D-NF400/NF401
20
20
6-9.
SCHEMATIC DIAGRAM
– MAIN Board (6/7) –
•
See page 14 for Waveform.
•
See page 29 for IC Pin Function Description.
C72
R49
Q40
C170
C92
R50
R52
C62
R70
R72
C69
C71
C54
VDR1
X61
C63
C64
C65
C158
R62
R
5
9
IC62
R42
C53
R76
R75
C168
C167
R47
R48
C59
C58
R43
R40
R71
Q41
R63
R51
C50
R56
R55
R53
R54
L62
Q71
C74
C56
R61
R73
TAP60
0.01
100k
DTC144TUA
1000p
1
10k
1k
1000p
0
470
22
6.3V
0.1
0.1
220K
75KHz
22p
10p
0.47
5p
100k
10
0
k
AK93C55AV-L
470
1
470k
470k
1000p
1000p
4.7k
10k
10
6.3V
10
6.3V
1k
10k
100k
2SA1577-T106
100k
10k
0.1
220k
2SC3931-C-TX
0.01
0.01
10k
1k
G
1
G
2
G
3
G
4
G
5
G
6
G
7
G
8
G
9
G
1
0
J1
L1
L2
L3
HOLD
OPEN
AD_KEY2
AD_KEY1
DTS_RST
ACKCD
DTS_CK
DTS_SI<AD7>
DTS_SDTO
AD6
CD_ON
TU_ON
LCD_REQ
LCD_CS
A-0
TU_MUTE
TU_BASS1
TU_BASS2
TU_BEEP
TU_DCINMNT
BATMNT
VOL_CTRL
HOLD
HOLD
OPEN
OPEN
AD_KEY1
AD_KEY2
AD_KEY1
AD_KEY2
DTS_RST
DTS_RST
ACKCD
ACKCD
DTS_CK
DTS_SI<AD7>
DTS_SI<AD7>
DTS_SDTO
DTS_SDTO
DTS_CK
AD6
AD6
CD_ON
CD_ON
TU_ON
TU_ON
LCD_REQ
LCD_REQ
LCD_CS
LCD_CS
A-0
A-0
TU_MUTE
TU_MUTE
TU_BASS1
TU_BASS2
TU_BASS1
TU_BASS2
TU_BEEP
TU_BEEP
TU_DCINMNT
TU_DCINMNT
BATMNT
BATMNT
VOL_CTR
VOL_CTRL
∗
∗
∗
(6/7)
B+ SWITCH
B+ SWITCH
SWITCH
EEPROM
(EXCEPT NF400:US,CND)
(NF400:AUS)
∗
R53
100k
220k
∗
100k
220k
R55
47k
1M
(NF400:AEP,UK,EE)
(NF400:AUS)
(NF401:E92,MX)
∗
100k
220k
47k
(NF400:AEP,UK,EE)
(NF400:AUS)
(NF401:E92,MX)
R56
(EXCEPT NF400:US,CND,E13/NF401:E13)
(NF400:AEP,UK,EE,E13/NF401:E13)
(NF400:US,CND,E13/NF401:E13)
(NF400:AUS/NF401:E92,MX)
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
2
8
9
4
2
9
8
0
5
1
5
1
3
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299