFD LAT1
VFD CLK1
VFD SI1
VFD BK2
VFD LAT2
VFD CLK2
VFD SI2
VFD BKG
VFD CLKG
VFD SIG
8VD
R2
48
10
K
R2
50
10
K
VFPEN b
e
c
Q204
DTC114EKA
DGND
G
D S
M201
APM2301
C230
220U/16V
C228
22U/10V
DGND DGND
8VF
VF-
VF+
60VF
R227
100R
C210
100N
DGND
C221
100N
DGND
MCLR/VPP/RE3
1
RA0/AN0/C12IN0-
2
RA1/AN1/C12IN1-
3
RA2
4
RA3
5
RA4
6
RA5/HLVDIN
7
VSS
8
OSC1/CLKIN/RA7
9
OSC2/CLKOUT/RA6
10
RC0
11
RC1
12
RC2
13
RC3/SCK/SCL
14
RC4/SDI/SDA
15
RC5/SDO
16
RC6/TX/CK
17
RC7/RX/DT
18
VSS
19
VDD
20
RB0/INT0/FLT0/AN12
21
RB1/INT1
22
RB2/INT2
23
RB3/AN9
24
RB4/KBI0
25
RB5/KBI1/PGM
26
RB6//KBI2/PGC
27
RB7/KBI3/PGD
28
U205
PIC18F26K20
DGND
C204
100N
R203
22k
3V3F
DGND
PGCLK
PGDATA
1
2
3
4
5
CON201
ICSP
MCLR
VFD BK1
VFD BKG
VFD CLKG
VFD SIG
VFD LAT1
VFD CLK1
VFD SI1
R204
10k R205
220k
DGND
60VF
C206
100N
D201
3V6
3V3F
DGND
R207B
120R
R207C
120R
R207D
120R
R207A
120R
R209B
120R
R209C
120R
R209D
120R
R209A
120R
VFD BK2
VFD LAT2
VFD CLK2
VFD SI2
R214B
120R
R214C
120R
R214D
120R
R214A
120R
DGND
VSI
VCLK
VSTB
1G
1
A1
2
1Y1
18
A2
4
1Y2
16
A3
6
1Y3
14
A4
8
1Y4
12
V
C
C
20
G
N
D
10
2G
19
B1
11
2Y1
9
B2
13
2Y2
7
B3
15
2Y3
5
B4
17
2Y4
3
U209
74LCX244
DGND
C207
100n
DGND
DGND
R219B
120R
R219C
120R
R219D
120R
R219A
120R
DGND
FPCLK
FPMOSI
VFMISO
KEYMISOa
VFSTBa
KEYSTBa
IRFa
VSI
VCLK
VSTB
R235
10k
R208
100R
/oe
1
a
2
gnd
3
y
4
vcc
5
U208
AHC1G125
DGND
C208
100n X7R
DGND
R222
100R
R228
100R
R221
100R
1a
1
3y
2
2a
3
gnd
4
2y
5
3a
6
1y
7
vcc
8
U210
NC7NZ34
3V3F
DGND
3V3F
C224
22u/6V3
G
1
O
U
T
2
IN
3
O
4
U211
ASM1117-5
DGND
C222
100n
C223
100U/25V
5VF
8VD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
J201
Header 24
8VD
Q201
2SC1815
R
2
3
6
5
6
0
R
C226
2.2U/10V
C225
22u/6V3
3V3F
D202
1SS352
3V3F
1
2
3
4
CON202
NC
DGND
C229
220U/16V
DGND
3V3F DGND
DGND
DGND
DGND
R201
100R
IRF
R210
0R
R211
0R
R212
0R
R213
0R
R215
120R
ENCA
ENCB
ENCAa
ENCBa
R
2
3
4
1
0
0
R
C219
330P
dgnd
R
2
3
3
1
0
0
R
C218
330P
dgnd
R
2
3
2
1
0
0
R
C214
330P
dgnd
R
2
2
9
1
0
0
R
C220
330P
dgnd
DGND
R255
10KJ
R258
10KJ
R254
1K2J
R259
1K2J
C234
10nK
C237
10nK
DGND
C236
100N
C235
100N
A
B A
B
DGND
K207
Preset
K203
Display
K206
AM/FM
K202
Mute/Mode
SH/LD
1
CLK
2
E
3
F
4
G
5
H
6
QH
7
G
N
D
8
QH
9
SER
10
A
11
B
12
C
13
D
14
CLK INH
15
V
C
C
16
U212
HC165
DGND
DGND
C227
100n
DGND
DGND
KEY_SCK
KEY_STB
KEY_MISO
3V3S
DGND
K205
Memory
K201
Blend
K204
Power
R2
37
10
k
5%
R2
38
10
k
5%
R2
39
10
k
5%
R2
40
10
k
5%
R2
41
10
k
5%
R2
42
10
k
5%
R2
43
10
k
5%
LED_B
D
1
G
2
V
3
U201
TSOP34838
R202
10R
C201
47U/16
KEY_SCK
KEY_STB
KEY_MISO
ENCA
ENCB
3V3S
3V3S
3V3S
3V3S
3V3S
C245
47u/80v
R260
10
K
R261
47
R
0.5W
Q
20
5
2S
C
18
15
Q
20
6
2S
C
33
03
C232
1N
DGND
D207
BAV21W
R262
15
0R
C231
1N
DGND
0.5W
R263
1K2
DGND
D206
10V DGND
D208
BAV21W
R268
47
K
R267
22
K
D209
7V5
DGND
C244
100N
DGND
VF+
VF-
D205
BAV21W
R264
1K2
C240
10U/25V
R265
0R
R266
0R
C243
10U/10V
1
2
3
4
8
7
6 5
9
10
T201
VFD TR
C241
10U/25V
C242
100N
60VF
3V3S
LED_B
Q203
2SC1815
Q207
2SC1815
Q202
2SA1015
R245
75R
R244
470R
R252
10K
R253
10K
R251
10K
R256
10K
R257
10K
3V3S
D717
3LED
DGND
DGND
Red Blue Amber
1
2
3
4
5
6
USB
C400
0.1UF
C405
0.1UF
DGND
DGND
R2508
10KJ
ENC_Enter
ENC_Ent
er
_1
3V3S
A
1
C
2
B
3
4
4
5
5
7
7
6
6
V201
EC11E15244G1
DGND
1
2
3
4
CON208
CON-4
ENC_Ent
er
_1
ENC_Enter
DGND
VUSB
USB_DM
USB_DP
4
3
2
1
CON203
CON-4
4
3
2
1
CON204
CON-4A
D2002
1SS352
R2001
NC
R2002
100R
R2000
100R
VFD_BUSY
VFD_BUSY
LED_A
LED_A
Q210
2SC1815
R282
10K
R281
10K
DGND
R280
10K
3V3S
Page 19