Block Diagram - Kenwood TK-3212L Service Manual

TK-3212L
X57-713
ENCODER
+
BATT
-
PWR SW
/ VOL
SP
MIC
32

BLOCK DIAGRAM

IC404 BD4845FVE
INT
INT
D401 IC401
RB521S-30 XC6204B502MR
PROTECT AVR
SB
IC402
XC6204B502MR
AVR
EN1
EN2
BATT
PROTECT
DET
D402 1SR154-400
SB
Q306,Q316 IC302
2SK3577-A TA7368FG
MUTE AF
SW AMP
Q305 RT1N441U Q304 2SA1362-F(GR)
DC DC
SW SW
SB SB
DC
AFCONT
SW
Q303 RT1N441U
IC403 BD4840FVE
RESET
RESET PLL_DAT
PLL_CLK
PLL_STB
5M
Q405 RT1P237U-T111
DC
5C
SW
5C_C
Q403 CPH3317
LPF
QTTCXO
DC
5T
SW
5T_C
Q404 RT1P237U-T111
DC
5R
SW
5R_C
Q901
2SK1824-A
WIDE/
NARROW
RX_W/N
SW
BATT
MOD
5M
AGC
Q302 2SC4919
D303 DAN222
D302 RB706F-40
DET
VOX
D301 RB706F-40
IC1 MB15A02PFV2E1
PLL
Loop
Filter
5C
12.8MHz
X1
L77-1931-05
LPF
Q3 2SK508NV(K52)
D3,D5,D8,D9 HVC376B
5C QTVCO
Q7 RT1P430U
Q202 RT1P441U
SW
RX_W/N
5C
IC301 AQUA-L
AUDIO
PROCESSOR
DI/O
DTRLOADN STD
TDATA/DTRCLK RDF/FD
SCLK TCLK/DTRDO
DIR
ALT
IC406 AT24128N10SU27
DTMF
AQUAXIN
TXAFI
RXAF0
XIN
Q407,Q408 2SK1830F
Q4 2SK508NV(K52)
D2,D4,D6,D7 HVC376B
D10 1SV278F
TX
VCO
Q5 RT1P430U
DC
TX
SW
RX
VCO
DC
RX
SW
Q1 KTC4082
38.4MHz
TRIPLER
5R
CD201 L79-1582-05
450kHz
5C
EEPROM
SW
X3 L77-1633-05
7.37MHz