DaySequerra M4 Series Руководство пользователя - Страница 10

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TM
HD Radio
FM multicast stations can be stored as FM Presets. Once the desired PRESETS position
has been selected, next momentary push of SELECT switch stores selected station in that PRESETS
position.
Multicast Tuning.
When tuned to an HD Radio
present, momentarily depressing the MODE – SERVICE switch puts tuner into MULTICAST TUNING
mode. Use the UP and DN controls to scroll through each of the multicast stations available. Depress
the DATA - DISPLAY switch to display PAD data from the tuned multicast broadcast on tuner's VFD.
Headphones.
Recessed screwdriver control adjusts headphone output level on recessed ¼" TRS
jack. Default set at the factory is +4dBm.

Sample VFD Displays

TM
HD Radio
FM - Multicast HD-2 channel selected
F
M
S
P
O
TM
HD Radio
AM - WATT-AM tuned to preset position A9 in A-D Split Mode
A
9
A
-

Performance Loss Monitor

Performance Loss Monitor (PLM) Connections – The PLM (standard on the M4.2R, optional on the
M4.0X) provides six dry, floating relays with outputs on a rear panel mounted DB15 connector to report
selected alarm conditions, including loss of RF carrier, program audio, OFDM lock and PAD data. The
following lists the DB15 pin-outs. Relay contacts are rated at 1A @ 24VDC.
Note – RBDS Loss alarm available on M4.2R model only.
Alarm on Loss of
RF Carrier
Audio
OFDM Lock
RBDS
– M2.2R and M4.2R only
PAD Data
MC-Avail or Delay
10
M4 User Manual
1
0
8
R
T
S
5
3
D
S
P
NC Contact
TM
broadcast with at least one FM multicast signal
.
3
0
L
I
T
NO Contact
3
2
5
4
8
7
10
9
13
12
15
14
H
D
-
2
H
D
-
I
M
O
D
E
Common
1
1
6
6
11
11