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KX-TG6561BXT/KX-TGA651BXT
9.1.1.
Check Power
9.1.1.1.
Base Unit
Is the AC Adaptor inserted into AC outlet? (*1)
Cross Reference:
Power Supply Circuit/Reset Circuit
Note:
BBIC is IC501.
(*1) Refer to Specifications (P.6) for part number and
supply voltage of AC adaptor.
9.1.1.2.
Handset
Cross Reference:
Power Supply Circuit/Reset Circuit
Is the AC Adaptor inserted into AC outlet? (*1)
Is output voltage of AC adaptor 6.5 V?
YES
Check
AC Adaptor.
Check VDDC (1.2 V): Test Point [VDDC]
OK
Check
Power Supply Circuit
.
NO
NO
NO
NO
RSTN: Reset = "High"?
YES
Check
Reset Circuit
.
Check Xtal CLK = 13.824 MHz?
YES
Check X501.
Check BBIC.
Check
Power Supply Circuit/Reset Circuit
.
Check BBIC (IC1).
Check X1.
Is the voltage of BATT+ 2.3 V more?
Check the battery and around BATT+ and
BATT- are not shorted.
Is the battery inserted BATT+ and BATT-?
Does BBIC (IC1: 10) oscillate at 10.368 MHz?
YES
YES
YES
NO
NO
YES
YES
Is the voltage of " 1.8V" about 1.8 V?
Is the voltage of CP3.0V about 3.0V?
Check BBIC (IC1).
YES
Is the voltage of CP4.0V about 4.0V?
NO
NO
Содержание KX-TG6561BXT
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