4/18/11
888-2587-001
2-37
WARNING: Disconnect primary power prior to servicing.
Section 2 Installation & Initial Turn-On
FM HD Radio System
Figure 2-22 Split-Level with single exciter and Boost Pro, Digit back-up.
A
-
..
.
..
.
.
NE
WD
WG
.
.
.
.
A
-
.
A
RE
V
DAT
E
TITLE
OF
SHE
ET
BY
DRA
WN
CHK
EN
G
ENG
PRO
J
ENG
MFG
NO
.
DW
G
HARR
IS CORPORA
TION
B
ROADC
AS
T COMM
UNICA
TIONS
P.O
. B
O
X
429
0
Q
U
INCY
, IL
LINO
IS
62
305
T
H
IS
DOCUME
NT CONTA
INS
PR
O
P
RIE
TAR
Y D
A
TA
OF
HAR
RIS
CORP
ORATION.
NO DIS
CLOS
URE
,
REP
RODU
CTION, OR USE OF A
N
Y
P
A
R
T
TH
ER
EO
F MA
Y BE
MA
D
E
EXC
E
P
T B
Y
WR
ITTEN
PE
R
M
IS
SI
ON
.
DA
T
E
ZO
N
E
LT
R
EN
G
ECO
N
B
R
DFTM
S
E
T
O
N
S
I
V
E
R
I
O
N
ANALOG T
R
ANSMIT
TER
SPLITLEVEL ZHD+
CONFIGURATION
Single Flexstar
Single Boost Pro
Digit for Analog
Backup
Exciters located in
Analog Tx
BOOST PRO
RF I
N
MUTE
FAUL
T
SAMPLE
APC
MODE
RF SAMPLE
ZHD+ TRANSMITTER
RF SAMPLE
3, 4.77 or 6DB
COMBINER
LOAD
METERING
FM + HD
RF OUT
PUT
FM
RF OUT
PUT
FLEXSTAR EXCITER
RTA
C
SAMPLE
AUX RF O
U
T
MUTE
FAUL
T
SAMPLE
APC
TX
CN
TR
L
F
M
R
F
O
U
T
DIGIT EXCITER
E
X
T
E
R
N
A
L
E
X
C
IT
E
R
S
W
IT
C
H
E
R
F
M
R
F
O
U
T
F
M
+
H
D
R
F
O
U
T
METERING
EXCITER
SWITCH
BOA
RD
TX
CN
TR
L
NOT U
SED IN Z
4, Z6
, OR
Z8.
RF OUT
PUT R
O
U
T
ES
DIRECTLY TO A23 3DB PADS.
FOR AL
L MODEL UPGRADES, INPUT RO
UTES TO
BOO
ST PRO RF
IN.
1
1
81
7-232
9-021
S
YST
E
M
CO
NF
IG
UR
A
T
IO
N
,
ZHD+, CONFIG #2
1 & #4
5
11
B
. KL
ESNER
1-2
8-0
6
B.
K
L
ESNE
R
B.
K
L
ESNE
R
B
. OLS
O
N
C
O
N
FI
G
U
R
A
TI
O
N
#
2
1
&
#
4
5
W900
W903
W148
W123
W3
W1
CAN BUS
CAN BUS
