Pioneer BDP-LX55 - Main Board Assy (6;15): VFD;IR

54
BDP-LX55
1
2 3 4
A
B
C
D
E
F
1
2 3 4
10.6 MAIN BOARD ASSY (6/15) : VFD/IR (Sheet No.7)
A
6/15
{LCDRD, ETTXEN} = 0 , Normal mode
{LCDRD, ETTXEN} = 1 , RST by SVO mode
{LCDRD, ETTXEN} = 2 , Monitor mode
{LCDRD, ETTXEN} = 3 , Test scan mode
AO2SDATA2
POWER_K
Play_K
OPEN_K
Play_K
SPDIF2
POWER_K
OPEN_K
VCXO_1.65V_CTL
DVCC33_IO_STB
AO2SDATA1
AO2SDATA0
AVDD33_LDO
LCDRD
ETTXEN_VOUTD14
AO2BCK
SD2/DL1
AO2MCLK
OPWRSB
IR
VSTB
VCLK
VDATA
UATXD
UARXD
AVDD33_LDO AO2SDATA3
LCDRD
ETTXEN_VOUTD14
AO2LRCLKDVCC33_IO_STB
AVDD10_LDO
MCU_RESET
VFD_PW_CTL
AO2SDATA4
AO2SDATA5
3.3V_STB
3.3V_STBY
3.3V_STBY
3.3V_STBY
AO2MCLK_Sii 14
AO2BCK_Sii 14
VCXO_1.65V_CTL 5
AO2SDATA1 16
AO2SDATA0 14
OPWRSB 2
RESET_ 2
AO2LRCLK_S 16
HDMI-CEC-switch 16
B_MUTE 8
MCU_RESET 16
ETTXEN_VOUTD14
16
SPDIF2 16
AO2SDATA3_S 16
SD2/DL1 14
AO2SDATA4_S 16
AO2SDATA5_S 16
C500
100P
C500
100P
C504
0.1UF/16V/X7R
C504
0.1UF/16V/X7R
R21 33R21 33
R6810K R6810K
R14 33R14 33
R1418330R1418330
R57
10K
R57
10K
R
10
R
10
C507
0.1uF/16V/X7R
C507
0.1uF/16V/X7R
R2333R2333
R150 330R150 330
FB34FB34
R62 33R62 33
U7D
MT8555_0825_A
U7D
MT8555_0825_A
DVCC33_IO_STB
J21
DVCC33_IO_STB
H21
AVDD33_LDO
J24
AVDD10_LDO
K21
AVSS33_LDO
H22
GPIO8
H24
ETCOL
J27
ETCRS
F26
ETMDC
J28
ETMDIO
J26
ETRXCLK
G26
ETRXD0
F25
ETRXD1
G27
ETRXD2
G28
ETRXD3
G25
ETRXDV
E25
ETRXER
E26
ETTXCLK
G24
ETTXD0
G23
ETTXD1
H23
ETTXD2
J23
ETTXD3
H26
ETTXEN
H25
ETTXER
F24
UARXD
J25
UATXD
K26
VSTB
L25
VDATA
M23
VCLK
M24
LCDRD
L26
IR
K25
RESET_
K23
OPWRSB
K24
R16 33R16 33
C502
NC
C502
NC
R20 33R20 33
R573
10K
R573
10K
C506
0.1uF/16V/X7R
C506
0.1uF/16V/X7R
C503
100P
C503
100P
Main Board Circuit Diagram:MT8555 VFD/IR