Philips BDP9600/51, Руководство по обслуживанию

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No power
Check the Power Cord
is connected
Check whether the
Power Transfer Board has
provided voltage output—
(AC220V)
No sound
Check whether the
PowerBoard has provided
voltage output
Adjust the volume
Use Oscillograph to checkVFD
data cable if has normal nignal or
not ,the check location is U201 pin
No 5#(VFD DATA)
、
8#(CLK)and
STB provide voltage
No display
Check the FUSE is ok or
not?
Check the power pcb “CON1”
connection to display board
cable normal
No picture on HDMI connection
Check if the HDMI cable
is usable
Replace a new
HDMI cable
Check the connect cable is
OK or NOT
Check Digital output board(J2)
& decoder board(xp8)between
the flat connect wire is OK or
NOT and Re-planted
Check location CON1 in power
board has normal v5v
、
-27v 、 VF （ -12V) 、 S5V(5V) 、
and has STB provide voltage
Use Oscillograph to check jack
(J300)pin No 15#(HDMI_SCL)
、
16# （ HDM_SDA ） wave if normal
check J300 cable pin No 1#
、
3# 、 4# 、 6# 、 7# 、 9# 、 10# TX
signal normal or no
Check whether provide 18V
voltage for Digital Output
Board jack(J3)
Check location U201 in display
board pin No15#
、 37# has 5V
provide voltage,check 27# pin
has -30v provide voltage
Replace a new
Power Transfer
Board
N
Replace a new
one
N
Replace a new
Board
N
Replace a new
one
N
Replace a
new one
N
Check&replace the
digital output board
N
Replace a
new one
N
N
N
N
Replace the
decoder board
Y
Y
Check the FUSE is ok or
not?
Y
Y
Y
Y
Can’t Loading
Check the flat connect wire is
OK or NOT and Re-planted
Check&replace the Loader
Replace a
new one
N
Test decoder board jack
(XP4)pin no.1#~2# imp-
edance 0ohm
N
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Troubleshooting
10-1 10-1
Check a television
change to HDMI mode
N Change to HD-
MI mode
Y
Y
Check&replace
the transformer
N
Y
Test the decoder board jack(xp8)
pin no.22#(+12vA)
、 23# （ -12V ）
has provided voltage
Confirm decoder board jack(xp8)
location pin no.16#(mute) low le-
vel
Y
N
Y
Check related MUTE
circuit decoder board
use oscillograph to check decoder
board jack(xp8)pin no.6#(MCLK)
、
8# （ BCK)data whether normal
Y
replace digital output board
N
replace decoder board
Confirmed machine
tray in and out
action normal
check decoder board
location XP4 jack pin
no.3#~4# has 3.6v pr-
ovide voltage
N
Confirmed the disc piece
revolving movement is
whether normal
Test decoder board jack
(XP3) W\U\V between
wheter has12V provide
voltage
Re- insert
N
replace the
power board
N
replace display board IC
U201
N
Y
check&replace the
decoder board
Check &replaec the J300
jack