Read Panasonic KX-TEA308UA / KX-TE82460X / KX-TE82492X / KX-TE82493X / KX-A227X Service Manual online
4 SPECIFICATIONS
4.1. GENERAL DESCRIPTION
Control Bus
Original bus (16-bit, 24 MHz)
Switching
Space Division CMOS Crosspoint Switch
Power Input
100 V AC to 240 V AC, 0.8A to 0.4A, 50 Hz/60Hz
External Battery
+24 V DC (+12 V DC x 2)
Maximum Power Failure Tolerance
300 ms (without using backup batteries)
Memory Backup Duration
7 years
Dialling
Outside (CO) Line
Pulse (10 pps, 20 pps) or Tone (DTMF)
Extension
Pulse (10 pps, 20 pps) or Tone (DTMF)
Intercom Path
3
Mode Conversion
Pulse-DTMF
Ring Frequency
20 Hz/25 Hz (selectable)
Operating Environment
Temperature
0 °C to 40 °C
Humidity
10 % to 90 % (non-condensing)
Conference Call Outside (CO) Line
2
Music on Hold (MOH)
1 port
Selectable MOH: Internal/External/Tone
Selectable MOH: Internal/External/Tone
Paging
Internal
1
Extension
1 port
Serial Interface Port
RS-232C
1
USB 1.1
1
Extension Connection Cable SLT
1 pair wire (T, R)
PT
2-pair wire (T, R, H, L)
DSS Console
1-pair wire (H, L)
Dimension
249 mm (W) x 316 mm (H) x 73 mm (D)
Weight (when fully expanded)
Approx. 1.8 kg
4.2. CHARACTERISTICS
Terminal Equipment Loop Limit
PT
40
Ω
SLT
600
Ω including set
Doorphone
20
Ω
Minimum Leakage Resistance
15000
Ω minimum
Maximum Number of Extension
Instruments per Line
Instruments per Line
1 PT or SLT in standard connection
1 PT and 1 SLT in parallel connection
1 PT and 1 SLT in parallel connection
Ring Voltage
65 Vrms at 20 Hz/25 Hz depending on the ringing load
Outside (CO) Line Loop Limit
1600
Ω maximum
Hookswitch Flash/Recall Timing Range
24 ms-2032 ms
Door Opener Current Limit
30 V DC/30 V AC, 3 A maximum
Paging Terminal Impedance
600
Ω
MOH Terminal Impedance
10000
Ω
4.3. SYSTEM CAPACITY
4.3.1. System Capacity
KX-TEA308
Basic System
Outside (CO) line
3
Extensions for PT/SLT
8
9
KX-TEA308UA
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