Check Playback; Check Battery Charge - Panasonic KX-TGF350N Service Manual

KX-TGF350N/KX-TGF352N/KX-TGF353N/KX-TG572SK/KX-TGF380M/KX-TGF382M/KX-TGF383M/KX-TGFA30N/KX-TGFA30M

10.1.3. Check Playback

10.1.3.1. Base Unit
Check VDD1(1.8V) :Test point (VDD1)
Check output of BBIC (Pin 41,43).
Check Speaker and its surroundings.
Cross Reference:
Power Supply Circuit/Reset Circuit (P.15)

10.1.4. Check Battery Charge

10.1.4.1. Handset
Is Check Power OK?
Is BBIC (IC1: 34) high at charge state?
Cross Reference:
Check Power (P.32)
Charge Circuit (P.23)
10.1.4.2. Charger Unit
Plug in the AC Power source.
Charge Handset on Charger Unit.
Is the voltage of two charge contacts about
5.5 V or more?
Check Charge Contacts at Charger Unit
from mechanical point of view.
Cross Reference:
Charge Circuit (P.23)
OK
OK
YES
YES
NO
Check Power Supply Circuit.
NO
Check BBIC and Flash Memory.
Note:
Flash Memory is IC601.
BBIC is IC1.
(*1) Refer to Circuit Board (Base Unit_Main) (P.91).
NO
Check Power of Handset.
NO
Check Charge Circuit.
NO
Check Charge Circuit of Charger Unit.
Check Handset.
36
OK