The Setting Method Of Jig (Cordless Handset) - Panasonic KX-MB2061CXB Service Manual

15.4. The Setting Method of JIG (Cordless Handset)

15.4.1. Preparation
15.4.1.1. 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 2.4V for Handset.
• Digital multi-meter (DMM): it must be able to measure voltage and current.
• Oscilloscope
15.4.1.2. JIG and PC
• Serial JIG
JIG Cable: PQZZ1CD300E*
• PC which runs in DOS mode.
• Batch file CD-ROM for setting: PNZZMB2061CX
15.4.2. PC Setting
15.4.2.1. Connections
Connect the DC Power or Battery to BATT+ and BATT- (Handset).
Connect the JIG Cable GND (black) to GND.
Connect the JIG Cable UTX (yellow) and 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
resistance. 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
275
KX-MB2061CXB/KX-MB2061CX2/KX-MB2062CXB
Old value (kΩ) New value (kΩ)
22 3.3
22 3.3
22 4.7
4.7 10