Check Procedure (Handset); Equipment Required; Initial Power Tests - Panasonic KX-TCD705RUM Service Manual

KX-TCD705RUM / KX-TCD705RUS

8 CHECK PROCEDURE (HANDSET)

8.1.

EQUIPMENT REQUIRED

8.2.

INITIAL POWER TESTS

1. Switch on the 2.4V supply.
2. Switch the handset on at the keypad.
3. Check for approx. 120mA current on the supply line for around 10s.
4. Check the 3.8V supply rail at TP11. It must be 3.8V ± 0.2V.
5. Check the 2.65V supply rail at the collector of transistor T6. It must be 2.65V ± 0.2V.
6. Switch off the 2.4V supply.
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