Sony HCD-GX90D, Service Manual

Page: 55 / 104

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HCD-GX90D/RV800D
6-33. Schematic Diagram – SUB TRANSFORMER Board –
IC906
3
MO1
1
IC906 8 XTO
2
3
IC906
q;
SO2
4.2Vp-p
27MHz
3.4Vp-p
34MHz
IC906 qd SO3
4
IC901
r;
XTAL
5
3.6Vp-p
20MHz
– MB Board –
3.4Vp-p
34MHz
3.4Vp-p
34MHz
IC503
e;ea
VOUT A, B
IC503 wjwk YOUT A,B
IC503 ed C-OUT
1
2
3
1.6Vp-p
H
2.4Vp-p
H
2.0Vp-p
H
IC503
wfwg
CY-OUT A, B
4
– VIDEO Board –
2.0Vp-p
H
IC503
waws
CB-OUT A, B
5
IC503 qkql CR-OUT A, B
6
H
1.4Vp-p
1.4Vp-p
H
• Waveforms
– MAIN Board –
IC51 ws XOUT
3
IC1104 qa SUB, CLOCK-OUT
1
IC1104
qd
SYSTEM, CLOCK-OUT
2
2.9Vp-p
32.768kHz
2.6Vp-p
16MHz
2.7Vp-p
4.5MHz
– RF Board –
IC001 1 DVD RFP
1
IC001
el
TE
2
IC001 r; FE
3
IC001
tj
RFAC
4
– PANEL Board –
IC001 3 X1
1
5.4Vp-p
5MHz
0.7Vp-p
0.2V/div
100nsec/div
1.8Vp-p
0.5V/div
1msec/div
0.1V/div
1msec/div
0.3Vp-p
1.2Vp-p 0.5V/div
100nsec/div
C903
C902
C901
C904
CN901
D901
D903
IC901
Q901
R903
R904
RY901
CN903
T901 D902
D905
D904
JW905
JW903
CN902
JW907
JW
902
F913
16V
16V
0.01
0.1
2P
1SS133T-72
11ES2-NTA2B
2SC2785TP
10k
0
6V
3P
11ES2-NTA2B
11ES2-NTA2B
11ES2-NTA2B
2P
5A