Measurements And Adjustments; The Setting Method Of Jig (Base Unit) - Panasonic KX-TG1711MEB Service Manual

KX-TG1711MEB/KX-TG1712MEB/KX-TGA171MEB

11 Measurements and Adjustments

11.1. The Setting Method of JIG (Base Unit)

11.1.1. Preparation
11.1.1.1. Equipment Required
• DECT tester: Rohde & Schwarz, CMD 60 is recommended.
• Frequency counter: it must be precise to be able to measure 1Hz (precision; ±4ppm).
Hewlett Packard, 53131A is recommended.
• DC power: it must be able to output at least 1A current under 9V.
• Digital multi-meter (DMM): it must be able to measure voltage and current.
• Oscilloscope
11.1.1.2. JIG and PC
• Serial JIG
PQZZ1CD300E*
• PC which runs in DOS mode
• Batch file CD-ROM for setting: PNZZTG1711ME
11.1.2. PC Setting
11.1.2.1. Connections
Connect the AC adaptor to J2 (base unit).
Serial JIG to the Serial Port of PC.
Connect the Clip cable GND.
Connect the Clip cable TXD and RXD.
Note:
*: Comport names may vary depending on what your PC calls it.
AC adaptor
1
RXD
TXD
GND
Base Unit
34
Note:
*: If you have the JIG Cable for TCD500 series
(PQZZ1CD505E), change
resistance. Then you can use it as a JIG Cable for both
TCD300 and TCD500 series. (It is an upper compatible JIG
Cable.)
Resistor Old value (kΩ)
R2
R3
R4
R7
4 RXD (red)
2
4 TXD (yellow)
3 GND (black)
the following values
New value (kΩ)
22 3.3
22 3.3
22 4.7
4.7 10
To Serial Port
(com port 1*)
PC
of