Kenwood TM-321A Service Manual page 41

TM-321Q TM-321A TM-321A
IM-321A
LEVEL
DIAGRAM
TSU
5 PC
BOARD VIEW
28C2712
4
E
Connector Term
na Term na
Term na Funct on
No No Name
FINAL
UNIT (X45 1360 11)
1
8T TX + 8T @
2 PC Auto powe contro
3 PRO Protect on
RA RX ANT
DO Dr ve output
AP Aud
o power
B
+B
SP
Speaker
FB Fna +B
DB
D ve
+B
CONTROL UNIT (X53 3040 13)
@
cTc
CTCSS Ceock
RD Remote data
5C
+5V
GND GND
DET Tone detector output
CTD CTCSS C
data
CTS CTCSS
sh ft reg ster reset
SB Sw
tched +
B (13 8V)
+ B2
8C + 8V
GND GND
RS PLL enabe
CK PLL
& sh
ft
reg ster c ock
DT
PLL
& sh ft
reg
ster data
ST Sh ft
reg
ster strobe
RM RF mete
BZ
Beep output
BD Busy d sp ay
RD Remote data
sa
Sque
ch
SM S meter
TO Tone output
A2 AF
output
Al AF
nput
MC
McAF
nput
GND GND
H/L H / ow sw tch
VDD
Backup vo tage
DATA
LCD dr ver data
CLK LCD dr ver c ock
CE LCD dr ver enab
e
8C + 8V
GND GND
Connecto Te mna Term na
No No Name
Term na Funct on
TX RX
UNIT (X57 3170 10)
@ HPO
HP
@ DB Dr ve +B
FB Fna +B
PC
Auto
powe contro
PRO Protect on
8T
TX
+ 8V
B2 + B2
SB Sw tched +
B
(138V)
SP
Speaker
AP
Aud o power
Bl + Bl
SP Speaker
GND GND
8c + 8V
GND GND
RST PLL
enab e
CK
PLL
& sh ft
reg
ster c ock
DT PLL &
sh
ft eg st data
ST Sh ft
reg
ster strobe
RM RF
meter
BZ Beep output
BD Busy d sp
ay
RD Remote data
$a
Sque
ch
SM
S
meter
TO
Tone output
A2
AF
output
Al AF
nput
MC Mc AF
nput
GND GND
H/L H
/owswtch
RA RX ANT
DO Dr ve output
New
Parts
No
Pa ts
Deser pt on
Ref
No
TSU 5
B50 8163 00 nstruct on manua
E31 3248 05 Lead w th connector
H01 8104 03 tem carton box
H21
0704 04 Protect
on sheet
H25 0029 04 Protect on bag
H25 0719 04 Protect on bag
N87 2606 46 Braz
er head tapt
te screw x 2
X52 3060 00
CTCSS unt
CTCSS UNIT (X52 3060 00)
CC41FCH1H150J
J
C67 Chpc
15pF
CC73FSL1H681J Chpc
680pF
J
C15
CE04CW1A1 0OM ectro 10WV
CE04CW1A101M E ectro
100uF
10WV C2
CE04CW1A220M ectro 22uF 10Wv CS
CK73EF1C104Z Chpc
01MF
C3 4
CK73EF1C105Z C17
19
Chpc
1uF
CK73FB1H103K Chpc
0 01pF C16 18
CK73FB1H222K Chpc 2200pF C13 14
CK73FB1H272K Chpc 2700pF C12
C93 0501 05
c8
11
Chpc
680pF
E31 3248 05 Lead w th connector
E40 5016 05 Pnassy 2P J1
E40
5021 05 Pnassy 7P
J2
L77 1333 05 X ta 4 194304MHz L1
RD41FB2B103J
10k
R4
10 11
ChpR
J
1/8W
RD41FB2B104J
ChpR 100k
J
1/8W R1
RD41FB2B105J ChpR 1M
J
1/8W R8 22 23
RD41FB2B122J ChpR
1
2k
J
1/8W
R26
RD41FB2B124J ChpR
120k
J
1/8W
R16
RD41FB2B153J
15k
J
1/8W
RS ChpR
RD41rB2B154J ChpR 150k
J
1/8W R25
RD41FB2B183J ChpR 18k
J
1/8W R3
2 2k RD41FB2B222J ChpR
J
1/8W R6
RD41FB2B273J ChpR
27k
J
1/8W
R19
RD41FB2B392J ChpR
3
9k
J
1/8W R9
RD41FB2B473J ChpR 47k
J
1/8W R2 20 21 24
RD41FB2B683J ChpR 68k
J
1/8W
R17
RD41FB2B823J
82k
J
1/8W
R7 ChpR
R D41
FB2B824J ChpR
820k
J
1/8W R15 18
R92 0688 05 ChpR 470k R14
R92 0689 05 ChpR 910k Ri2
13
MN6520
c
C1
MN4094BS C2
NJM4558M C3
DTC114YK
Dgta trans sto Q1 2
2SC2712(GR) Ch
p
trans stor Q3
BLOCK DIAGRAM TERMINAL FUNCTIONS TSU-5 (CTCSS UNIT)
TSU
5
PARTS LIST
1
2
2
1
3
2
3
1
4
2
oz
1
5
2
+
3
1
6
1
2
2
7 3
4
5
6 2
7
1
2
2
3
8 8
>
8
DTC114YK
OUT
8
GND
3
as
4
8
$8
3
Ec
9
3
3
> 3
>
oF
ds
3.
oz
NO
50
49
51 52
TM-321Q TM-321A TM-321A
IM-321A
LEVEL
DIAGRAM
TSU
5 PC
BOARD VIEW
28C2712
4
E
Connector Term
na Term na
Term na Funct on
No No Name
FINAL
UNIT (X45 1360 11)
1
8T TX + 8T @
2 PC Auto powe contro
3 PRO Protect on
RA RX ANT
DO Dr ve output
AP Aud
o power
B
+B
SP
Speaker
FB Fna +B
DB
D ve
+B
CONTROL UNIT (X53 3040 13)
@
cTc
CTCSS Ceock
RD Remote data
5C
+5V
GND GND
DET Tone detector output
CTD CTCSS C
data
CTS CTCSS
sh ft reg ster reset
SB Sw
tched +
B (13 8V)
+ B2
8C + 8V
GND GND
RS PLL enabe
CK PLL
& sh
ft
reg ster c ock
DT
PLL
& sh ft
reg
ster data
ST Sh ft
reg
ster strobe
RM RF mete
BZ
Beep output
BD Busy d sp ay
RD Remote data
sa
Sque
ch
SM S meter
TO Tone output
A2 AF
output
Al AF
nput
MC
McAF
nput
GND GND
H/L H / ow sw tch
VDD
Backup vo tage
DATA
LCD dr ver data
CLK LCD dr ver c ock
CE LCD dr ver enab
e
8C + 8V
GND GND
Connecto Te mna Term na
No No Name
Term na Funct on
TX RX
UNIT (X57 3170 10)
@ HPO
HP
@ DB Dr ve +B
FB Fna +B
PC
Auto
powe contro
PRO Protect on
8T
TX
+ 8V
B2 + B2
SB Sw tched +
B
(138V)
SP
Speaker
AP
Aud o power
Bl + Bl
SP Speaker
GND GND
8c + 8V
GND GND
RST PLL
enab e
CK
PLL
& sh ft
reg
ster c ock
DT PLL &
sh
ft eg st data
ST Sh ft
reg
ster strobe
RM RF
meter
BZ Beep output
BD Busy d sp
ay
RD Remote data
$a
Sque
ch
SM
S
meter
TO
Tone output
A2
AF
output
Al AF
nput
MC Mc AF
nput
GND GND
H/L H
/owswtch
RA RX ANT
DO Dr ve output
New
Parts
No
Pa ts
Deser pt on
Ref
No
TSU 5
B50 8163 00 nstruct on manua
E31 3248 05 Lead w th connector
H01 8104 03 tem carton box
H21
0704 04 Protect
on sheet
H25 0029 04 Protect on bag
H25 0719 04 Protect on bag
N87 2606 46 Braz
er head tapt
te screw x 2
X52 3060 00
CTCSS unt
CTCSS UNIT (X52 3060 00)
CC41FCH1H150J
J
C67 Chpc
15pF
CC73FSL1H681J Chpc
680pF
J
C15
CE04CW1A1 0OM ectro 10WV
CE04CW1A101M E ectro
100uF
10WV C2
CE04CW1A220M ectro 22uF 10Wv CS
CK73EF1C104Z Chpc
01MF
C3 4
CK73EF1C105Z C17
19
Chpc
1uF
CK73FB1H103K Chpc
0 01pF C16 18
CK73FB1H222K Chpc 2200pF C13 14
CK73FB1H272K Chpc 2700pF C12
C93 0501 05
c8
11
Chpc
680pF
E31 3248 05 Lead w th connector
E40 5016 05 Pnassy 2P J1
E40
5021 05 Pnassy 7P
J2
L77 1333 05 X ta 4 194304MHz L1
RD41FB2B103J
10k
R4
10 11
ChpR
J
1/8W
RD41FB2B104J
ChpR 100k
J
1/8W R1
RD41FB2B105J ChpR 1M
J
1/8W R8 22 23
RD41FB2B122J ChpR
1
2k
J
1/8W
R26
RD41FB2B124J ChpR
120k
J
1/8W
R16
RD41FB2B153J
15k
J
1/8W
RS ChpR
RD41rB2B154J ChpR 150k
J
1/8W R25
RD41FB2B183J ChpR 18k
J
1/8W R3
2 2k RD41FB2B222J ChpR
J
1/8W R6
RD41FB2B273J ChpR
27k
J
1/8W
R19
RD41FB2B392J ChpR
3
9k
J
1/8W R9
RD41FB2B473J ChpR 47k
J
1/8W R2 20 21 24
RD41FB2B683J ChpR 68k
J
1/8W
R17
RD41FB2B823J
82k
J
1/8W
R7 ChpR
R D41
FB2B824J ChpR
820k
J
1/8W R15 18
R92 0688 05 ChpR 470k R14
R92 0689 05 ChpR 910k Ri2
13
MN6520
c
C1
MN4094BS C2
NJM4558M C3
DTC114YK
Dgta trans sto Q1 2
2SC2712(GR) Ch
p
trans stor Q3
BLOCK DIAGRAM TERMINAL FUNCTIONS TSU-5 (CTCSS UNIT)
TSU
5
PARTS LIST
1
2
2
1
3
2
3
1
4
2
oz
1
5
2
+
3
1
6
1
2
2
7 3
4
5
6 2
7
1
2
2
3
8 8
>
8
DTC114YK
OUT
8
GND
3
as
4
8
$8
3
Ec
9
3
3
> 3
>
oF
ds
3.
oz
NO
50
49
51 52