Sony HCD-DZ556KB Service Manual page 58

HCD-DZ555K/DZ556KB/DZ750K
• Waveforms
– IO-S-OUT Board –
– MAIN Board –
1 1
IC1101 6 (DVDRFIP)
900 mVp-p
1 V/DIV, 20 µ s/DIV
200 mV/DIV, 100 ns/DIV
2 2
IC1101 (XTALI)
<xcv
3.3 Vp-p
37 ns
1 V/DIV, 20 µ s/DIV
1 V/DIV, 10 ns/DIV
3 3
IC1101 <z,m (CVBS)
1.5 Vp-p
H
500 mV/DIV, 20 µ s/DIV
1 V/DIV, 20 µ s/DIV
4 4
IC501 qg (XIN)
3.0 Vp-p
200 ns
500 mV/DIV, 20 µ s/DIV
1 V/DIV, 100 ns/DIV
5 5
IC3010 rk (XFSOIN)
5.0 Vp-p
20.3 ns
500 mV/DIV, 20 µ s/DIV
1 V/DIV, 10 ns/DIV
HCD-DZ555K/DZ556KB/DZ750K
IC308 wh (C OUT)
1.3 Vp-p
H
IC308 wa (Y OUT)
2 Vp-p
H
IC308 w; (CY OUT)
2 Vp-p
H
IC308 qk (Cb OUT)
1.8 Vp-p
H
IC308 qh (Cr OUT)
1.5 Vp-p
H
• IC Block Diagrams
– MAIN Board –
IC1201 FAN8036L
48 47 46
IN1-
1
2
OUT1
IN2 +
3
IN2- 4
REGVCC
5
OUT2
RES1 6
REGVCC
FI N
(GND)
RES2
7
REGCTL
8
IN3+
9
10
IN3 -
OUT3
11
IN4+
12
13 14 15
IC3003 TC7WH157FK (TE85R)
EN G
A 1 A Y
B 2 B Y
Y 3
GND 4
58 58
FI N
(GND)
45 44 43 42 41 40
REGVCC
TSD
REGVCC
D
M +
S
S
W
C - D
MUTE123 MUTE4 PS
16 17 18 19 20 21
FI N
(GND)
8 VCC
11 7 ST
11 6 SELECT
5 Y
39 38 37
REGVCC
36 DO1-
35 DO2+
34
DO2-
33
P GND1
REGO1
32
REGO2
31
FI N
(GND)
30 DO3+
29 DO3-
DO4+
28
DO4-
27
26 P G ND2
DO5+
25
TSD_M
22 23 24