Schematic Diagram - Main Section (2/3) - Sony MEX-BT2500 Bedienungsanleitung

MEX-BT2500
5-3. SCHEMATIC DIAGRAM – MAIN Section (2/3) –
B
UNISI
Z-MUTE
A
+3.3V
DGND
SYSRST
(Page 29)
CDON
CDMON
BUSON
SGND
+8.3V
CN804
12P
BT_INT-HF(PIO9)
BT_PLAY(PIO0)
BT_STATUS0(PIO3)
BT_STATUS1(PIO5)
BT_STATUS2(PIO6)
BT_STATUS3(PIO7)
BT_MUTE(PIO11)
BT_TEST1(AIO1)
BT_TEST2(AIO3)
BT_FR(PIO1)
BT_FF(PIO2)
GND
BT BOARD
CN805
12P
BT_POW_ON(PIO10)
BT_OPRPOW(PIO8)
BT_MFUNK(PIO4)
BT_RESET
GND
VDD_3.3V
VCC_8.3V
A-GND
MIC201
BT_AUDIO_L
A-GND
BT_AUDIO_R
GND
CN1
(PATTERN ANTENNA)
R1
0
(CHASSIS)
MEX-BT2500
• See page 34 for Waveforms. • See page 36 for IC Pin Function Description.
(2/3)
R836 100 BT_INT
R837 100 BT_PL
R838 100 BT_ST0
R839 100 BT_ST1
R840 100 BT_ST2
R841 100 BT_ST3
R842 100 BT_MU
R843 100 BT_TE1
R844 100 BT_TE2
R845 100 BT_FR
R846 100 BT_FF
Q806-808
B+ SWITCH
Q806
2SB1690K
R811
1k
R810
D800 470
RB705D
Q807
D801 RT1N441C
BAT54AL
BT_MF
BT_RST
Q808
RT1N441C
C801
C800 FB800
100
0.01 0
10V TEST
C827
0.01
BT_AUDIO_L
ACC
R800 C840
C828 Q804 1k 1 50V Q802
ATT
47 RT1P141C RT1N140C R831
16V 100k
Q803
R832
RT1N140C
100k
R801 C841
1k 1 50V
BT_AUDIO_R
Q805
Q802,803
RT1N141C
MUTING
Q804,805
MUTING CONTROL
C889
0
S103
RESET
C508 C519
15p 0.1
X502
C507
15p 32.768kHz
X501
18.432MHz
VSS1
OSCIN
R509 100
L501 OSCOUT
2.2µH
VCC3
C510 1
CYRIL_SEL
R526 100k R540 100k
DEMOSEL
C511 100 10V
NCO
R542 100k
SYSRST
BT_ON
BT_STATUS_POW
BT_OP
BT_OPRPOW
CDON
CDMON
BT_MFUNC
BT_RESET
R506 0
BT_POWER_CTRL
R541 100k
BUSON
R563 100k
TESTIN
R566 100k
TELATT
R558 100k
ACCIN
ATT
R507
(US,CND,E)
100k
R537
(AEP,UK,E)
100k
R573
(AEP,UK)
100k
R538
(US,CND)
100k
(E) R550
100k
S501
FREQUENCY
SELECT
JC38
10k 0
R546 R545 R551 R552
100k 100k 100k 100k
9k (US,CND,AEP,UK)
C887
0
30 30
(US,CND,E)
R547
100k
R548
100k
C509
0.022
Q500
RT1P141C
KEY ACTIVE
SWITCH
R565 100k
MD1
R567 100k
MD0
AD_ON
JC50 0
BT_INT-HF
NCO
D503
1SS355
NCO
NCO
C514
0.001
NCO
SYSTEM CONTROLLER VSS
R503 100
IC501
KEYIN0
MB90F045PF-G-9044-SPE1
KEYIN1
C512 0.001
VSM
C501 0.01
QUALITY
DAVSS
C513
AVRH
0.01
DAVDD
R522 2.2k
I2C_SIO
R521 2.2k
I2C_SCK
C516 0.01
RE-IN1
C515 0.01
RE-IN0
R556 C504
100k 0.01
JC4
0
C503
JC27
100
0
10V
Note: When the BT board is replaced, it is necessary to confirm
operation.
Refer to "BLUETOOTH FUNCTION CHECKING METHOD
USING A CELLULAR PHONE" of the servicing note (See
page 5).
R517
47k
BT_INT
R505 10k KEY0
R502 100 KEY1
R504 10k VSM
QUALITY
JC55
0
SDA
R525 10k SCL
R520 100 RE1
R523 100 RE0
R524 10k
C
RDS_ON
+3.3V
DGND
D
E
(Page 31)
F