Block Diagram - Kenwood TK-2317 M3 Service Manual

TK-2317
X57-7880-21
LCD
LCD DRIVER
IC821
NJU6434
7.5V
R31-0676-05
VR1
1
2
3
4
5
6
W02-3748-05
W1
7
8
4KEY
KEY4O
KEY INPUT
DETECTY4O
D829-832
1SS388F
KEY1O KEY2O
3KEY
KEY3O
PTT
PTT
PF1
SIDE1
PF2
SIDE2
44

BLOCK DIAGRAM

B30-2337-05
D818-D821,824
LCD BACK LIGHT
Q820
2SC4617(S)
DC DC
33MS
SW SW
Q821 2SB1694
D817 MA2S111-F
SB
LCDBL
LCDAT LCLD
LCCLK
FUSE(2.5A)
F801
F53-0324-15
BATT+
FB
PROTECT
D803
GN1G
–
IC801 XC6209B502PR
AVR
Q802 SSM6L05FU-F
FUSE(1.0A)
DCSW
F802
F53-0319-15
1
Q803 SSM6L05FU-F
2 SB
DCSW
3
VOLIN
4 IC802 XC6209B502MR
VOLOUT
AVR
5
6
EN1
7
IC803 XC6209B502PR
EN2
8 AVR
IC804 XC6209B332MR
SB
XC61CN4502MR
IC805
INT
PROTECT
KEY1I KEY2I
D806
KEY3I KEY4I
RKZ5.1B2KG
AVR
IC806 XC6209B332MR
B30-1790-05 SB B30-2315-05
D801 D805
LED LED
(Green) (Red)
Q801(1/2) Q801(2/2)
UPA672T-A
DC DC
SW SW
LEDGRE LEDRED
PL_STB
PLL
PL_DAT
IC
PL_CLK
SWIN
IC1
PL_UL
AK1541
CPZ
50C CP LPF
33MS
X1 CVIN
L77-3050-05 16.8MHz
33MS
TC75S51FE(F)
IC3
DC
AMP
50M
FADJ MOD1
50T
5TC
50R
5RC
50C
5CC
50V
33M
5VC
AVR 33M
Q804 SSM3J05FU-F
INT
XIN
19.200MHz
DCSW 33MS
33MSC
RESET
RESET
IC807
NJM2904RB1-ZB
XC6120N302N1
33M
33B
D804 B30-2314-05
LED
(Blue)
Q805
2SK1830F
DC
SW
LEDBLU
Q2
2SC5636
RF BUFFER
LPF
AMP
Q5
MCH3914(7)-H
D4,D6,D8,D9 HVC375B-E
CV
D16 HVC350B
TX
VCO
MOD2
D14
TXAST HVC375B-E
DC
AMP
ASSIST
Q4
IC2(1/2)
MCH3914(7)-H
BD7542FVM
D7,D10,D12 HVC375B-E
IC2(2/2)
RX
DC DC
VCO
AMP SW
RXAST
D15 HVC375B-E
Q11 SSM3J05FU-F
Q12 2SK1830F
RIPPLE
50C
CVADJ
FILTER
Q3 KTC4075E(Y,GR)
D13 HSC119
BSHIFT CM_DTO LEDRED
HSDDENC CM_CLK LEDGRE
LSDO CM_CNS LEDBLU
WID/NAR PL_STB LC_INH
APCSW PL_DAT LC_DAT
DC_SW PL_CLK LC_CLK
TX/RX LCDBL LC_MOD
TXD 33MSC LC_CE
ASSIST 5VC KEY1O
MIC_MT 5TC KEY2O
AF_MUT 5RC KEY3O
5CC KEY4O
EN2
EN1
MCU
PTT
PF1
PF2
IC820
F363BEDFEKDLC RXD
VOX
INTO
HSDDEC EP_ EP_ EP_
CLK DTO DTI
IC808
EP_CS
HSD
EP_WP
EEPROM
AMP
IC810
EX25512ATA00A
33M
HPF
DISCFB
50C
2SC
RF B
A
Q6 SSM6L05FU-F
Q7 SSM3J05FU-F
T/R
TX/RX
SW
42C
WID/NA
CM_IRQ KEY1I
CM_DTI KEY2I
TH_DET KEY3I
OPTDET KEY4I
QT/DQT CVIN
MAN_DN BUSY
RESET RSSI
PL_UL BATT
V
B