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User Manual
Rev. 1.0 - 29/11/12
TEX30/50/100/150/300LCD
ELETTRONICA
4.4 Rear Panel Description
[1] PLUG
VDE plug for mains supply.
[2] VENTOLA
Fan for the forced ventilation of the exciter.
[3] R.F. OUTPUT
RF output connector, N-type, 50Ω.
[4] 24 VDC IN-
External 24Vdc supply input. Negative (black). Only for
TEX30/50/100/150LCD.
[5] 24 VDC IN-
External 24Vdc supply input. Positive (red). Only for TEX30/
50/100/150LCD.
[6] INTERLOCK OUT
Connettore BNC di interlock in uscita: quando l’eccitatore
entra in modalità stand-by, il conduttore centrale,
normalmente flottante, viene posto a massa
[7] FWD EXT. AGC
Trimmer for the control of the delivered power in function of
the FWD fold input.
[8] RFL EXT. AGC
Trimmer for the control of the delivered power in function of
the RFL fold input.
[9] REMOTE
DB15 connector for telemetry of the machine.
[10] GSM ANT
Reserved for Future Uses - SMA connector for GSM
Antenna.
[11] PHASE ADJ
Pilot tone phase adjustment trimmer.
[12] MODE/MPX IMP
Dip-switch to set the operation mode (STEREO or MONO)
and the MPX input impedance, 50Ω or 10kΩ.
[13] SCA/RDS
BNC connector, SCA/RDS unbalanced input.
[14] MPX
BNC connector, MPX unbalanced input.
[15] MPX ADJ
Adjustment trimmer for MPX input.
[16] SCA/RDS ADJ
Adjustment trimmer for SCA/RDS input.
[17] RIGHT ADJ
Adjustment trimmer for the Right channel input.
[18] RIGHT
XLR connector, balanced Right channel input.
[19] FUSE BLOCK
Fuse carrier.Use a screwdriver to access the fuse.
[20] R.F. TEST
RF test output, approx. 13 dBm wrt the RF output power
level. Not suitable for spectral analysis.
[21] MODEM
DB9 connector connected to GSM modem (only with
telemetry option).
[22] I
2
C BUS
Normally not used, or used for customized functions (only
with telemetry option).
[23] RS232
DB9 connector for direct serial communication or modem
(only with telemetry option).
[24] SERVICE
DB9 connector for interconnection with other devices
and for factory parameters programming (only for factory
programming).
[25] EXT REF 10MHz
Fine regulation trimmer for frequency transmission.
Optionally, Sync signal input BNC connector for external
devices.
[26] PREEMPHASIS
Dip-switch to set the preenphasys at 50 or 75 μs. The
preenphasys setting is relevant only for the Left and Right
inputs in stereo mode and for the mono input in mono mode,
