Sony HCD-DJ2i Service Manual page 56

HCD-DJ2i
• IC Block Diagrams
IC201 TK63115SCL-G@GT (BD93 BOARD (2/2))
VDD 1
THERMAL &
OVER CURRENT
PROTECTION
VOLTAGE
GND 2
REFERENCE
ON/OFF
CE 3
CONTROL
IC401 BA5826SFP-E2 (BD93 BOARD (2/2))
1
VO1(–)
D.BUFF
2
VO1(+)
LEVEL
D.BUFF
SHIFT
IN1 3
RESET 4
THERMAL
SHUT-DOWN
REGULATOR
BIAS TRAP
5
REGB
6
REGOUT
MUTE
MUTE 7
GND
8
9
IN2'
IN2 10
LEVEL
SHIFT
D.BUFF
VO2(+) 11
D.BUFF
VO2(–)
12
GND
13
OPOUT
14
56
–
+
5 VOUT
4 NC
28
GND
27 VO4(–)
D.BUFF
VO4(+)
26
D.BUFF
LEVEL
SHIFT
25 IN4
24
IN4'
23
BIAS
22 VCC
VCC
21 VCC
VCC
20
IN3'
19 IN3
LEVEL
SHIFT
D.BUFF
18 VO3(+)
D.BUFF
VO3(–)
17
RESETt
16
15 OPIN
IC501 AK5358AET-E2 (BD93 BOARD (2/2))
AINR 1 MODULATOR
MODULATOR
AINL 2
CKS1 3
VOLTAGE
VCOM 4
REFERENCE
AGND 5
VA 6
VD 7
DGND 8
IC502 TC74VHC157FT(EKJ) (BD93 BOARD (2/2))
IC352 TC74VHC157FT(EKJ) (MAIN DIGITAL BOARD (1/2))
SELECT 1 16
V
CC
S
1A 2 15
1A G STROBE
INPUT
3 14 4A
1B 1B 4A
4B
1Y 4 1Y 4B 13
OUTPUT
2A 5 2A 4Y 12 4Y
INPUT
6 11 3A
2B 2B 3A
7 10 3B
OUTPUT 2Y 2Y 3B
3Y
GND 8 9 3Y
IC350 TC74HC4066AFT(EL) (MAIN DIGITAL BOARD (1/2))
IC351 TC74HC4066AFT(EL) (MAIN DIGITAL BOARD (1/2))
1I/O 1
1O/I 2
2O/I 3
2I/O 4
2C 5
3C 6
GND 7
DECIMATION
16
FILTER
DECIMATION
15
FILTER
14
SERIAL I/O
13
INTERFACE
12
CLOCK
11
DIVIDER
10
9
INPUT
OUTPUT
INPUT
OUTPUT
14 VCC
13 1C
12 4C
11 4I/O
10 4O/I
9 3O/I
8 3I/O
CKSO
CKS2
DIF
PDN
SCLK
MCLK
LRCK
SDTO