The Setting Method Of Jig (Handset) - Panasonic KX-TG7341BXM Service Manual

KX-TG7341BX/KX-TGA731BX

11.4. The Setting Method of JIG (Handset)

11.4.1. Preparation
11.4.1.1. Equipment Required
• DECT tester: Rohde & Schwarz, CMD 60 is recommended.
• Frequency counter: It must be precise enough to measure intervals of 1 Hz (precision; ±4 ppm).
Hewlett Packard, 53131A is recommended.
• DC power: it must be able to output at least 1 A current under 2.4 V for Handset.
• Digital multi-meter (DMM): it must be able to measure voltage and current.
• Oscilloscope
11.4.1.2. JIG and PC
• Serial JIG
JIG Cable: PQZZ1CD300E*
• PC which runs in DOS mode.
• Batch file CD-ROM for setting: PQZZTG7341BX
11.4.2. PC Setting
11.4.2.1. 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
62
Old value (kΩ) New value (kΩ)
22 3.3
22 3.3
22 4.7
4.7 10