Philips HTS3582/93 Service Manual page 48

7-11
A
Main Board Circuit Diagram: MT555_VFD/IR
3.3V_STBY
U7D U7D
DVCC33_IO_STB J21
DVCC33_IO_STB
H21
DVCC33_IO_STB
4
3.3V_STBY
AVDD33_LDO J24
AVDD33_LDO
H22
AVSS33_LDO
AVDD10_LDO K21
AVDD10_LDO
C502 C502
NC NC
DVCC33_IO_STB
C503 C503
C504 C504
NC NC
0.1uF/16V/X7R 0.1uF/16V/X7R
3
MT8555_0825_A MT8555_0825_A
AVDD33_LDO
C500 C500
C506 C506
NC NC
0.1uF/16V/X7R 0.1uF/16V/X7R
{LCDRD, ETTXEN} = 0 ,
2
{LCDRD, ETTXEN} = 1 ,
{LCDRD, ETTXEN} = 2 ,
{LCDRD, ETTXEN} = 3 ,
1
A
B
H24
GPIO8
DEL R491 R492.
J27 J27
ETCOL
F26 ETCRS_AO2SDATA2 PDN
ETCRS
J28 ETMDC_AO2BCK
TP3 TP3
ETMDC
J26
ETMDIO_AO2MCK
TP4 TP4
ETMDIO
G26 OPEN_K
TPA15 TPA15
ETRXCLK
F25
ETRXD0
G27
ETRXD1
G28
ETRXD2
G25 POWER_K
TPA17 TPA17
ETRXD3
E25 ETRXDV_AO2SDATA3
ETRXDV
E26
ETRXER_AO2SDATA1
ETRXER
G24 MCU_INT
ETTXCLK
R607 R607 33 33
G23 SPDIF_REST
SPDIF_REST
ETTXD0
H23 R496 R496 33 33 8422_IO30
8422_IO30
ETTXD1
R495 R495 33 33
J23 8422_IO17
8422_IO17
ETTXD2
H26 A_SW0
A_SW0
ETTXD3
H25 A_SW1
ETTXEN A_SW1
F24
ETTXER_AO2SDATA0
TM14 TM14
ETTXER
J25 UARXD
UARXD
K26 UATXD
UATXD
L25 VSTB
VSTB
M23 VDATA
VDATA
M24 VCLK R516 R516 4.7K 4.7K
VCLK
L26 LCDRD
LCDRD
K25 IR R616 R616 4.7K 4.7K IR_OUT
IR
K23 RESET_
RESET_
K24
OPWRSB
OPWRSB
C507 C507
R67 R67
0.1uF/16V/X7R 0.1uF/16V/X7R
NC/10K NC/10K
3.3V_STBY
Normal mode
RST by SVO mode
Monitor mode
R573 R573 R574 R574
Test scan mode
10K 10K 10K 10K
ETTXEN_VOUTD14
LCDRD
R577 R577 R578 R578
10K 10K 10K 10K
B
C
12
B_SW1
ADC_VRST# 12
TP14 TP14
TM31 TM31
MCU_INT 8
TPA16 TPA16
12
12
VSTB
12
VCLK
12
VDATA
12
3.3V_STBY
IR_OUT 8
2,8
RESET_
pcb TOP VFD/IR Port TESET point
VDATA1 VDATA1 VDATA
VSTB1 VSTB1 VSTB
VCLK1 VCLK1 VCLK
1
1
2
2
3
3
4
4
CON1 CON1
NC/4PIN/2.0mm NC/4PIN/2.0mm
C
7-11
D E
R426 R426 NC/33 NC/33
VFD_STB VFD_STB
VFD_STB 8
R427 R427 NC/33 NC/33 VFD_CLK
VFD_CLK 8
R428 R428 NC/33 NC/33
VFD_DATA
VFD_DATA 8
3.3V_STBY
3.3V_STBY
RU2 RU2 NC/0 NC/0 UARXD
C505 C505
RU1 RU1 NC/0 NC/0 UATXD
0.1uF/16V/X7R 0.1uF/16V/X7R
BE RS232 SW Debug JACK
D E
4
3
2
1