Scaler Board: Dvd Interface; (Sa14) - Philips Magnavox 19MD358B Service Manual

Circuit Diagrams and PWB Layouts

Scaler Board: DVD Interface

1 2
SCALER BOARD: DVD INTERFACE
SB14
A
FROM DVD AV & TX/RX
CN750 CONN
DVD_LIN
2 1
DVD_RIN
4 3
DVD_Y_IN
6 5
DVD_PB_IN
8 7
B DVD_PR_IN
10 9
12 11
U2TX U2RX
14 13
16 15
1 2 FB750
NC/600R/200mA BLM18AG601SN1D
R750
0R05 1/10W 5%
C
W/O DVD R764,R765,R766 solder,Other item reserve
W/ DVD R764 reserve,Other item solder
D
E
+5V_SW
F
1K 1/10W 1%
R769
SPDIF_VREF
R770
C765
10uF/10V
G
H
1 2
TPM1.1U LA
3 4 5
NEARLY YPBPR CONNECTOR
DVD_Y_IN
DVD_PB_IN
DVD_YPbPr
SPDIF_DVD
C750
NC/100P 50V
DVD_PR_IN
SPDIF_VREF
C759
0.1uF/25V
SPDIF_DVD
ASPDIF ASPDIF_OUT
R765 C760 R767
100R 1/10W 5% 0.1uF/25V
R766
100R 1/10W 5%
SPDIF_VREF
DVD_RIN
DVD AUDIO
DVD_LIN
3 4 5
7. 38
6 7
NEARLY MT5380
SOY1
R751 0R05 1/16W C751
4N7 25V
Y1P
C752
R752
L750 10N 16V
0U10 H 68R 1/16W 5%
R772 C768
75R 1/10W 15P 50V
R753 C753 10N 16V
R754
Y1N
100R 1/16W 5%
0R05 1/10W
C754 10N 16V
R755
PB1P
68R 1/16W 5%
L751
0U10 H
R756 C755
75R 1/10W 15P 50V
R757 R758 C756 10N 16V
PBR1N
0R05 1/10W 100R 1/16W 5%
R759 C757
L752 75R 1/10W 15P 50V
0U10 H
R760 C758 10N 16V
PR1P
68R 1/16W 5%
SPDIF_SW
SPDIF_SW(GPIO_6):
L NC(TV)
TV: Low
DVD: High
H NO(DVD)
+5V_SW
R762 R761
4K7 1/10W R763 100R 1/10W 5%
100R 1/10W
U750
TS5A3157DCKRE4
C761
1 6
NO IN
2 5
GND V+
3 4
NC COM
0.1uF/25V
SPDIF
R764
ASPDIF_OUT SPDIF
NC/0R05 1/10W 5%
SPDIF BYPASS SWITCH
C763 10uF/10V R768
DVDRIN
20K 1/10W
C764
C766 10uF/10V R771
DVDLIN
20K 1/10W
C767
6 7
8 9 10
SOY1
{10} SOY1
Y1P
{10} Y1P
Y1N
{10} Y1N
PB1P
{10} PB1P
PBR1N
{10} PBR1N
PR1P
{10} PR1P
ASPDIF
{13} ASPDIF
SPDIF_SW
{6} SPDIF_SW
SPDIF
{10} SPDIF
DVDRIN
{13} DVDRIN
DVDLIN
{13} DVDLIN
U2TX
{6} U2TX
U2RX
{6} U2RX
GPIO Definition
GPIO_0 EEPROM Write Protect
GPIO_1 EDID Write Protect
GPIO_3 Panel_Vcc control
GPIO_4 Headphone Detect
GPIO_5
GPIO_6 SPDIF SW
GPIO_7 HDMI HDP
GPIO_8
GPIO_9
GPIO_10
GPIO_11
GPIO_12 U2RX
GPIO_13 U2TX
OPCTRL0 CEC Function
OPCTRL1 DC_SWITCH
OPCTRL2 INVERTER_ON_OFF
OPCTRL3 MUTE CONTROL
OPCTRL4 DVD_LED
OPCTRL5 Trap LED_G
AIN1,2,4 Unused
OPWM0(GPIO 40) KEYPAD
VCXO(GPIO 67) Unused
RF_AGC(GPIO 62) KEYPAD
AIN3_L(GPIO 74) Unused
AIN3_R(GPIO 75) Unused
8 9 10
11
CN750 B1
C750 C3
C751 A7
SB14
C752 A7
C753 B7
C754 B7
C755 B6
C756 C7
C757 C6
A
C758 C7
C759 D5
C760 E5
C761 D7
C763 F6
C764 F6
C765 G2
C766 G6
C767 G6
C768 B6
FB750 C2
L750 A6
L751 B6
L752 C6
R750 C2
B R751 A7
R752 A7
R753 B6
R754 B7
R755 B7
R756 B6
R757 C6
R758 C7
R759 C6
R760 C7
R761 D6
R762 D5
R763 D6
R764 E6
R765 E4
R766 E4
C R767 E5
R768 F7
R769 F2
R770 F2
R771 G7
R772 B6
U750 D6
D
E
F
G
H
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