Cross Reference:
Telephone Line Interface ()
Check Link ()
HOW TO CHECK THE CORDLESS HANDSET AND BASE UNIT SPEAKER ()
Note:
BBIC is IC1.
10.10. Check DTMF Dial
Cross Reference:
SIGNAL ROUTE ()
11. CHECK PROCEDURE (BASE UNIT)
11.1. Preparation
11.1.1. 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
11.1.2. JIG and PC
- EEPROM serial JIG
JIG Cable: PQZZ1CD505E
- PC which runs in DOS mode
- Batch file for setting: PQZZTCD530SL
11.2. PC Setting
53
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