Hitachi L42X02A, Service Manual

Page: 23 / 64

QX68 CIRCUIT DIAGRAM-5
2
3
SCHEMATIC DIAGRAMS
LX_CFG4 LX_CFG7
LX_CFG4
HP_VCC_33
HP_VCC_18
HP_VCC_10
HP_VCC_33
HP_VCC_33
HP_VCC_18 HP_VCC_10
USB_PPON
1,9
GCS0
3
FRA_20
3,8
FRA_22
3,8
FRA_23
3,8
FRA_21
3,8
FWE#
3,8
6 7
GCS0 FWE
EMA_CONFIG FLASH_EPCI_EN
Default: 0 0: PCI Enabled (*) 1: FLASH Enabled. FRA22 FRA21: 00 [Big Endian], 10 [x], 01 [Little Endian], 11 [Mixed Mode]
Description & Setting
FRA20
Configure Pin
No
FRA23 USB_PPON
5
FRA22
ENDIAN_SEL[1] ROMSIZE
Boot Rom Width, 0 : 8bit 1 : 16bit
I2C_M8051_SEL
1 3
ENDIAN_SEL[0]
2
CONM_SN
FRA21
4
1: Enable Slave I2C/Disable 8051 0: Disable Slave I2C/Enable 8051
PIN
0: Slaver 8051 1: Master 8051 (*)
0428
C82
10uF
C82
10uF
C386
10uF
C386
10uF
C103
0.1uF
C103
0.1uF
C95
0.01uF
C95
0.01uF
R574
4.7K
R574
4.7K
C112 0.1uF C112 0.1uF
R572R572
C356 0.01uF C356 0.01uF
C368
0.1uF
C368
0.1uF
R576
3.3K
R576
3.3K
C105
0.1uF
C105
0.1uF
C357 0.01uF C357 0.01uF
C90
0.1uF
C90
0.1uF
C88
0.1uF
C88
0.1uF
C83
10uF
C83
10uF
C100
10uF
C100
10uF
R575
0
R575
0
R571
4.7K
R571
4.7K
C367
0.1uF
C367
0.1uF
C91
0.1uF
C91
0.1uF
R402
0_DNS
R402
0_DNS
R407
3.3K
R407
3.3K
VDDC
K7
VSS
L7
VSS
M7
VSS
N7
VSS
P7
VSS
R7
VSS
T7
VSS
U7
VDDC
F7
VDDM
C25
VDDM
D24
VDDM
D25
VDDM
E24
VDDM
E25
VDDM
F23
VDDM
F24
VDDM
G23
VDDM
G24
VDDM
H24
VDDM
J24
VDDM
J25
VDDM
J26
VDDM
J27
VDDM
K24
VDDM
K25
VDDM
K26
VDDM
K27
VDDM
N24
VDDM
N25
VDDM
AA25
VDDM
AA26
VDDM
AA27
VDDM
AB24
VDDM
AB25
VDDM
AB26
VDDM
AB27
VDDM
AC24
VDDM
AD23
VDDM
AD24
VDDM
AE23
VDDM
AE24
VDDM
AF24
VDDM
AF25
VDDM
AG24
VDDM
AG25
VDDM
AG26
VDDM
N26
VDDM
N27
VDDM
P24
VDDM
P25
VDDM
P26
VDDM
P27
VDDM
R24
VDDM
R25
VDDM
R26
VDDM
R27
VDDM
T24
VDDM
T25
VDDM
T26
VDDM
T27
VDDM
U24
VDDM
U25
VDDM
V24
VDDM
V25
VDDM
AA24
VSS
L11
VSS
L12
VSS
L13
VSS
L14
VSS
L15
VSS
L16
VSS
L17
VSS
L18
VSS
L19
VSS
L20
VSS
M11
VSS
M12
VSS
M13
VSS
M14
VSS
M15
VSS
M16
VSS
M17
VSS
M18
VSS
M19
VSS
M20
VSS
N11
VSS
N12
VSS
N13
VSS
N14
VSS
N15
VSS
N16
VSS
N17
VSS
N18
VSS
N19
VSS
N20
VSS
P11
VSS
P12
VSS
P13
VSS
P14
VSS
P15
VSS
P16
VSS
P17
VSS
P18
VSS
P19
VSS
P20
VSS
R11
VSS
R12
VSS
R13
VSS
R14
VSS
R15
VSS
R16
VSS
R17
VSS
R18
VSS
R19
VSS
R20
VSS
T11
VSS
T12
VSS
T13
VSS
T14
VSS
T15
VSS
T16
VSS
T17
VSS
T18
VSS
T19
VSS
T20
VSS
U11
VSS
U12
VSS
U13
VSS
U14
VSS
U15
VSS
U16
VSS
U17
VSS
U18
VSS
U19
VSS
U20
VSS
V11
VSS
V12
VSS
V13
VSS
V14
VSS
V15
VSS
V16
VSS
V17
VSS
V18
VSS
V19
VSS
V20
VSS
W11
VSS
W12
VSS
W13
VSS
W14
VSS
W15
VSS
W16
VSS
W17
VSS
W18
VSS
W19
VSS
W20
VSS
Y11
VSS
Y12
VSS
Y13
VSS
Y14
VSS
Y15
VSS
Y16
VSS
Y17
VSS
Y18
VSS
Y19
VSS
Y20
VSS
A30
VSS
D27
VSS
B28
VSS
E28
VSS
F27
VSS
G27
VSS
H25
VSS
H28
VSS
L25
VSS
L28
VSS
M27
VSS
W27
VSS
Y25
VSS
Y28
VSS
AC25
VSS
AC28
VSS
AD27
VSS
AE27
VSS
AF28
VSS
AG27
VSS
AJ28
VSS
AK30
VDDC
F8
VDDC
F9
VDDC
F10
VDDC
F11
VDDC
F12
VDDC
F13
VDDC
F14
VDDC
F15
VDDC
F16
VDDC
F21
VDDC
F22
VDDC
G7
VDDC
G8
VDDC
G9
VDDC
G10
VDDC
G11
VDDC
G12
VDDC
G13
VDDC
G14
VDDC
G15
VDDC
G16
VDDC
G21
VDDC
G22
VDDC
G6
VDDC
H6
VDDC
J7
VDDC
L24
VDDC
M24
VDDC
V7
VDDC
W7
VDDC
W24
VDDC
Y7
VDDC
Y24
VDDC
AA7
VDDC
AB7
VDDC
AC6
VDDC
AC7
VDDC
AD6
VDDC
AD7
VDDF
AD8
VDDC
AD15
VDDC
AD16
VDDC
AD17
VDDC
F6
VDDC
AE6
VDDC
AE7
VDDC
AE15
VDDC
AE16
VDDC
AE17
VDDC
AF7
VDDC
AF15
VDDC
AF16
VDDC
AF17
VDDC
AG7
VDDC
AG8
VDDC
AG15
VDDC
AG16
VDDC
AG17
VDDF
F17
VDDF
F18
VDDF
F19
VDDF
F20
VDDF
G17
VDDF
G18
VDDF
G19
VDDF
G20
VDDC
AH11
VDDC
AH12
VDDC
AH13
VDDC
AH14
VDDC
AH15
VDDC
AH16
VDDC
AH17
VDDC
AH18
VDDC
AH19
VDDC
AH20
VDDC
AH21
VDDC
H7
VDDC
AH7
VDDC
AH8
VDDC
AJ7
VDDC
AJ8
VDDC
AK7
VDDC
AK8
VSS
P6
VDDM
A25
VDDM
B25
VDDM
AH22
VDDM
AH23
VDDM
AH24
VDDM
AH25
VDDM
AJ23
VDDM
AJ24
VDDM
AJ25
VDDM
AK23
VDDM
AK24
VSS
M28
VDDF
AE8
VDDF
AF8
VDDF: 3.3V I/O power
(5/5)
SVP_MX/QX
MAIN POWER / GROUND
VDDM: 1.8V, memory I/O power
VDDC: 1.0V, core power
U85E
SVP_QX_0
VDDF: 3.3V I/O power
(5/5)
SVP_MX/QX
MAIN POWER / GROUND
VDDM: 1.8V, memory I/O power
VDDC: 1.0V, core power
U85E
SVP_QX_0
C97
0.01uF
C97
0.01uF
C107
0.1uF
C107
0.1uF
C106
0.1uF
C106
0.1uF
C89 0.1uF C89 0.1uF
C355
0.1uF
C355
0.1uF
C92
0.1uF
C92
0.1uF
R406
0_DNS
R406
0_DNS
C98
0.01uF
C98
0.01uF
C358
0.1uF
C358
0.1uF
C84 10uF C84 10uF
C93
0.01uF
C93
0.01uF
C113 0.1uF C113 0.1uF
C85
0.1uF
C85
0.1uF
R412
3.3K
R412
3.3K
C108
10uF
C108
10uF
C94 0.01uF C94 0.01uF
C365 0.1uF C365 0.1uF
C96
0.01uF
C96
0.01uF
1 2 3 4
8 7 6 5
RN2 4.7Kx4 RN2 4.7Kx4
C86 0.1uF C86 0.1uF
C99
10uF
C99
10uF
R403
4.7K
R403
4.7K
C87
0.1uF
C87
0.1uF
C81
10uF
C81
10uF
C104 0.1uF C104 0.1uF