NEC SV8500, Руководство пользователя

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VOL.2-2011
VS-32(Dual) [SCA-VS32VA/MG-VS32VA]
2. VS-32(Dual) Box Cable Connection
Cable Connection to VS-32(Dual) Box (Front)
Note 1:
Cable of external hold tone source needs to be conformed with all-purpose
φ
3.5 monaural ear phone jack.
Adjustment of output level for external hold tone source need to be started from low to higher to avoid over-
current. The tuning of volume level is to be done by monitoring from the telephone terminal connected over
PSTN line and tuning the output level of external hold tone source. Input impedance from the external hold
tone source needs to be within the range of 8
Ω
-50k
Ω
. Make sure not to exceed this range.
Note 2:
If audio equipment has a ground terminal, be sure to make proper connection to grounding of audio equip-
ment.
PC for Maintenance Console
LAN Cable (10BASE-T/100BASE-TX)
connect to PHONE, LINE output
of audio equipment, if necessary
CONSOLE cable
(serial straight)
Network Device
(SW HUB, Router etc.)
Terminal program setting must be:
- Bits per second: 9600bps
- Data bits: 8bit
- Parity: None
- Stop bits:1
- Flow control: None
RS-232C
D-Sub 9-Pin
RJ-45
Note 1, Note 2
CF ANNC
MOH CONF
ALM PWR
ON
LINE
Ether
100M LINK
RESET
MUSIC
CONSOLE
FRONT
Audio
Equipment
VS-32(V)
Analogue cable
Telephony
Server