Harman Kardon BDT 30MKII BK Service Manual ▷ View online
Remote control does not work
Go
Yes
No
yes
Remote control
does not work
NO
Replace the battery for remote
controller
Check whether the remote
controller’s battery is
exhausted or not.
Check the IR1 power
supply is OK
no the front
board IR1 is about 5V
Check the VCC net no the front board
Replace
IR1
Yes
Trouble shooting chart
5-2
Harman Kardon
BDT 30MKII BK Service Manual
Page 13 of 34
Can’t read disc or can’t open the disk door
Yes
Check the connection 4pin cable from the
main board
Can’t read disc or can’t
open the disk door
Check 45pin and 8pin
cable from main board
connection to the loader is
normal
connection to the loader is
normal
Replace the loader
NO
GO
Check whether the
DVD loader running is
normal
Fix the connection the 45pin cable or
8 pin cable
NO
Yes
Trouble shooting chart
5-3
Harman Kardon
BDT 30MKII BK Service Manual
Page 14 of 34
Can not connect to network
Trouble shooting chart
5-4
Check if the P2 is ok
Or not
Go
No
No
Can not connect to
network
Yes
Fix all the resistor
Check R125 is on in
main board
Change P2
Check if U7 is oK
In mainboard
No
Fix U2 in mainboard
Yes
Harman Kardon
BDT 30MKII BK Service Manual
Page 15 of 34
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
U100
RS232(for FE)
XP2
6 PIN
XP5
XP6
CN 8
CN 7
D/A
VIDEO ,SFDIF
128MB DDR3 H5TQ1G63BFR
U8
U9
U10
U11
J1
MAIN BOARD
MTK8555
128MB DDR3 H5TQ1G63BFR
128MB DDR3 H5TQ1G63BFR
NAND FLASH 2Gbit
LOADER
Signal manage(45PIN)
4PIN
4PIN
SA/SLED MOTOR DRIVER(8PIN)
45PIN
connect board
TRAYIN/OUT
5V
GND
GND
+12V_P
VFD (2*16)
8PIN
8PIN(FFC)
IR
179
FB TO MB
14IN/2.0
FB TO MB
5PIN
MA BOARD
LOADER
45PIN FFC (OPU)
PW BOARD
STANDBY+LED
7.1AV
FB BOARD
AV~ IN
A. R2A30209SP
TPC1391G4
LOAD-
LOAD+
GND
TRAYIN
HDMI
RJ45
USB
AV BOARD
128MB DDR3 H5TQ1G63BFR
TO AV BOARD
6 PIN*2
6 PIN
TO MAIN BOARD
1
14
IR
GND
VSTB
VCLK
VD
GND
COMPONENT
PCON
L.R,CVBS
COAX
USB_VCC1
USBM0
USBP0
GND
4IN
POWER IN
5V
14PIN/2.0
TO MAIN BOARD
5PIN/2.5
TO PW BOARD
RS232
USB 4PIN
㔥㒰বय़఼
TAY IN/OUT
POWER OUT
TRAY IN/OUT BOARD
OPU SANYO 414
TRAVERSE
AK4430ET
MOTOR DRIVE
B. TI1405B
U21
40-BD3200-AVX1G
MOTOR DRIVE
U21
IR
GND
VSTB
VCLK
VD
GND
PCON
BDT35 WIRING DIAGRAM
6-1
6-1
Harman Kardon
BDT 30MKII BK Service Manual
Page 16 of 34
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