Kenwood TM-221A Service Manual page 46
144mhz fm transceiver
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Also See for TM-221A:
- Instruction manual (39 pages) ,
- Instruction manual (23 pages) ,
- Instruction manual (60 pages)
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Connector | Terminal
No.
No.
Terminal
Terminal Function
Name
FINAL UNIT (X45- 1330-03) : TM-221E
(X45- 1360-02) : TM-221A/ES
TX +8T
Auto power control
Protection
TM-221A/E/ES
Terminal
'
:
Terminal Function
No.
Name
TX-RX UNIT (X57-3060-
XX)
HPO
HPI
RX ANT
Drive output
Audio power
+B
Speaker
Final +B
DB
Drive +B
FB
Final +B
PC
Auto power control
PRO
Protection
8T
TX +8V
B2
+B2
SB
Switched + B (13.8V)
NN
-Ihy
NO >
= 10
Drive +B
CONTROL UNIT (X53-3040-XX)
CTCSS IC clock
Remote data
+5V
GND
Tone detector output
CTCSS IC data
CTCSS shift register reset
N-SINOOABWN
=
Switched + B (13.8V)
+B2
SP
Speaker
AP
Audio power
Bi
+ Bl
ai)
+8V
GND
PLL enable
PLL & shift register clock
PLL & shift register data
Shift register strobe
RF meter
Beep output
Busy display
Remote data
Squelch
S meter
Tone output
AF output
AF input
Mic AF input
GND
Hi/low switch
SP
Speaker
GND
GND
|
8C
+8V
GND
PLL enable
PLL & shift register clock
PLL & shift register data
Shift register strobe
RF meter
Beep output
Busy display
N-]WN
=|
i
55
Backup voltage
LCD driver data
LCD driver clock
LCD driver enable
+8V
GND
Remote data
Squelch
S meter
Tone output
AF output
AF input
Mic AF input
GND
Hi/low switch
RX ANT
Drive output
—TM-221A/E/ES
TSU-5 PARTS LIST
Parts
No.
E31-3248-05
N87-2606-46
X52-3060-00
Lead with connector
Brazier head taptite screw x 2
CTCSS unit
CTCSS UNIT (X52-3060- 00)
CC41FCH1H150J
CC73FSL1H681J
CE04CW1A100M
CEO4CW1A101M
CE04CW1A220M
CK73EF1C104Z
CK73EF1C105Z
CK73FB1H103K
CK73FB1H222K
CK73FB1H272K
C93-0501-05
E31-3248-05
E40-5016-05
E40-5021-05
L77-1333-05
RD41FB2B103J
RD41FB2B104J
RD41FB2B105J
RD41FB2B122J
RD41FB2B124J
RD41FB2B153J
RD41FB2B154J
RD41FB2B183J
RD41FB2B222J
RD41FB2B273J
RD41FB2B392J
RD41FB2B473J
RD41FB2B683J
RD41FB2B823J
RD41FB2B824J
R92-0688-05
R92-0689-05
MN6520
MN4094BS
NJM4558M
DTC114YK
28C2712(GR)
Chip C
15pF
J
Chip C
680pF
J
Electro
10uF
Electro
100uF
Electro
22uF
Chip C
0.1 mF
Chip C
1yF
Chip C
0.01 uF
Chip C
2200pF
Chip C
2700pF
Chip C
680pF
Lead with connector
Pin ass'y
2P
Pin ass''y
7P
X'tal
4.194304MHz
Chip R
10k
Chip R
100k
Chip R
1M
Chip R
1.2k
Chip R
120k
Chip R
15k
Chip R
150k
Chip R
18k
Chip R
2.2k
Chip R
27k
Chip R
3.9k
Chip R
47k
Chip R
68k
Chip R
82k
Chip R
820k
1/8W
1/8W
1/8W
1/8W
1/8W
1/8W
1/8W
1/8W
1/8W
1/8W
1/8W
1/8W
1/8W
1/8W
1/8W
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ChipR
470k
ChipR
910k
Ic
IC
Ic
Digital transistor
Chip transistor
R2,20,21,24
R17
R7
R15,18
R14
R12,13
1C1
1C2
IC3
TSU-5 PC BOARD VIEW
28C2712
DTC114YK
IN syn
GND
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