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VDPRAM30
VDPRAM18
R412
R411
VDPRAM18
VDPRAM30
1 INA
PHONE_ACTIVE
2
3
nINT_DPRAM
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BA(1:12)
TP401
BA(1)
BA(2)
BA(3)
BA(4)
BA(5)
BA(6)
BA(7)
BA(8)
BA(9)
BA(10)
BA(11)
BA(12)
HA(1:12)
TP405
HA(1)
HA(2)
HA(3)
HA(4)
HA(5)
HA(6)
HA(7)
HA(8)
HA(9)
HA(10)
HA(11)
HA(12)
nDPRAM_INT
nINT_DPRAM
TP410
nWE
TP411
WEn
TP412
nOE
TP413
OEn
TP414
DPRAM_CS_BUL
TP415
nCS_DPRAM
R415
R416
R417
BE1n
R420
HA(0)
VCC30
VCC
5
GND
4
nINT_PCF5213
INB
OUTY
U404
UME401
TP402
H1
BD(0)
K7
A0L
I| O0L
BD(1)
F4
H6
A1L
I| O1L
BD(2)
G2
K8
A2L
I| O2L
BD(3)
J1
G6
A3L
I| O3L
BD(4)
H2
J7
A4L
I| O4L
BD(5)
G3
K9
A5L
I| O5L
BD(6)
K1
J8
A6L
I| O6L
BD(7)
J2
K10
A7L
I| O7L
BD(8)
K2
J9
A8L
I| O8L
BD(9)
H3
J10
A9L
I| O9L
BD(10)
J3
H10
A10L
I| O10L
BD(11)
K3
G7
A11L
I| O11L
BD(12)
G4
G8
A12L
I| O12L
BD(13)
G10
I| O13L
BD(14)
C1
G9
A0R
I| O14L
BD(15)
C2
F9
A1R
I| O15L
C3
A2R
TP406
B1
F8
HD(0)
A3R
I| O0R
B2
E9
HD(1)
A4R
I| O1R
A1
D10
HD(2)
A5R
I| O2R
C4
F7
HD(3)
A6R
I| O3R
B3
E7
HD(4)
A7R
I| O4R
A2
D9
HD(5)
A8R
I| O5R
B4
B10
HD(6)
A9R
I| O6R
D5
C9
HD(7)
A10R
I| O7R
A3
D8
HD(8)
A11R
I| O8R
D6
B9
HD(9)
A12R
I| O9R
A9
HD(10)
I| O10R
E4
C8
HD(11)
_INTL
I| O11R
D4
A8
HD(12)
_INTR
I| O12R
K6
D7
HD(13)
R| _WL
I| O13R
B6
C7
HD(14)
R| _WR
I| O14R
G5
A7
HD(15)
_OEL
I| O15R
B7
_OER
H5
E2
_CEL
M|
_S
B5
_CER
R413
F3
G1
_BUSYL
ODR0
D3
F2
_BUSYR
ODR1
K5
ODR2 D2
_SEML
A6
ODR3 E3
_SEMR
K4
ODR4 D1
_UBL
A4
_UBR
R414
H4
J4
_LBL
IRR0
C5
C6
_LBR
IRR1
_SFEN F1
A5
VSS
A10
VDD B8
VSS
C10
E8
VSS
VDD
E1
F5
VSS
VDD
E5
J5
VSS
VDD
E6
VDDQL F10
VSS
E10
VDDQL H7
VSS
F6
VSS
J6
H8
VSS
NC
H9
NC
1
NC
2
NC
nPCF5213_RST
R433
R434
PMU_RSTON
7-5
Flow Chart of Troubleshooting
BD(0:15)
HD(0:15)
VDPRAM18
VDPRAM18
C407
C408
VDPRAM30
C413
C414
+VDD_IO_LOW
C416
5
1
4
RSTON
2
U407
3
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