Mx10Xxd Repair Chart - Dvd Section - Philips MX1060D Service Manual

MX10xxD REPAIR CHART - DVD SECTION

F
D E
Cannot read
Tray cannot Mechanical
Noise Disc or
opern
Intermittent
D
Tray cannot open
Possible Tray motor defective.
Check B600
Yes
Proceed to open tray manually
Connector
(see Chapter 3)
Pin1,2=+/-6VDC
Replace the DVD Loader
No
Check DVD BD IC60/LB1641
Repair Motor
Pin7/Vcc=11.8VDC, Pin6/OUT=3.1VDC, Yes
Driver Circuit
Pin5/IN=3.1VDC,
Pin7=0V During the tray is open or close
No
Check DVD BD HS5
Check
No
Connector
Front BD CPU
Pin4 T_D=3.1VDC
U5/Pin21, 22
Pin 5 R_D=3.1VDC
Yes
Check
CPU*/Pin5/SLIDER_OUT Repair the
No
CPU*/Pin6/SLIDER_IN
circuit
CPU*/Pin7/SLIDER_OPEN/CLOSE connection
Circuit
Possible CPU* damage
Replace DVD BD
2-3
MX10xxD Repair Chart
DVD Section
C
B G
Video output DVD no
No sound & No Sound
No Signal picture Function Analog no output
(see page 10-2) (see page 10-2)
E
Mechanical noise
during playing disc
Reset the Disc
Check the Disc Yes
into the center
is off center or not
No
Check is there
Yes Open the tray
something inside the
& check it out
DVD Loader or not
No
Possible DVD Loader damage
Replace the DVD Loader
*Note: BD = Board
CPU = DVD BD ICS1/STi5505
DVD BD = DVD Main Board
H J
No Sound
Digital no output
F
Cannot read the disc
or Intermittent
Yes
Check the Disc
Change to other Disc
for dust or damage
No
Check DVD Loader
power supply: DVD BD HX1 No
Repair power supply circuit
Pin5=5.2V, Pin6=3.3V,
Pin1=8V, Pin2=12V,
Pin12=5V
Yes
Check DVD BD HX1
No
Pin14-X.BCLK, Pin15-X.DATA,
Possible DVD Loader damage
Pin16-X.DATAVALID, Pin17-X.ERROR
Replace Loader & test again
data and circuit connection
No
Possible DVD BD CPU* damage
Replace DVD BD
2-3
DVD Main Board Connector Data
1. DVD Main Board Conn. HX1 3. DVD Main Board Conn. HS6
Note 1
(To Mechanical Loader) (To A/V Board)
Pin Voltage Pin
no. Function DC/V no. Function
1 +12VT 11.9V 1 12V
2 +12VS 11.9V 2 5VA
3 GND 0V 3 16/9
4 GND 0V 4/3
5 5VD 5.0V 4 5VD
6 3.3V 3.2V 5 GND
7 5GND 0V 6 RED
8 GND 0V 7 GREEN
9 SDA 4.7V 8 BLUE
10 SCL 4.8V 9 GND
11 IRD2 3.2V 10 GND
12 5V RESET 4.7V 11 CVBS
13 GND 0V 12 C
14 EXT BCLK 1.56V 13 Y
15 EXT DATA 0.25V 14 GND
16 EXT DATA 0.35V 15 SPDIF
VALID 16 GND
17 EXT PSTART/
ERROR 0V
18 GND 0V
19 NC -
2. DVD Main Board Conn. JP1 4. DVD Main Board Conn. HS5
Note 2
(To PSU Board) (To Front Board)
Pin Voltage Pin
no. Function DC/V no. Function
1 NC - 1 GND
2 3.3V 3.2V 2 CTS
3 5VD 5.1V 3 RTS
4 GND 0V 4 TXD
5 GND 0V 5 RXD
6 5VA 5.0V 6 5VD
7 12V 11.9V
8 5GND 0V
9 12VS 11.9V
10 12VT 11.9V
Note:
1. When the voltages of conn. HX1 are as per table the problem in the Loader,
otherwise the problem is in the DVD Main board.
2. When the voltages of conn. JP1 are as per table the problem in the DVD Main board,
otherwise the problem is in the PSU board.
3. When the voltages of conn. HS6 are as per table the problem in the DVD Main board,
otherwise the problem is in the A/V board.
4. When the voltages of conn. HS5 are as per table the problem in the DVD Main board,
otherwise the problem is in the Front board.
Note 3
Voltage
DC/V
11.9V
5V
4V
0V
5.0V
0V
3.2V
3.2V
3.2V
0V
0V
0.73V
0.52V
0.67V
0V
1.6V
0V
Note 4
Voltage
DC/V
0V
0V
0V
3.0V
4.9V
4.9V