Toshiba FT-7007LBR, Service Manual

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BASE UNIT
RECEIVER UNIT MIN MAX NOMINAL
1.Sensitivity at 12 dB SINAD V - 1.5 0.4
2.Selectivity (NQ 20 dB) 6dB Bandwidth kHz 12 - 17
3.Signal to Noise Ratio 1mV RF Input dB 60 - 66
4.Audio Output Level at Mod.1KHz ± 3KHzDeV
Tel Line output dBm -9.0 -3.0 -6.0
5.T.H.D. % - 7 2
6.Audio Freq. Response 300 Hz dB -4.5 +3.5 -0.5
3000 Hz dB -10 -2 -6
TRANSMITTER UNIT MIN MAX NOMINAL
1.RF Power at 50
Ω
Load dBm -11 -1 -6
2.TX Freq. Error Hz -1500 +1500 ±400
3.Modulation Sensitivity Tel Line Input -18.0 dBm KHzDEV ±2.0 ±4.2 ±3.0
4.Audio Freq. Response
Input Ratio REF. Freq. :1KHz
REF. DEV. : ± 3KHz
300 Hz dB -4.0 +4.0 0.0
3000 Hz dB -5.0 +3.0 -1.0
TELEPHONE LINE UNIT MIN MAX NOMINAL
1.Off-Hook Impedance ( at 1000Hz )
Ω
500 1500 1000
2.Off-Hook DC Resistance ( DC 40mA )
Ω
100 300 245
3.Min. Ringer Input Level (at 20Hz) Vrms - 40 23
4.Pulse Dialing a. Dialing Rate pps 8 11 10
b. Make Ratio % 36 42 40
5.DTMF Dialing
a.Frequency
Row 1 Hz 687 707 697
Row 2 Hz 759 781 770
Row 3 Hz 840 864 852
Row 4 Hz 927 955 941
Column 1 Hz 1191 1227 1209
Column 2 Hz 1316 1356 1336
Column 3 Hz 1455 1499 1477
b.Signal Level of Single Tone
Low Group dBm -10 - -7
High Group dBm -8 - -5
c.Signal Level of Dual Tone
(Maximum Level on Frequency Pair) dBm - 0 -3
d.High Group/Low Group Component dB 0 4 2