Rf Specification (Handset) - Panasonic KX-TCA256X Service Manual

11.2.3. Adjustment (Charger Unit)
Items
(A) Charging Check
Note:
After the measuring, sock up the solder of TP.
11.2.4. Adjustment Standard (Charger Unit)
When connecting the Simulator Equipments for checking, please refer to below.
11.2.4.1. Flow Solder Side View
(A)
Digital Volt Meter

11.3. RF Specification (Handset)

Item
TX Power
Modulation
Frequency Offset
Frequency Drift
RX Sensitivity
Timing Accuracy
RSSI Level
Power RAMP
**: Refer to Adjustment (Handset) (P.36)
Adjustment
Point
- 1. Connect Charge Contact 12Ω/2W register between charge+ and charge-.
2. Measure and confirm voltage across the register is 2.7V±0.2V.
12Ω/2W
KX-TCA256X CIRCUIT BOARD (CHARGER UNIT)
Value
20 dBm~25 dBm
360 kHz/div~380 kHz/div
-45 kHz~+45 kHz
< ± 30 kHz / ms
< 1000 ppm
< ± 0.5 ppm
0x11 hex±8 hex (at -81dBm)
0x1E hex±8 hex (at -63dBm)
Power RAMP is matching
Procedure
Vo
Iw
Vsw
Vtc
1
8
JT601 JT602
IC601
5
4
CII
Vin
Vop V+
V- Isens
Flow Solder Side View
Refer to -. **
Adjustment (Handset) (I)
Adjustment (Handset) (J)
Adjustment (Handset) (K)
Adjustment (Handset) (L)
Adjustment (Handset) (M)
Adjustment (Handset) (N)
Adjustment (Handset) (O)
Adjustment (Handset) (P)
41
GND
Remarks
Data type: Fig31
KX-TCA256X
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