Philips 26MD257B/37 Service Manual page 127

Table of Contents

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Scaler Board Schematic Diagram-ATSC
1
2
R301
R302
A
U301
RA0
D1
RA0
RA1
A2
RA1
RA2
D2
RA2
RA3
B4
RA3
RA4
C1
RA4
RA5
A3
RA5
RA6
B
C2
RA6
RA7
B5
RA7
RA8
B1
RA8
RA9
A4
RA9
RA10
B3
RA10
RA11
B2
RA11
RA12
A5
RA12
RA13
A1
RA13
RWE#
D3
RWE_
RCAS#
C5
RCAS_
RRAS#
C4
RRAS_
RCS#
D5
RCS_
RCKE
E1
RCKE
RCLK0
L1
RCLK0
RCLK0#
L2
RCLK0_
RCLK1
A11
RCLK1
RCLK1#
B11
RCLK1_
RBA0
D4
RBA0
RBA1
C3
RBA1
E2
RODT
RVREF
C
D8
RVREF
RVREF
F4
RVREF
L4
REXTUP
M1
REXTDN
RDQS0
G1
RDQS0
G2
RDQS0_
RDQM0
F3
RDQM0
RDQ0
G4
RDQ0
RDQ1
F1
RDQ1
RDQ2
H1
RDQ2
RDQ3
E4
RDQ3
RDQ4
E3
RDQ4
RDQ5
H2
RDQ5
RDQ6
F2
RDQ6
RDQ7
G3
RDQ7
RDQS1
J4
RDQS1
J3
RDQS1_
RDQM1
K1
RDQM1
RDQ8
K3
RDQ8
RDQ9
J1
RDQ9
RDQ10
K4
RDQ10
RDQ11
H4
RDQ11
RDQ12
H3
RDQ12
RDQ13
D
L3
RDQ13
RDQ14
J2
RDQ14
RDQ15
K2
RDQ15
RDQS2
B10
RDQS2
A10
RDQS2_
RDQM2
C10
RDQM2
RDQ16
C9
RDQ16
RDQ17
C11
RDQ17
RDQ18
B9
RDQ18
RDQ19
D11
RDQ19
RDQ20
A12
RDQ20
RDQ21
A9
RDQ21
RDQ22
D10
RDQ22
RDQ23
D9
RDQ23
RDQS3
B7
RDQS3
A7
RDQS3_
RDQM3
C7
RDQM3
RDQ24
C6
RDQ24
RDQ25
A8
RDQ25
RDQ26
B6
RDQ26
RDQ27
B8
RDQ27
RDQ28
C8
RDQ28
RDQ29
A6
RDQ29
RDQ30
E
D7
RDQ30
RDQ31
D6
RDQ31
POCE0#
U3
POCE0_
POCE1#
U1
POCE1_
T4
POCE2_
POOE0#
U2
POOE0_
POWE#
AC1
POWE_
PDD0
V1
PDD0
PDD1
V2
PDD1
PDD2
V3
PDD2
PDD3
V4
PDD3
PDD4
W1
PDD4
PDD5
W2
PDD5
PDD6
W3
PDD6
PDD7
W4
PDD7
PDA0
Y1
PDA0
PDA1
U4
PDA1
PDA2
AE3
PDA2
PDA3
AE2
PDA3
PDA4
AE1
PDA4
PDA5
AD4
PDA5
PDA6
AD3
PDA6
PDA7
AD2
PDA7
PDA8
F
AD1
PDA8
PDA9
AB2
PDA9
PDA10
AB1
PDA10
PDA11
AA4
PDA11
PDA12
AA3
PDA12
PDA13
AA2
PDA13
PDA14
AA1
PDA14
PDA15
Y4
PDA15
PDA16
Y3
PDA16
PDA17
Y2
PDA17
PDA18
AC4
PDA18
PDA19
AC3
PDA19
PDA20
AB3
PDA20
PDA21
AB4
PDA21
PDA22
AC2
PDA22
P3
PDCTRLVPP
N1
PDVS1
P4
PDVS2
T3
PDENPOD
M3
PDCE1_
M4
PDCE2_
N2
PDOE_
P1
PDWE_
TP311
1
P2
PDIREQ_
TP312
G
1
T1
PDIOIS16_
TP302
1
M2
PDCD1_
TP303
1
T2
PDCD2_
N3
PDIORD_
N4
PDIOWR_
R1
PDREST
R2
PDWAIT_
R3
PDINPACK_
R4
PDREG_
591
HS
592
HS
MT5371AJ
H
The item of this page start from "300"
1
2
7.Circuit Diagrams and PWB Layouts
3
4
5
3
4
5
6
7
8
S-05
RESERVE HEAT-SINK SPACE
DV26_DDR
DV33
E13
VCCK
E14
VCCK
E15
VCCK
F13
VCCK
F14
VCCK
F15
VCCK
T5
VCCK
T6
VCCK
U5
VCCK
U6
VCCK
V5
VCCK
V6
VCCK
F26
VCCK
G26
VCCK
H26
VCCK
J26
VCCK
K26
VCCK
AF15
VCCK
AF16
VCCK
AF17
VCCK
AF19
VCCK
AF20
VCCK
L11
GND
L12
GND
L13
GND
L14
GND
L15
GND
L16
GND
L17
GND
L18
GND
L19
GND
L20
GND
M11
GND
M12
GND
M13
GND
M14
GND
M15
GND
M16
GND
M17
GND
M18
GND
M19
GND
M20
GND
N11
GND
N12
GND
N13
GND
N14
GND
N15
GND
N16
GND
N17
GND
N18
GND
N19
GND
N20
GND
P11
GND
P12
GND
P13
GND
P14
GND
P15
GND
P16
GND
P17
GND
P18
GND
P19
GND
P20
GND
R11
GND
R12
GND
R13
GND
R14
GND
R15
GND
R16
GND
R17
GND
R18
GND
R19
GND
R20
GND
T11
GND
T12
GND
T13
GND
T14
GND
T15
GND
T16
GND
T17
GND
T18
GND
T19
GND
T20
GND
U11
GND
U12
GND
U13
GND
U14
GND
U15
GND
U16
GND
U17
GND
U18
GND
U19
GND
U20
GND
V11
GND
V12
GND
V13
GND
V14
GND
V15
GND
V16
GND
V17
GND
V18
GND
V19
GND
V20
GND
W11
GND
W12
GND
W13
GND
W14
GND
W15
GND
W16
GND
W17
GND
W18
GND
W19
GND
W20
GND
Y11
GND
Y12
GND
Y13
GND
Y14
GND
Y15
GND
Y16
GND
Y17
GND
Y18
GND
Y19
GND
Y20
GND
R30
AL1
R29
AR1
P30
AL2
P29
AR2
R28
AVCC0_ADAC
N28
AVSS0_ADAC
N30
AVCC1_ADAC
N29
AVSS1_ADAC
P28
ADAC_VCM
T30
MPX1
T29
MPX2
U28
AVCC_AADC
T28
AVSS_AADC
R26
AVCC_DV33
6
7
8
9
10
ORESET#
7
ORESET#
POWER_ON/OFF
7
POWER_ON/OFF
OPWRSB
1,2
OPWRSB
PWR_S2
2
PWR_S2
STAND_BY
1
STAND_BY
LED_A
7
LED_A
DV33
LED_G
2,3,4,6,7,11,13,14,16
DV33
7
LED_G
AV33
DVD_LED
2,6
AV33
7
DVD_LED
DV26_DDR
PWR_S6
1,6,8
DV26_DDR
16
PWR_S6
AV12
OXTALI
2,6
AV12
7
OXTALI
DV12
OPWM2
1,6
DV12
16
OPWM2
DV33SB
OPWM0
2,6,7,15,16
DV33SB
7
OPWM0
OPWM1
16
OPWM1
GND
ADIN0
1,2,3,4,6,7,8,9,10,11,12,13,14,15,16,17
GND
7
ADIN0
ADIN1
7
ADIN1
GLOBAL POWER
AFT
3
AFT
RC6
7
RC6
U2RX
17
U2RX
TS0DATA[0..7]
U2TX
4
TS0DATA[0..7]
17
U2TX
DV12
TS0SYNC
U0RX
4
TS0SYNC
7,12
U0RX
TS0VALID
U0TX
4
TS0VALID
7,12
U0TX
TS0CLK
SMCE#
4
TS0CLK
7
SMCE#
DCLK
7
DCLK
TS INPUT
MCLK
7
MCLK
OSDA0
7
OSDA0
AVCC_HDMIPLL
OSCL0
2,6
AVCC_HDMIPLL
7
OSCL0
AVCC_PSCANPLL
SDA_SINK
2,6
AVCC_PSCANPLL
13
SDA_SINK
AVCC_DMPLL
SCL_SINK
2,6
AVCC_DMPLL
13
SCL_SINK
AVCC_CPUPLL
2,6
AVCC_CPUPLL
AVCC_ADCPLL
ASPDIF
2,6
AVCC_ADCPLL
17
ASPDIF
AVCC_SYSPLL
2,6
AVCC_SYSPLL
AVCC_B2RPLL
GPIO_0
2,6
AVCC_B2RPLL
4
GPIO_0
AVCC_APLL
GPIO_1
2,6
AVCC_APLL
7
GPIO_1
HPD_SINK
13
HPD_SINK
TP0
GPIO_3
6
TP0
7
GPIO_3
TN0
CTRL_1
6
TN0
16
CTRL_1
GPIO_5
12
GPIO_5
AGND_PLL
CTRL_2
1,2,3,4,6,7,8,9,10,11,12,13,14,15,16,17
AGND_PLL
16
CTRL_2
HPDET#
11
HPDET#
PLL POWER
GPIO_8
13
GPIO_8
TMDS341_PWR_EN
13
TMDS341_PWR_EN
SPDIF_SW
17
SPDIF_SW
TMDS341_ENABLE
13
TMDS341_ENABLE
AVCC_VAD0
GPIO_12
6
AVCC_VAD0
11
GPIO_12
AVCC_VAD1
YPBPR_SW
6
AVCC_VAD1
17
YPBPR_SW
TMDS341OUT_SEL
13
TMDS341OUT_SEL
AVCC_AV33
AUDIO_SW
6
AVCC_AV33
17
AUDIO_SW
AVCC_AADC
GPIO_18
6
AVCC_AADC
4
GPIO_18
MUTE
15
MUTE
AVCC_ADAC
SOUND_EN
6
AVCC_ADAC
15
SOUND_EN
ADAC_VCM
6
ADAC_VCM
RA[0..13]
8
RA[0..13]
RBA[0..1]
8
RBA[0..1]
RCS#
8
RCS#
RRAS#
8
RRAS#
RCAS#
8
RCAS#
AGND_AFE
RWE#
1,2,3,4,6,7,8,9,10,11,12,13,14,15,16,17
AGND_AFE
8
RWE#
RCKE
8
RCKE
RCLK0
ANALOG FRONT-END POWER
8
RCLK0
RCLK0#
8
RCLK0#
RCLK1
8
RCLK1
RCLK1#
8
RCLK1#
AVCC_H
6
AVCC_H
PVCC
RDQS[0..3]
6
PVCC
8
RDQS[0..3]
CVCC12
6
CVCC12
EXT_RES
6
EXT_RES
RDQ[0..31]
8
RDQ[0..31]
AGND_HDMI
1,2,3,4,6,7,8,9,10,11,12,13,14,15,16,17
AGND_HDMI
RDQM[0..3]
8
RDQM[0..3]
HDMI POWER
RVREF
6
RVREF
LVDDA
6
LVDDA
LVDDB
6
LVDDB
LVDDC
6
LVDDC
AVCC_VPLL
DDR SIGNAL
6
AVCC_VPLL
TP3
6
TP3
TN3
6
TN3
AGND_LVDS
MPX1
1,2,3,4,6,7,8,9,10,11,12,13,14,15,16,17
AGND_LVDS
3
MPX1
MPX2
3
MPX2
LVDS POWER
CVBS0
3
CVBS0
CVBS2
11
CVBS2
DACVDD
CVBS3
6
DACVDD
11
CVBS3
DACFS
SY0
6
DACFS
11
SY0
DACVREF
SC0
6
DACVREF
11
SC0
SY1
11
SY1
SC1
VIDEO DAC POWER
11
SC1
AVCC_SRV
2,6,7,15,16
AVCC_SRV
XREGVDD
AV / SV VIDEO INPUT
2,6,7,15,16
XREGVDD
AVCC_XTAL
2,6,7,15,16
AVCC_XTAL
C_XREG
SOY0
6
C_XREG
9
SOY0
Y0P
9
Y0P
PWM2VREF
Y0N
6
PWM2VREF
9
Y0N
PB0P
9
PB0P
PB0N
9
PB0N
POOE0#
PR0P
7
POOE0#
9
PR0P
POCE0#
PR0N
7
POCE0#
9
PR0N
POCE1#
7
POCE1#
POWE#
SOY1
7
POWE#
17
SOY1
Y1P
17
Y1P
PDD[0..7]
Y1N
7
PDD[0..7]
17
Y1N
PDA[0..22]
PB1P
7
PDA[0..22]
17
PB1P
PB1N
17
PB1N
NOR FLASH
PR1P
17
PR1P
PR1N
17
PR1N
JTAG_RST#
7
JTAG_RST#
JTAG_TDI
7
JTAG_TDI
JTAG_TMS
7
JTAG_TMS
JTAG_TCK
YPBPR VIDEO INPUT
7
JTAG_TCK
JTAG_RTCK
7
JTAG_RTCK
JTAG_TDO
7
JTAG_TDO
JTAG
SOG
12
SOG
GP
12
GP
A0P
GN
16
A0P
12
GN
A0N
BP
16
A0N
12
BP
A1P
BN
16
A1P
12
BN
A1N
RP
16
A1N
12
RP
A2P
RN
16
A2P
12
RN
A2N
16
A2N
CK1P
HSYNC
16
CK1P
12
HSYNC
CK1N
VSYNC
16
CK1N
12
VSYNC
A3P
16
A3P
A3N
16
A3N
A4P
VGA VIDEO INPUT
16
A4P
A4N
16
A4N
A5P
16
A5P
A5N
IN_RXC+
16
A5N
13
IN_RXC+
AL1
TP322
A6P
IN_RXC-
1
16
A6P
13
IN_RXC-
A6N
IN_RX0+
AR1
TP323
1
16
A6N
13
IN_RX0+
CK2P
IN_RX0-
AL2
1
TP324
16
CK2P
13
IN_RX0-
CK2N
IN_RX1+
AR2
1
TP325
16
CK2N
13
IN_RX1+
A7P
IN_RX1-
AVCC_ADAC
16
A7P
13
IN_RX1-
A7N
IN_RX2+
16
A7N
13
IN_RX2+
IN_RX2-
AVCC_ADAC
13
IN_RX2-
LVDS SIGNAL
PWR5V
13
PWR5V
ADAC_VCM
MPX1
HDMI VIDEO INPUT
MPX2
1
TP326
AVCC_AADC
I2SIN_DATA
14
I2SIN_DATA
DV33
AO1SDATA4
14
AO1SDATA4
AO1MCLK
14
AO1MCLK
AO1BCK
14
AO1BCK
AO1LRCK
14
AO1LRCK
AUDIO I2S INTERFACE
CP NR. CL7xxx
Title
Size
C
Date:
9
10
TPM1.0U LA
25
11
A
R301 A2
R302 A2
R303 A3
R304 A3
R305 A4
TP302 G1
TP303 G1
TP304 A4
TP305 A4
TP306 A5
TP307 A2
B
TP311 G1
TP312 G1
TP318 A4
TP319 A4
TP320 A4
TP321 A4
TP322 F8
TP323 G8
TP324 G8
TP325 G8
TP326 G8
TP333 H5
TP337 A5
TP338 A5
TP339 H7
TP340 A4
TP341 A4
TP342 A5
TP343 H7
TP344 H7
TP345 H7
C
TP346 H7
TP347 H7
TP348 H6
TP349 H7
U301 A1
D
E
F
G
H
DL 26MF337B MAIN BOARD(MT5371 ATSC)
Document Number
Rev
E267G2NK6WPMNS ( 715T2294-1)
1
Jan 07, 2007
Sheet
5
of
18
11

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