Philips MX1060D - Page 10

2-4
2-4
J
No Sound
Digital no output
Check
A/V S-Video BD (UL) QA4/electrode E
A/V SCART BD (CE) QA4/electrode E
Signal output
Check
DVD BD CPU*/Pin47 SPDIF
Signal output
No
Yes
Yes
Possible Optical or coaxial damage
or connection cable damage
Check A/V BD S-Video / SCART
QA3, QA4
Possible CPU* damage
Replace DVD BD
No
H
Check supply power
1. CPU pin48,49 VDDA=3.3V
2. ICA7/7805/5VA (D/A change power supply)
3. QA13 (pre-amp supply +12V)
All channel
no output
No Sound
Analog no output
One of the channel
no output
No
Check channel
mute circuit
Yes
Repair
MUTE circuit
No
Check channel
pre-amp circuit
Yes
Repair
pre-amp circuit
No
Check channel
D/A change circuit
Yes
Repair
D/A decode
circuit
Check corresponding
channel DATA signal
pin44/pcm-out0=FL+FR
pin24/pcm-out1=C+SUB
pin21/pcm-out2=SL+SR
Repair
corresponding channel
supply power
Yes
No
Possible CPU* damage
Replace DVD BD
Check RS29/RS78
is 5V or not
1. CPU* damage
2. ICA7/7805 damage
Replace DVD BD
No
No
Yes
Check D/A change
CPU*/PCM_LRCLK/Pin46
/PCM_CLK/Pin45
/PCM_SCLK/Pin43
/PCM-OUT/Pin21,24,44
Check MUTE circuit
ICS1/A-MUTE/Pin199
MUTE=L
BY PASS=H
Possible CPU* damage
Replace DVD BD
No
Yes
*Note: BD = Board
CPU = DVD BD ICS1/STi5505
DVD BD = DVD Main Board
G
DVD no function
No
Check DVD BD power
supply JP1 connector DATA
(see page 10-3)
Yes
Check Front BD
CPU U5/pin2
Yes
Yes
Software reset
OK
No
Check DVD BD
1. crystal XS1/27MHz
2. CPU*/pin118=27MHz
Yes
Check DVD BD
1. ICS3/74HCV04 pin14=3.3V or XS1 bad
2. ICS3 damage
Replace DVD BD
Yes
Check CIM2,ICM4,ICM8
IN or OUT DATA
Replace DVD BD
Check PSU BD CBL03A
connector pin7 DVD
power=4.8VDC
No
Change DVD
Loader check
Check DVD BD HX1
Pin9/SDA=4.7V, Pin10/SCL=4.7V &
Loader power supply
Possible DVD Loader damage
Replace DVD Loader
No
No
Check PSU BD
U8, U3, U4, U5, U6
voltages
Yes
Yes
Check DVD BD HS5 connector
pin4 TXD=3.1VDC
pin5 RXD=4.9VDC
HS5 DATA (see page 10-3)
No
Check Front BD
CPU U5/pin21,22
Check CPU* power supply
pin1,18,34,75,86,95,102,119,130,139,
149,159,171,184,208=3.3V
ICM4, ICM8 power supply
ICM2/pin37,1,7,25,38,44=3.3V
No
Check corresponding power supply
circuit or change corresponding IC
Check DVD BD Flash
ICM2/39VF800A
Pin11/WE=3.1V
Pin26/CE=2.3V
No
Check circuit connection
or change ICM2.
Replace DVD BD
Yes
Yes
Check DVD BD ICM8/ICM4
Pin34/CKE=3.1VDC, Pin14/LDOM,
Pin15/WE, Pin16/CAS,
Pin17/RAS, Pin18/CS,
Pin35/SDCLK, Pin36/VDOM
No
Check circuit connection
MX10xxD REPAIR CHART - DVD SECTION