Sony HCD-DZ777K Service Manual page 62

HCD-DZ265K/DZ266K/DZ270K/DZ570K/DZ777K
• IC Block Diagrams
IC1201 FAN8036L (MAIN Board (4/9))
48 47 46 45 44
IN 1-
1
OUT1 2
IN2 +
3
IN 2- 4
REGVCC REGVCC
OUT2 5
R ES1 6
REGVCC REGVCC
FI N
(GND)
RES2
7
REGCTL
8
IN 3+
9
IN3 - 10
OUT3
11
IN 4+
12
13 14 15 16 17
IC3003 TC7WH157FK(TE85R) (MAIN Board (7/9))
8 VCC
11 7
G
11 6 A/B
EN G
A 1 A Y 5 Y
2
B B Y
3
Y
GND 4
HCD-DZ265K/DZ266K/DZ270K/DZ570K/DZ777K
FI N
(GND)
43 42 41 40 39 38 37
REGVCC
TSD
M +
S
S
W
C -
MUTE123 MUTE4 PS TSD_M
18 19 20 21 22 23 24
FI N
(GND)
IC3010 CDX9788AR (MAIN Board (9/9))
IC3020 CDX9788AR (MAIN Board (9/9))
IC3030 CDX9788AR (MAIN Board (8/9))
48
DO1-
36
DO2+
35
34
DO2-
XVSS 1
33 P GND1
VSUBC 2
VSSR
REGO1 3
32
OUTR2(–)
4
VDDR 5
31 REGO2
OUTR1(+) 6
VSSR 7
FI N
(GND) VSSL 8
OUTL2(–) 9
10
VDDL
30 DO3+
OUTL1(+) 11
VSSL 12
DO3-
29
DO4+
28
27 DO4-
26 P G ND2
DO5+
25
62 62
47 46 45 44 43 42 41 40 39 38 37
CLOCK
GENERATOR
(SECONDARY)
PWM
FILTER &
LINER
GAIN
Δ Σ
LOW CUT
INTERPOLATOR
CONTROL
INIT/ SERIAL
MUTE CONTROLLER
13 14 15 16 17 18 19 20 21 22
CLOCK
GENERATOR 36 XFSIIN
(PRIMARY)
35 DVDD
34 TEST
33 BFVSS
32 BFVDD
31 DATA
SAMPLING
S P
RATE 30 BCK
FILTER CONVERTER
29 LRCK
28 MCKSEL
27 INIT
26 SFLAG
25 OVF FLAGL
23 24