Check Playback; Check Battery Charge - Panasonic PRL Series Service Manual

10.1.3. Check Playback

10.1.3.1. Base Unit
Check VDD1(1.8 V) :Test point (VDD1)
OK
Check output of BBIC (Pin 73,74).
OK
Check VDD3(5.0 V):Test Point (VDD3).
OK
Check Speaker and its surroundings.
Cross Reference:
Power Supply Circuit/Reset Circuit (P.14)

10.1.4. Check Battery Charge

10.1.4.1. 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?
YES
Check Charge Contacts at
Base Unit from mechanical point of view.
Cross Reference:
Charge Circuit (P.15)
10.1.4.2. Handset
Is Check Power OK?
Is BBIC (IC1: 34) high at charge state?
Cross Reference:
Check Power (P.31)
Charge Circuit (P.23)
All manuals and user guides at all-guides.com
NO
YES
NO
KX-PRL260/KX-PRL262/KX-PRD260/KX-PRD262/KX-PRLA20
NO
Check Power Supply Circuit.
NO
Check BBIC and Flash Memory.
NO
Check IC411
Note:
Flash Memory is IC601.
BBIC is IC1.
(*1) Refer to Circuit Board (Base Unit_Main) (P.74).
NO
Check Charge Circuit of Base Unit.
OK
Check Handset.
Check Power of Handset.
Check Charge Circuit.
35