Adjustment Location
■ Adjustment Points
DC
E
+B
Q503
GND
PR9
R518
SQC
PKS
PKD
PR1
R516
RF
5M
CNVSS
POWER
RESET
TXD
RXD
CV
ANT
BPF
L301
■ Notes
• EEPROM
The tuning data (Deviation, Squelch, etc.) for the EEP-
ROM, is stored in memory. When parts are changed, re-
adjust the transceiver.
• AF PA IC (IC252)
How to mounting the IC252.
Pin 1 marker
Part name label face down
ADJUSTMENT
TX-RX unit
Component side
F501
Q504
R524
TEMP1
TEMP2
8T
PC
VR601
8T
BPF
AFV
+B
E
TX-RX unit
Foil side
TC401
TC402
TX-RX UNIT
Component side
TM-271A/271E
• Speaker Cable
The speaker cable should be formed before mounting the
shield cover as below.
• Fuse
To mount the fuse, the cable terminal direction must be as
follow.
• Except the E type models
This side up
Cable terminal
• E type models
Speaker
cable
Locator
This side up
Fuse
Cable terminal
23