Kenwood NX-5800 Service Manual page 79

SUB (Display) UNIT
5
4
3
2
1
A B
Sub (Display) Unit (XC3-002)
CN6
IC1
MM3404A50URE
54M 5V 50M
VOLTAGE REGULATOR
33M
KEYi3(KEYi3_2)
18M
KEYi2(KEYi2_2)
S9
/PSW
KEYi1(KEYi1_2)
33M
IC6
BH1721FVC
KEYi0(KEYi0_2)
LIGHT
SENSOR
I2CCK
S11
I2CDT
/EMG
To LCD
LCDRST
/KEYINT
IC3(1/2)
BLCSW
TC7WT125FUF
33M
BLC_2(BLC_3) BLC
50M
IC4
BD11600NUX
IC9(1/2)
TC7WH126FK
RXD_50V
RXD_33V
DPDT SW
D+
D-
BUSSWC
IC3(2/2)
/TXDEN
TC7WT125FUF
TXD
33M
IC9(2/2)
TC7WH126FK
/PTT
DM/KVL(KVL_3) MIC(MIC_3) ME(ME_3)
CN2
CN5
SP+ SPG
C
(No.RA017<Rev.002>) 2-3
DAT[0]~DAT[15] /WR
IC2
BU30TD2WNVX
33M 3V
VOLTAGE REGULATOR
S12 S8 S4
S7 S3
S10 S6 S2
S5 S1
33M
IC10
TC35894FG
Q2 (1/2)
SSM6N37FE
KEYo2
KEYo1
KEYo0
D21
KEYBLC
Q6
LED_R
LTC014EEBFS8
Q4
LED_G
LTC014EEBFS8
Q3
LED_B LTC014EEBFS8
54M
IC8
BD1754HFN
LED
DRIVER
LCDBLC
J1
BLC_4/D+(D+2)
HOOK/RXD/D-
PTT/TXD(TXD_3)
SB(SB_2)
D E
2-3 (No.RA017<Rev.002>)
CN4
/RD /CS ADD[23]
LCDRST
30LCD
18M
54M
D6 D4
D11 D9
D16
D14
D7 D5
D12 D10
D15
Q2(2/2)
SSM6N37FE
54M
LED1
LED2
LED3
F G