Harman Kardon BDP 20/230 Service Manual page 31

harman/kardon
A
Main Board Circuit Diagram:MT520-Part4
VCC3IO_STB
FB358 FB358
0R 0R
VCC3IO_S J33
VCC3IO_STB ETCOL
G35
VCC3IO_STB ETCRS
3.3V_STBY FB359 FB359
ETMDC
0R 0R
ETMDIO
ETRXCLK
AVDD33_LDO
J37
AVDD33_LDO ETRXD0
K36
AVSS33_LDO ETRXD1
ETRXD2
ETRXD3
ETRXDV
ETRXER
4
ETTXCLK
ETTXD0
ETTXD1
ETTXD2
ETTXD3
AVDD10_LDO H38
AVDD10_LDO ETTXEN
ETTXER
UARXD
C384 C384
UATXD
NC NC
VSTB
VDATA
VCLK
LCDRD
RESET_
OPWRSB
U100D U100D
MT8530_DDR2 MT8530_DDR2
VCC3IO_STB AVDD33_LDO
C385 C385 C386 C386 C387 C387 C388 C388
3 NC NC 0.1uF 0.1uF NC NC 0.1uF 0.1uF
3.3V_STBY
R420 R420 R421 R421
NC NC NC NC
ETRXER
EXT_INTR_3
3.3V
2
R423 R423 R424 R424
4.7K 4.7K
4.7K 4.7K
SCL SCL
SDA SDA
3.3V
10,11,12,13] 3.3V
1
A
7-9
B
C37 ETCOL
ETCOL [11]
ETCRS
H34
ETCRS [11]
ETMDC
F36
ETMDC [11]
B38 ETMDIO
ETMDIO [11] [6] NFCEN2
ETRXCLK
A43
ETRXCLK [11]
ETRXD0
A41
ETRXD0 [11]
B40 ETRXD1
ETRXD1 [11]
ETRXD2
C39
ETRXD2 [11]
A39 ETRXD3
ETRXD3 [11]
[FESFDI:SFCS]=1 TEST CPU
F38 ETRXDV
ETRXDV [11]
ETRXER [FESFDI:SFCS]=2 TEST VDAC
B42
ETRXER [11]
3.3V_STBY
C41 ETTXCLK
ETTXCLK [11] [FESFDI:SFCS]=3 TEST SCAN
ETTXD0
C43
ETTXD0 [11]
ETTXD1 MODE
D40
ETTXD1 [11]
D42 ETTXD2
ETTXD2 [11] JTAG2 PIN selection
ETTXD3 R401 R401
E39
ETTXD3 [11]
D38 ETTXEN 4.7K 4.7K
ETTXEN [11]
EXT_INTR_3 R403 R403
E37
TP363 TP363 2.2K 2.2K R425 R425
0R 0R POWER
UARXD
A37
UATXD
D36
VSTB
D34
VDATA
B34
3.3V_STBY
A35 VCLK R397 R397
[6] NFREN
R431 R431 4.7K 4.7K
0R/1K 0R/1K R407 R407
P_RESET# R430 R430 2.2K 2.2K
G33
OPEN
B36
IR
E35 RESET#
RESET# [2,11]
1K 1K IR
F34
OPWRSB [2]
3.3V
R414 R414
10K/NC 10K/NC
[5,10] AMUTE
R429 R429
10K 10K
3.3V
R413 R413
10K/NC 10K/NC
[6] NFALE
R428 R428
10K 10K
SCL [6]
SDA [6]
B
C
3.3V 3.3V
R389 R389 R390 R390
10K/NC 10K/NC 10K/NC 10K/NC
FESFDI [6]
R393 R393 R394 R394
10K 10K 10K 10K
3.3V
RTC TEST
R395 R395 ETTXD1
10K/NC 10K/NC ETTXD0
ABIST mode
R398 R398 R399 R399
R400 R400
10K 10K 10K 10K
10K 10K
3.3V
ICE mode Enable
RS232 Ports
R402 R402
10K 10K
U3V3 U3V3
[6] SFCK
UARXD UARXD
UATXD UATXD R404 R404 R405 R405
UGND UGND 10K 10K 10K 10K
R406 R406
10K/NC 10K/NC
XP10 XP10
1
UARXD
2
3 UATXD
4
FB360 FB360
FB/0603 FB/0603
4x1 W/HOUSING 4x1 W/HOUSING
RS232 CONNECT
3.3V
R410 R410
10K/NC 10K/NC
[6] NFWEN
R419 R419
10K 10K
3.3V
R411 R411
10K/NC 10K/NC
[6] NFCEN
R422 R422
10K 10K
CONS14-XP CONS14-XP
C
7-9
D
OLT TEST MODE
HW Straping
NFCEN2 is no Function
3.3V_STBY
3.3V_STBY
C389 C389
0.1uF 0.1uF
R53 R53
OPWRSB
4.7K 4.7K
OPWRSB
[2] OPWRSB
VFD/IR Port
OPEN
POWER
VSTB VSTB
IR1 IR1
J3 J3
R412 R412
CON14P-2.0 CON14P-2.0
0R 0R IR [2] SKEY
1
VGND VGND R415 R415
2
VCLK VCLK [5] HPD_MCU
0R 0R R416 R416
3 VSTB
0R 0R
R417 R417 VCLK
4
[5] HPD_MCU
VDATA
5 0R 0R
6
PWR_CTRL# PWR_CTRL# POWER POWER
VDATA VDATA
PWR_CTRL# R408 R408
7
8 R409 R409 2.2K/NC 2.2K/NC CEC_M
CEC_M [5]
[5] CEC_M
2.2K/NC 2.2K/NC HPD_MCU
9
HPD_MCU [10]
RESET_MCU_FB
10
RESET_MCU_FB [2] [2] RESET_MCU_FB
11 A_MUTE_M
A_MUTE_M [2]
SKEY
12
[10] A_MUTE_M
V_SDA R95 R95 0R/NC 0R/NC SDA
13
SDA [6]
14 V_CLK SCL
SCL [6]
R134 R134 0R/NC 0R/NC
OPEN OPEN
C352 C352 C346 C346
RESET_MCU_FB RESET_MCU_FB
5pF/NC 5pF/NC 100pF/NC 100pF/NC
A_MUTE_M A_MUTE_M
SKEY SKEY
V_SDA V_SDA
V_CLK V_CLK
D
BDT 2 / BDT 20 Service Manual
E
4
3
R418 R418
0R 0R PWR_CTRL#
SKEY
2
HDP_MCU
HPD_MCU
CEC_M
RESET_MCU_FB
A_MUTE_M
1
E
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