TECHNICAL OVERVIEW
Issue A May 1998
Synergy Mobile Workshop Manual
Chapter 4 Page 9
PA
TIEN
TC
ONN
ECT
IONS
C
H
1
INP
UT
AND
IMPEDA
NC
E
SWITC
H
IN
G
C
H
2
INP
UT
AND
IMPEDA
NC
E
SWITC
H
IN
G
HP
FIL
T
ER
AND
DEBLO
CKING
A
M
PL
IFIER
S
W
ITCHED
GA
IN
A
M
PL
IFIER
S
CRE
EN
D
R
IVER
SHI
F
T
REGIS
TER
S
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ITCHED
A
T
TENUA
T
O
R
HP
FIL
T
ER
AND
DEBLO
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A
M
PL
IFIER
TEMPER
A
TURE
PRO
B
E
A
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PL
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W
ITCHED
GA
IN
A
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PL
IFIER
S
CRE
EN
D
R
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SHI
F
T
REGIS
TER
CH
1
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MP
CAL
CH
2
A
MP
CAL
DA
T
A
DA
T
A
STR
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BE
STR
O
BE
CLO
C
K
CLO
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IMPEDA
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E
SI
GN
AL
A
T
TENUA
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IMPEDA
NC
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IN
DI
CA
T
O
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NE
UTRAL
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NCE
SWIT
CH
CH1_
SIG
CH2_
SIG
TEMP
PIC
MICRO-CONTROLLER
PRE-AMP
BOARD
031E007
CO
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B
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031E008
PA
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D
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Y
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T
AL
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200kHz
IMP
.
C
H
ECK
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C
AL/
IM
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.
C
H
E
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100Hz
S
QUAREW
A
V
E
+
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C
CH
1
+
CH1-
CH
2
+
CH2-
TRIG
GER
SWI
T
C
H
GA
IN
SWI
T
C
H
SWE
E
P
SWI
T
C
H
SC
LK
PD
L/
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T
O
IS
OLA
T
O
R
OP
T
O
IS
OLA
T
O
R
OP
T
O
IS
OLA
T
O
R
OP
T
O
IS
OLA
T
O
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T
O
IS
OLA
T
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IS
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STR
B
DC
LK
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A
T
A
DIFFERE
NTI
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L
BU
S
TRANSC
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A
T
A
_D
HBC
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O
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K
_
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/FRAM
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T
A_D
/HBCLO
CK_D
DU
AL
RS
232
D
R
IVER
ISOLA
TIO
N
BARRIER
TX1_
HB
RX
1_
HB
TO
MAIN
F
RAME
IS
OLA
T
IN
G
TRANSF
ORMER
SWITC
H
IN
G
REG
U
L
A
T
O
R
AN
D
D
R
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DC
SU
PPLIE
S
ISOLA
T
E
D
D
C
SU
PPLIE
S
SY
NC
Figure
4-5
Schematic
diagram
of
the
2
Channel
Headbox