LG 32LN54 series Service Manual page 38

Serial Flash for SPI boot_NON_OS
/FLASH_WP
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
+3.5V_ST
SFLASH_NON_OS_WINBOND
OPT
R5503
IC5501
4.7K
W25Q64FVSSIG
+3.5V_ST
CS VCC
1 8
/SPI_CS
OPT
R5501
10K DO[IO1] %HOLD[IO3]
2 7
SPI_SDO
R5502
0 WP[IO2] CLK
3 6
GND DI[IO0]
4 5
SFLASH_NON_OS_MX SFLASH_OS_WINBOND
IC5501-*1 IC5501-*2
MX25L6406EM2I-12G W25Q80BVSSIG
CS VCC CS VCC
1 8 1 8
SO/SIO1 HOLD DO[IO1] HOLD[IO3]
2 7 2 7
WP SCLK %WP[IO2] CLK
3 6 3 6
GND SI/SIO0 GND DI[IO0]
4 5 4 5
+3.5V_ST
0.1uF
C5501
SPI_SCK
R5504
33
SPI_SDI
SFLASH_OS_MACRONIX
IC5501-*3
MX25L8006EM2I-12G
CS# VCC
1 8
SO/SIO1 HOLD#
2 7
WP# SCLK
3 6
GND SI/SIO0
4 5
NC4_S7LRM 2012.06.21
S_FLASH_NON_OS 55
LGE Internal Use Only