Sony HCD-HX3 - Page 46

HCD-HX3/HX5/HX7
4646
HCD-HX3/HX5/HX7
• IC Block Diagrams
– CD Board –
IC201 TK63115SCL-G@GT (HX7)
THERMAL &
OVER CURRENT
PROTECTION
VOLTAGE
REFERENCE
ON/OFF
CONTROL
VIN
1
GND
2
VCONT
3 NC4
VOUT5
+
–
IC201 XC6215B152MR (HX3/HX5)
VOUT
5
NC
4
VIN 1
VSS 2
CE 3
+
–
ON/OFF
CONTROL
CURRENT
LIMIT
VOLTAGE
REFERENCE
EACH CIRCUIT
ERROR MP
IC401 BA5826SFP-E2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
24
23
22
21
20
19
18
17
16
15
25
LEVEL
SHIFT
LEVEL
SHIFT
THERMAL
SHUT-DOWN
REGULATOR
BIAS TRAP
LEVEL
SHIFT
MUTE
LEVEL
SHIFT
D.BUFF
D.BUFF
D.BUFF
GND
IN4
IN4'
BIAS
VCC
VCC
IN3'
IN3
VO3(+)
VO3(–)
VO4(–)
VO4(+)
RESETt
OPIN
VO1(–)
REGB
VO1(+)
IN1
RESET
REGOUT
MUTE
GND
IN2'
IN2
VO2(+)
VO2(–)
GND
OPOUT
D.BUFF
D.BUFF
D.BUFF
D.BUFF
D.BUFF
REGULATOR
VCC
VCC
– USB Board –
IC915 R5523N001B-TR-F
1EN
2GND
3FLG
4IN
5 OUT
GATE
CONTROL
UVLO
THERMAL
SHUTDOWN
CURRENT
LIMIT
FLAG
DELAY
– USB POWER Board –
IC319 SI-8008TFE
IN
1
SW
2
SS
5
ADJ
4
LATCH
&
DRIVER
ERROR AMP
COMPARATOR
OSCILLATOR RESET
OVERCURRENT
PROTECTION
THERMAL
PROTECTION
REFERENCE
VOLTAGE
GND
3
ON/OFF
SOFT
START
PREG
+
+
+
–
–
– BT Board –
IC903 XC6213B332MR
VIN
1
CE
3
VSS
2
NC4
VOUT5
+
–
ON/OFF
CONTROL
CURRENT
LIMIT
VOLTAGE
REFERENCE
1
2
3
4
5
7
6
8
9
10
12
13
14
15
16
11
CLOCK
DRIVER
SCF
LPF
SCF
LPF
ATT
ATT
DE-ENPHASIS
CONTROL
8X
INTERPOLATOR
8X
INTERPOLATOR
AUDIO
DATA
INTERFACE
µP
INTERFACE
∆Σ
MODULATOR
∆Σ
MODULATOR
MCLK
DZFL
DZFR
VDD
VSS
VCOM
AOUTL
AOUTR
P/S
BICK
SDTI
LRCK
PDN
SMUTE/CSN
ACKS/CCLK
DIF0/CDTI
– XM Board –
IC041 AK4384ET-E2