Panasonic KX-TCD420RUT / KX-A142RUT Service Manual ▷ View online
11.4. Check Handset Transmission
Cross Reference:
SIGNAL ROUTE (P.61)
11.5. Check Handset Reception
Cross Reference:
HOW TO CHECK THE HANDSET SPEAKER (P.53).
SIGNAL ROUTE (P.61)
11.6. Check Caller ID
Cross Reference:
SIGNAL ROUTE (P.61)
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KX-TCD420RUT / KX-A142RUT
11.7. TAM Voice Prompt Problems
Cross Reference:
Check Link (P.35)
Check Handset Reception (P.37)
EEPROM LAYOUT (BASE UNIT) (P.67)
TAM Voice Prompt Download (P.67)
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KX-TCD420RUT / KX-A142RUT
11.8. Bell Reception
Cross Reference:
Telephone Line Interface (P.58)
Check Link (P.35)
Note:
BBIC is IC1.
11.8.1. Base Unit
Note:
BBIC is IC8.
11.8.2. Handset
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KX-TCD420RUT / KX-A142RUT
12 CHECK PROCEDURE (BASE UNIT)
12.1. Preparation
12.1.1. 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
12.1.2. 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 setting: PQZZTCD420RU
12.2. PC Setting
12.2.1. Connections
12.2.2. 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.
Command name
Function
Example
rdeeprom
Read the data of EEPROM
Type “rdeeprom 00 00 FF”, and the data from
address “00 00” to “FF” is read out.
address “00 00” to “FF” is read out.
readid
Read ID (RFPI)
Type “readid”, and the registered ID is read out.
writeid
Write ID (RFPI)
Type “writeid 00 18 E0 0E 98”, and the ID “0018 E0 0E
98” is written.
98” is written.
setfreq
adjust Frequency of RFIC
Type “setfreq nn nn”.
hookoff
off-hook mode on Base
Type “hookoff”.
hookon
on-hook mode on Base
Type “hookon”.
Getchk
Read checksum
Type “getchk”.
Wreeprom
write eeprom
Type "wreeprom 01 23 45". "01 23" is address and "45"
is data to be written.
is data to be written.
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KX-TCD420RUT / KX-A142RUT
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