Furuno FS-1503 Service Manual page 56

6. 9906 (Channel/Frequency Indication)
⋅ 0: CH/Freq:
⋅ 1: FREQ:
⋅ 2: CH:
7. 9909 (TLX RX Bandwidth)
⋅ 1: Narrow (0.4 kHz) requires an optional filter, SF0L04.
8. 9910 (TLX System Delay)
Set to "10 msec" normally.
9. 9912 (2182 kHz Class of Emission)
Selects class of emission for 2182 kHz signal when [2182] is pressed.
[MODE] is inoperative if 2:H3E fix is selected.
10. 9917 (2-tone TX, Test TX)
⋅ 0: Pressing [2182], and then [ALM] and [ENT] together emits 2-tone alarm signal
for 45 seconds. 9912 must be set to 0 or 2. The alarm TX frequency is selected
⋅ 1: In addition to 2-tone alarm TX, test transmission is available if an optional
dummy load 05P0670 is fitted. Press [ALM] and [INT] together, and test signal
on the frequency selected on 9918 is transmitted for 45 seconds into the
11. 9919 (Squelch during 2-tone alarm reception)
⋅ 0: (Not open):
⋅ 1: (Open):
12. 9920 (TX TUNE)
⋅ 0: (Enable):
⋅ 1: (Disable):
⋅ 2: (Auto):
The selected RX channel and frequency are displayed on the up-
per and lower rows respectively. The selected TX channel and
frequency are indicated when the PTT switch is depressed.
Both TX and RX frequency can be momentarily displayed on the
upper and lower rows respectively by pressing [ENT].
While pressing and holding down [ENT], press [CUSR] for
momentary call of channel name or station name.
TX and RX frequencies are indicated on upper and lower rows
respectively. The channel number are displayed momentarily
when [ENT] is pressed.
TX and RX channels are indicated on upper and lower rows re-
spectively. However, if a channel is preset by a frequency, in-
stead of channel number, the frequency is displayed.
Pressing [ENT] changes the display from "channel" to "fre-
quency" momentarily.
on 9918.
dummy.
2182 kHz squelch frequency is set on 9958.
1300 Hz signal of 2-tone alarm opens squelch.
Tuning is made when the PTT switch or [TX TUNE] is de-
pressed.
No tuning function
Tuning is made when the TX frequency is changed.
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