Jigs And Pc; Pc Setting; Connections - Panasonic KX-TCD420GS Service Manual

(precision; ±4ppm).
Hewlett Packard, 53131A is recommended.
- DC power: it must be able to output at least 1A current under 2.4V for
Handset, 9V for JIG.
- Digital multi-meter (DMM): it must be able to measure voltage and
current.
- Oscilloscope

13.1.2. JIGs and PC

- EEPROM serial JIGs
1. I2C PCB: PQZZTCD705BX
2. RS232C cable: PQZZ1CD705BX
3. Clip cable: PQZZ2CD705BX
4. DC cable: PQZZ3CD705BX
- PC which runs in DOS mode.
- Batch file for PC setting: PQZZTCD420E

13.2. PC Setting

13.2.1. Connections

13.2.2. PC Setting
1. Open a window of MS-DOS mode from the start-up menu.
2. Change a directory to the one with "RTX_COM" contained.
3. Type "SET RTX_COM=1" from the keyboard (when COM port 1 is used
for the connection).
4. Type "doskey".
Note:
See the table below for frequently used commands.
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