Block Diagram - Kenwood TK-7160 Service Manual

TK-7160/7162
DISPLAY UNIT : TK-7160
MBL
SB
MIC
PTT(TXD)
A
ME
MIC
HOOK(RXD)
CM
CH
UP
VOL
UP
KMI1
COM0~3
LCD
COM0~3
D21
MC2850
Q1
2SB1132(Q,R)
RN47A4
8C
SW
BRI
BL
SW
Q4
KRC102S
DISPLAY UNIT : TK-7162
MBL
SB
MIC
PTT(TXD)
A
ME
MIC
HOOK(RXD)
CM
CH
UP
VOL
UP
KI3
COM1~3
LCD
D21
MC2850
2SB1132(Q,R)
Q4
KRC102S
P1/S1
SW
48

BLOCK DIAGRAM

POWER
KMO1
<B C>
CH
KMO2
DN
VOL
KMO3
S
DN
KMI2 KMI3
IC1
PT6554LQ
CE, CL, DO
LCD DRIVER
KMI1~3
BRI, DI, BL
KMO1~3
D7~18
LCD BACK LIGHT
B30-2281-05
Q2
SW
Q3
KRA225S
D1~6
KEY
B30-2282-05
SW
POWER
<B C> KS2
CH
KS3
DN
VOL
S KS4
DN
KI2 KI1
IC1 LC75893M
LCD DRIVER CE, CL, DO
S5~9
DI, P1/S1
D7~12
LCD BACK LIGHT
B30-2281-05
Q2
SW
Q3
KRA225S
D1~6
KEY
B30-2282-05
SW
8C
TX-RX UNIT
IC401
MB15A02
PLLE
DT
PLL IC
CK
LD
5C
5C
TCXO
D/A
AMP
CONV
IC201 IC215
BA10358FV
M62364FP
(1/6)
MIC
ME
GND
IC211
PTT
NJM2100V
HOOK
(1/2)
POWER
SB
MIC/IDC
8C
5C
NC
TX
BUSY
BL
AGC
CM Q211
2SC4919
CL
CE
MICMT
DI
DO
MIC
ME
GND
PTT
HOOK
POWER
SB
8C
5C
NC
TX
BUSY
BL
CM
CL
CE
DI
DO
Q431
2SC4649(N,P)
RF
8C
Q421
8C
CHARGE
2SA1832(GR)
PUMP
LOOP
FILTER
16.8MHz
CHARGE
Q422
PUMP
2SC4738(GR)
16.8MHz
TCXOMOD
Q445
X401
2SC2412K
8CL
LIPPLE
8C
FILTER
IC213 TCXOMOD
BU4066BCFV
IC241
(1/2)
AQUA-L (1/2)
AUDIO
BUFFER
PROCESSOR
QT/DQT
AGC
DET
M62364FP (2/6
D212
MC2858
D211
1SS372
QT/DQT
DTMF/MSK
NARROW
WIDE
DT
CK
CL
CE
DO
Q84
BSYLED
FB
KRC414RTK
TXLED
PA
HOR
IGN SW
DIR
LIMSW
Q81
DTRLOADN
RT1N441U TDATA/DTRCLK
INT
SW
PTT (TXD)
HOOK (RXD)
OVER
POWER
VOLTAGE CM
DET DI
STD
TCLK/DTRDO
RDF/FD
Q4
2SK508
R
V
CV
Q442
2SJ347
S
T
V
VCO
M
SQIN
IC201
M62364FP
D/A
CONV
IC201
D/A
CONV
SB
8T
8R
AB
PL
EV
BS
TX
AF
SP
AM
MI
MI
MB
UL
INT
RESET