The Setting Method Of Jig (Handset) - Panasonic KX-TG8421HGN Service Manual

11.5. The Setting Method of JIG (Handset)

This section explains the PC setting to use command required in Check Point (Handset)(P.52).
<Preparation>
• Serial JIG cable: PQZZ1CD300E*
• PC which runs in DOS mode
• Batch file CD-ROM for setting: PNZZTG8421HG
11.5.1. Connections
Connect the DC Power or Battery to BATT+ and BATT-.
Connect the JIG cable GND (black) to GND.
Connect the JIG cable UTX (yellow) to UTX and URX (red) to URX.
Note:
*: COM port names may vary depending on what your PC calls it.
Note:
*: If you have the JIG Cable for TCD500 series
(PQZZ1CD505E), change the following values of resis-
tance. Then you can use it as a JIG Cable for both TCD300
and TCD500 series. (It is an upper compatible JIG Cable.)
Resistor
R2
R3
R4
R7
65
KX-TG8421HGN/KX-TGA840FXN
Old value (kΩ) New value (kΩ)
22 3.3
22 3.3
22 4.7
4.7 10