KX-TG6561BXT/KX-TGA651BXT
9.1.3.
Check Playback
9.1.3.1.
Base Unit
Check VDDC (1.2 V): Test Point [VDDC]
Check output of BBIC (Pin 29, 31).
Check Speaker and its surroundings.
Cross Reference:
Power Supply Circuit/Reset Circuit (P.10)
9.1.4.
Check Battery Charge
9.1.4.1.
Base Unit
Plug in the AC Power source.
Charge Handset on Base Unit.
Is the voltage of two charge contacts about
3 V or more?
Check Charge Contacts at
Base Unit from mechanical point of view.
Cross Reference:
Charge Circuit (P.11)
9.1.4.2.
Handset
Is Check Power OK?
Is BBIC (IC1: 52) high at charge state?
Cross Reference:
Check Power (P.28)
Charge Circuit (P.16)
OK
OK
YES
YES
NO
Check Power Supply Circuit.
NO
Check BBIC and Flash Memory.
Note:
Flash Memory is IC601.
BBIC is IC1.
NO
Check Charge Circuit of Base Unit.
Check Handset.
NO
Check Power of Handset.
NO
Check Charge Circuit.
30
OK