Tait TM8110 Service Manual

270 Transmitter Fault Finding (40W/50W) TM8100/TM8200 Service Manual
© Tait Electronics Limited June 2006
Figure 11.5 Measurement and test points for diagnosing faults concerning the transmitter
RF power
REV PWR
TEST POINT
REV PWR
TEST POINT
FWD PWR
TEST POINT
FWD PWR
TEST POINT
LEAD TO
TEST SET
LEAD TO
TEST SET
TX INH
TEST POINT
TX INH
TEST POINT
50 TEST LEAD
TO TEST SET

50 TEST LEAD
TO TEST SET

D TX INH
TEST POINT
DTXINH
TEST POINT
RF CON-
NECTOR
RECEIVER
LPF
DIREC-
TIONAL
COUPLER
PAs
BUFFER AMPLIFIER BUFFER AMPLIFIER
POWER CONTROL
PIN SWITCH
DRIVER EXCITER
BIAS
LIMITER
SHAPER
AND
LEVEL
SHIFTER
SHAPER
AND
LEVEL
SHIFTER
SHAPING
FILTER
DIGITAL
BOARD
OR GATE
DIG TX INH DIG SYN EN SYN LOCK
SYN TX LO
FRE-
QUENCY
SYNTHE-
SIZER
TX FWD PWR
TX REV PWR
CODEC
AND AUDIO
CIRCUITRY
SIGNALTYPES
RF ANALOG CLOCK DIGITAL
CDC TX CDC TX CDC TX CDC TX
AND
DRV BIAS FIN BIAS1 FIN BIAS2 PWR CTL

Tait TM8110 Specifications

General

Brand	Tait
Model	TM8110
Category	Radio
Language	English