Printed Wiring Board - Motor Board; Schematic Diagram - Motor Board - Sony HCD-GTX999 Service Manual

Q Q
3 7 6 3 1 5 1 5 0

6-21. PRINTED WIRING BOARD - MOTOR Board -

• See page 21 for Circuit Boards Location.
1 2
MOTOR BOARD
A
F
MAIN BOARD
CN204 M
(Page 30)
M001
(LOADING)
B
T E
L 1 3 9 4 2 2 9 6 5 1 3

6-22. SCHEMATIC DIAGRAM - MOTOR Board -

M001
(LOADING)
S001
CLOSE
CD TRAY
OPEN/CLOSE OPEN
DETECT
w w w
HCD-GTX999
• : Uses unleaded solder.
3 4 5
DISC TRAY
OPEN/CLOSE
OPEN
OPEN
CLOSE
F
DGND
CLOSE SW
MAIN
OPEN SW
BOARD
(1/3)
CN001 CN204
5P
(Page 31)
x a o
y
. i
http://www.xiaoyu163.com
• Waveforms
– CD Board –
6 7 IC201
(CD play mode)
S001
DETECT
CLOSE 100 mV/DIV, 500 ns/DIV
IC201
(CD play mode)
21
(21)
1-866-548-
100 mV/DIV, 500 ns/DIV
IC201
(CD play mode)
Q Q
3 7 6
200 mV/DIV, 500 ns/DIV
IC201
(CD play mode)
14.8 ns
1 V/DIV, 5 ns/DIV
u 1 6 3
35 35
2 4
8 9 9
– USB MICOM Board –
(TEI) IC10 (1A)
(USB play mode)
Approx.
4.4 Vp-p
150 mVp-p
44.3 ns
2 V/DIV, 20 ns/DIV
(FEI) IC2 (CLKIN)
(USB play mode)
4.4 Vp-p
Approx.
200 mVp-p
44.3 ns
2 V/DIV, 20 ns/DIV
(RFACO)
IC4 (XO)
(USB play mode)
3 1 5 1 5 0 8 9
500 mVp-p
83.3 ns
1 V/DIV, 50 ns/DIV
IC12 (SYSCK)
(XTAO)
(USB play mode)
3.3 Vp-p
3.6 Vp-p
44.3 ns
1 V/DIV, 20 ns/DIV
IC13 (XTAL2)
(USB play mode)
41.7 ns
500 mV/DIV, 20 ns/DIV
IC9 (XTALO)
(USB play mode)
m
c o
.
83.3 ns
1 V/DIV, 50 ns/DIV
HCD-GTX999
2
8 9 9
– MAIN Board –
IC201 (XCOUT)
0.3 Vp-p
30.4 μs
200 mV/DIV, 20 μs/DIV
IC201 (XOUT)
0.4 Vp-p
200 ns
200 mV/DIV, 100 ns/DIV
2 4 9 8 2 9 9
3 Vp-p
– DISPLAY Board –
IC701 (XOUT)
0.3 Vp-p
198 ns
200 mV/DIV, 100 ns/DIV
1.5 Vp-p
3 Vp-p