Philips DVP3254K/77 Service Manual page 29

6-7
A
COMMON1389L/K_KHM313_AM5888_V2 Desktop Model
MT1389L/K (LQFP128) DVD TEST Board w/ Sony KHM Series PUHs
1
2
3
TO POWER BOARD
Imax 800mA
XP1
5pin/2.5mm
1 3 PCON
2
GND
3
+P12V
4
GND
5
C8 C9
0.1uF 0.1uF
+12V: +12V(+-10%)
+5V: +5V(+-2.5%)
4
A
B
MT1389L/K Features Support List
(MIC/USB Only for MT1389L)
Item Features
1 5.1CH(only 2CH for 89K) + USB + VFD + AMUTE
2
3
4
MT1389L/K General GPIO List
Name PIN Features
GPIO3 33 TROUT
GPIO4 34 LIMIT
GPIO6 35 TROPEN
GPIO7 87 VSDA
GPO_A 22 STBY
GPO_B 23 IOA
GPIO2 26 OPO
GPIO8 88 TRCLOSE
GPIO9 89
GPIO10 91
GPIO11 92 AUDIO_MUTE
GPIO12 93 ASPDIF
GPIO13 94 TRIN
GPIO19 106 PCON
GPIO20 107 ADVCM
GPIO21 108 AKIN1
GPIOK0 27 Only for 89K
GPIOK1 28 Only for 89K
GPIOK2 31 Only for 89K
5V
M5V
M5V
Imax 130mA
DV33
R8
4.7K
R7
Q2
BT3904
1K
PCON:
L: STBY.
H: Working.
+12V
+12VA
Q3 R10 100/0805
C11
8550D +
CE6 0.1uF
R12 100uF/16v
4.7K
R13
22K R14
4.7K
B
C D
Main board electric diagram: POWER
DV33
C1
0.1uF
RFGND
AADVDD
R1
AUDIO ADC
AADVDD
4.7/0603
C3 + CE1
0.1U 100U/16V
DACVDD3
FB1
500
C4 + CE2
0.1uF 47uF/16v
ADACVDD
R2
4.7/0603
C5 + CE3
0.1U 470uF/6.3v
APLLVDD3
R3
4.7/0603
C6
+ CE4
0.1uF
47uF/16v
FB2 RFGND SD33
500
C7
0.1uF
GND AGND VGND RFGND MGND
VGND GND
DV33
C13 C14
C15
0.1uF 0.1uF 0.1uF
C D
6-7
E
RFVDD3
VIDEO DAC
AUDIO DAC
E
1
2
3
4