Waveforms Of Major Check Point; Crystal; Flash Memory - LG SL7Y Service Manual

WAVEFORMS OF MAJOR CHECK POINT

1. CRYSTAL

1
FIG 1-1. X501 (27 MHz)
2
FIG 1-2. XA501 (24.576 MHz)

2. FLASH MEMORY

VCC
3
CS#
4
CLK
5
DO
6
FIG 2. VCC, CS#, CLK, DO
DGND
CA600
CA620 8pF
DGND
4
R156
4.7K
MSF_SPI_CS
MSF_MISO
3-14
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Close to IC501
C5A9
C27
10pF
R510
X501
27MHz 1M
R593
C580
C28
10pF
0 R509
330
1
DGND
2
RA600
XA601
2.2K
24.576MHz
8pF
4 FLOAT 3
INPUT/OUTPUT
RA601
1 INPUT/OUTPUT 2 1M
FLOAT
3.3VA 3
3.3VA
Gigadevice
EAN64309702
IC101
R157
R158
R159
4.7K 4.7K
4.7K
1 8
VCC
CS#
2 7
HOLD#
SO
3 6
WP# SCLK
4 5
SI
VSS
6
5
EQ 1st_Vendor
DGND
8MBIT
Only for training and service purposes.
TP145
C116
100nF
DGND
MSF_CLK
MSF_MOSI