LG OK75 - Major Check Point Waveforms: DSP IC501

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Only for training and service purposes.
WAVEFORMS OF MAJOR CHECK POINT
1. DSP (IC501)
X
XI
XO
X
XI
XO
Fig 1-2. X500: Crystal of system 24 MHz
( MAIN DSP : R5B6, C5B5 )
Fig 1-1. X501: Crystal of RTC 32.768 MHz
(R5B94 both side)
2
1
3
4
1
2
C5B21
220uF
C5B23
18pF
C5B24
18pF
C5B18
NC
C5B13
100nF
C5B22
1uF
C5B20
100nF
C5B19
100nF
C5B17
100nF
C5B16
100nF
C5B12
100nF
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
ZD506
DF3D6.8MS
ZD501
DF3D6.8MS
FL500
90ohm,150mA, DCR1.4ohm
L5B4
L5B7
L5B6
L5B5
IC501
T1
PGPC07
P5
PGPE00
U1
PGPC08
P6
PGPE01
U2
PGPC09
P7
PGPE02
U3
PGPC10
N7
PGPE03
T3
PGPC11
P8
PGPE04
U4
VDD12CORE
T4
VSS12CORE
U5
VDD33USB20
T5
PUID20
T6
PUVBUS20
U6
VDD33USB20
T7
VSS33USB20
U7
PUDP20
T8
PRTUNE20
U8
PUDN20
T9
VSS33USB20
P9
VDD12USB20
N9
VSS12USB20
U9
VDD33OSC
U10
PXI
U11
PXO
U12
VSS33OSC
T10
PDD12ALIVE
T11
PTEST
T12
PRESETN
T13
PREMOCON(PGPE[10])
U13
PHUARTRX(PGPE[11])
P10
PGPE05
U14
PSPDIFRX(PGPE[12])
P11
PGPE06
T14
PEXTSRC0(PGPE[13])
N11
PGPE07
T15
PEXTSRC1(PGPE[14])
U15
PWAKEUP
T16 U16 U17 P12
P13
7
6
B5
R
K
7.
4
100
R5B59
R5B58
470
R5B48
33
R5B71
44.2
R5B52
33
R5B55
100
R5B50
100
R5B90
330 1K
R5B62
R5B95
330K
100
R5B63
100
R5B87
R5B83
1K
100
R508
R5B68
2.2K
R502
100
R503
100
R5B94
10M
100
R505
100
R506
+3.3VA
1.2VAA
1.2VAA
1.2VA
1.2VA
3.3VA
USB_5V
MCS_RTC_3.0A
X501
32.768KHZ
REMOCON
CHIP_RESET
CD_BUSY
CD_RW
PXO
BEAT_DET
ADC_DATA_IN
2.0_D1-
2.0_D1+
CD_DIN_OUT
MOT_OPEN
DIR_RST
CD_MCK
TUNER_DAT TUNER_CLK
PXI
TUNER_CE
TUNER_RST
PWM_MUTE
PWM_RST
MOT_MUTE
CLOSE TO THE IC PIN
4
3
C5B2
12pF
C5B5
12pF
DGND
R5B4
1.5K
R5B6
1M
X500
24MHz
1
INPUT/OUTPUT
2
FLOAT
3
INPUT/OUTPUT
4
FLOAT
PXI
PXO