YES
YES
YES
YES
YES
YES
The circuit around Bluetooth Module (iBT-06-02S) or CX870 is faulty.
Can a voltage (5V) be confirmed between pin 1 and pin 4 of N903 on
DIGITAL PCB?
Can a voltage (5V) be confirmed pin 10 of N901 on Bluetooth PCB?
Can a voltage (3.3V) be confirmed pin 6 of N901 on Bluetooth PCB?
Can a voltage (3.6V) be confirmed pin 1 of U1 on Bluetooth PCB?
Can a waveform (32.768kHz) be confirmed pin 4 of U2 on Bluetooth
PCB?
Is 4pin (LDO_ON) of Bluetooth PCB N901 "Hi"?
The circuit between the AC inlet and N903 is faulty.
Check the SMPS PCB.
The circuit between N903 of the DIGITAL PCB and
N1 of the Bluetooth PCB are faulty of wire or board.
The circuit around U1901 of the DIGITAL PCB is
faulty.
The circuit around U1 is faulty.
The oscillation circuit including U2 is faulty.
The circuit between CX870 and N901 of the LDO_
ON are faulty.
NO
NO
NO
NO
NO
NO
5.2.1. Cannot connect to the Bluetooth (Case of AVR-X7200W model)
111
Содержание AVR-X7200W
Страница 8: ...Personal notes 8 ...
Страница 204: ...MX25L1606EM2I 12G DIGITAL U102 U202 U302 U402 MX25L1606EM2I 12G Block Diagram 8 PIN SOP 200mil 150mil BLOCK DIAGRAM 204 ...
Страница 210: ...NJW1194A INPUT U3203 U3204 BLOCK DIAGRAM 210 ...
Страница 211: ...2 FL DISPLAY FLD 17 BT 40GINK FRONT SPK Z6801 PIN CONNECTION GRID ASSIGNMENT Y2 q 211 ...
Страница 212: ...ANODE CONNECTION 212 ...