Sony MEX-N6000BD / MEX-N6001BD Service Manual ▷ View online
MEX-N6000BD/N6001BD
33
• IC Block Diagrams
– MAIN Board –
IC02 NJM2884U1-33 (TE2)
5
VIN
4
VOUT
2
GND
3
N.C.
1
CONTROL
BANDGAP
REFERENCE
THERMAL
PROTECTION
IC03 S-13A1A12-E6T1U3
VOUT 1
VIN
6
VSS 2
ON/OFF 3
+
–
–
REFERENCE
VOLTAGE
ON/OFF
CONTROL
VSS
5
SSC
4
INRUSH CURRENT
LIMITING
THERMAL
SHUTDOWN
OVERCURRENT
PROTECTION
IC301 PURE5001H-4WX
TAB
1
PW-GND2
2
OUT2–
3
ST-BY
4
OUT2+
5
VCC2
6
OUT1–
7
PW-GND1
8
OUT1+
9
SVR
10
IN1
11
AC-GND
16
OUT3+
17
PW-GND3
18
OUT3–
19
VCC1
20
OUT4+
21
MUTE
22
OUT4–
23
PW-GND4
24
HSD
25
IN3
15
IN4
14
S-GND
13
IN2
12
HIGH SIDE
DRIVER
MEX-N6000BD/N6001BD
34
IC402 BD3468FV-E2
A1 1
INPUT SELECTOR
(1 SINGLE-END AND 5 STEREO ISO)
SUB GAIN
ADJUST
I2C BUS
LOGIC
2ND ORDER LOW-PASS FILTER
INPUT GAIN
OUTC
40
A2 2
BP1 3
BP2 4
CP1 5
CN 6
CP2 7
ISO
GND
AMP
ISO
GND
AMP
ISO
GND
AMP
ISO
GND
AMP
DP1 8
DN 9
DP2 10
ISO
GND
AMP
ISO
GND
AMP
EP1 11
EN 12
EP2 13
ISO
GND
AMP
ISO
GND
AMP
FP1 14
FN1 15
ISO
GND
AMP
FN2 16
FP2 17
MIN 18
BN 19
HIVOLB 20
ISO
GND
AMP
OUTS
39
OUTR1
38
OUTR2
37
OUTF1
36
OUTF2
35
INF2
34
IG1
28
IG2
27
VCCL
26
INF1
33
INR2
32
INR1
31
INS
30
INC
29
FADER
ATT
FADER
ATT
FADER
ATT
LEVEL
SHIFT
LEVEL
SHIFT
FADER
ATT
FADER
ATT
FADER
ATT
FADER
BOOST
FADER
BOOST
FADER
BOOST
FADER
BOOST
FADER
BOOST
FADER
BOOST
+
+
VREF
REG (4.15V)
25
GND
24
SDA
23
SCL
22
VCCH
21
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
MAIN GAIN
ADJUST
FRONT
SELECTION
REAR
SELECTION
SUB
SELECTION
MEX-N6000BD/N6001BD
35
IC501 BU4228F-STR
–
+
VDD 2
GND 1
VOUT
4
CT
3
VREF
IC702, 1001 BU33TD3WG-TR
IC703, 704 BU15TD3WG-TR
IC703, 704 BU15TD3WG-TR
2
GND
1
VIN
VOUT
5
VOLTAGE
REFERENCE
3
STBY
NC
4
STANDBY
OVER CURRENT
PROTECTION
THERMAL
SHUTDOWN
+
–
IC803 BD49100RFS-E2
EN 2
ECO 4
ADJ5 1
40 N.C.
37 GND4
43 VIN0
42 BCAP
44 GATE5
39 HSW2
LD4EN 3
ERR1 5
VOUT4 20
TIMER 19
VOCAL 18
CLCAL 17
VIN4 16
FB1 22
INV1 21
LDO5
(CONTROLLER)
TIMER
LATCH
INTERNAL
REGULATOR
HSIDE
SW2
38 HSW1
36 SW2
35 FB2
35 FB2
33 VOUT0
30 VOUT1
34 INV2
32 VIN1
31 ADJ1
31 ADJ1
HSIDE
SW1
LDO1
26 VIN2
28 VOUT2
27 GND3
27 GND3
29 ADJ2
25 SNSH
24 SNSL
23 GATE1
24 SNSL
23 GATE1
LDO2
LDO4
(CALIBRATE)
VIN3 15
ADJ3 14
RT 11
VOUT3 13
GND2 12
SYNC 9
GND1 10
ERR2 6
LDO3
TSD
SCL 8
SDA 7
I2C
I/F
OSC
DCDC2
DCDC1
(CONTROLLER)
OVP
41 VINSW
L_DET
UVLO
BU_SW
BU_CONT
STB_LDO
IC804 BD60HC0WEFJ-E2
8
VCC
5
EN
6
N.C.
7
N.C.
+
–
–
OVER CURRENT
PRORECITON
THERMAL
SHUTDOWN
SOFT
START
2
VO_S
1
VO
3
GND
4
N.C.
IC1003 NJM2781RB1
REG 2
IN+ 4
NOISE 1
5 IN–
7 V+
8 GND
6 OUT
STBY 3
+
–
–
REGULATOR
MEX-N6000BD/N6001BD
36
• IC Pin Function Description
MAIN BOARD IC503 R7S7200032CFP (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
BT_MIC_DET
I
External microphone plug insert detection signal input terminal for the Bluetooth
2
AMP_MUTE
O
Amplifi er muting on/off control signal output to the power amplifi er “L”: muting on
3
AMPSTB
O
Standby signal output to the power amplifi er “L”: standby
4
SERVO_ON
O
Power on/off control signal output to the servo section “H”: power on
5
SP_CLK
O
Serial data transfer clock signal output to the audio DSP
6
SP_DATA
I
Serial data input from the audio DSP
7
Vcc
-
Power supply terminal (+1.18V) (for internal)
8
DEC_XMUTE
O
Muting on/off control signal output to the audio DSP “L”: muting on
9
Vss
-
Ground terminal
10
CD_ZDET
I
Zero data detection signal input from the audio DSP
11
PVcc
-
Power supply terminal (+3.3V) (for I/O)
12
BSIF_GATE
O
Gate signal output to the audio DSP
13
DEC_INT
I
Interrupt signal input from the audio DSP
14
DSP_RST
O
Reset signal output to the audio DSP “L”: reset
15
DSP_SSTBY
O
Standby signal output to the audio DSP “L”: standby
16
BSIF_ST_REQ
I
Request signal input from the audio DSP
17
CD_BUSCLK
O
Serial data transfer clock signal output to the audio DSP
18
Vss
-
Ground terminal
19
CD_XCCE
O
Chip enable signal output to the audio DSP
20
CD_SDO
O
Serial data output to the audio DSP
21
Vcc
-
Power supply terminal (+1.18V) (for internal)
22
CD_SDI
I
Serial data input from the audio DSP
23
Vss
-
Ground terminal
24
BSIF_BCK
O
Bit clock signal output to the audio DSP
25
PVcc
-
Power supply terminal (+3.3V) (for I/O)
26
BSIF_LR
O
L/R sampling clock signal output to the audio DSP
27
BSIF_DO
O
Audio data output to the audio DSP
28
BEEP
O
Beep sound drive signal output to the power amplifi er
29
DEC_BCK_IN
I
Bit clock signal input from the audio DSP
30
DEC_LRCK_IN
I
L/R sampling clock signal input from the audio DSP
31
Vss
-
Ground terminal
32
DEC_SDOUT_F
O
Audio data output to the audio DSP
33
DEC_SDIN_CH0
I
Audio data input from the audio DSP
34
Vcc
-
Power supply terminal (+1.18V) (for internal)
35
LCD_CLK
O
Serial data transfer clock signal output to the front panel block
36
Vss
-
Ground terminal
37
NC
-
Not used
38
LCD_CE
O
Chip enable signal output to the front panel block
39
PVcc
-
Power supply terminal (+3.3V) (for I/O)
40
LCD_DO
O
Serial data output to the front panel block
41
MEC_EJECT
O
Loading motor drive signal (eject direction) output terminal “H”: motor on
42
SYNC_OUT
O
Frequency control signal output to the regulator
43
DEBUG_TX
O
Transmit data output terminal for the debug Not used
44
LRCK_INT
I
L/R sampling clock signal input from the pin 26 (BSIF_LR)
45
ACC_IN
I
Accessory power detection signal input terminal “L”: accessory power on
46
Vss
-
Ground terminal
47
DRV_ON
O
Driver control signal output to the CD mechanism deck block
48
XM_TX
O
Serial data output terminal Not used
49
KEY_ACK1
I
Key acknowledge signal (wake up signal) input from the front panel block
50
PVcc
-
Power supply terminal (+3.3V) (for I/O)
51
MEC_INSW
I
Disc insert detection switch input terminal
52
BT_CLK
I
Serial data transfer clock signal input from the BT module
53
BT_SYNC
I
Sync signal input from the BT module
54
BT_DOUT
O
Audio data output to the BT module
55
BT_DIN
I
Audio data input from the BT module
56
BU_IN
I
Back-up power detection signal input terminal “L” is input at low voltage
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