Toshiba 27D46 Service Manual page 37

A B
8
7
6
5
GOE_N
4 GWE_N
GCS_N0 (NOR_CSN)
GCS_N1 (NOR_WPN)
FROM AV OUT
AFT[0]
AFT[1]
SD-H
3
FROM ASIC
+3.3V
GND
RESETN
GPIO9
2
1
A B
G-21
C
FLASH SCHEMATIC DIAGRAM
ATSC/CLEAR CABLE ASIC
IC2401 ZR39640BGCG-B1 (5/8 FLASH MEMORY)
GDAT15 R15 JG2411
GDAT14 K17 JG2412
GDAT13 U12
GDAT12 U11
GDAT11 T13
GDAT10 R13
GDAT9 M17
GDAT8 R11
GDAT7 U13
GDAT6 M16
GDAT5 T14
GDAT4 R12
GDAT3 T16
GDAT2 L16
GDAT1 U15
GDAT0 R14
GADR15 T8
GADR14 R8
GADR13 U6
JG2413 U16 GALE GADR12 R9
JG2414 T5 GIORD_N GADR11 R7
JG2415 U5 GIOWR_N GADR10 U3
GADR9 T7
R2496 27
GADR8 U4
T6 GOE_N
R2497 27
U7 GWE_N GADR7 U8
GADR6 T9
P17 GCS_N0 GADR5 U9
T15 GCS_N1 GADR4 U10
NC L17 GCS_N2 GADR3 R10
N17 GCS_N3 GADR2 T10
U17 GCS_N4 GADR1 T12
U14 GCS_N5 GADR0 T11
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D E
(DIGITAL PCB)
GDAT13
GDAT12
GDAT11
GDAT10
GDAT8
GDAT9
GADR15
GDAT8
GADR14
GDAT7
GADR13
GDAT6
GADR12
GDAT5
GADR11
GDAT4
GADR10
GDAT3
GADR9
GDAT2
GDAT12
GDAT1
GDAT13
GDAT0
GWE_N
RESETN
GADR15
GADR14
GPIO9
GADR13
GCS_N1 (NOR_WPN)
GADR12
GDAT11
GADR11
GDAT10
GADR10
GADR8
GADR9
GADR7
GADR8
GADR6
GADR7
GADR5
GADR6
GADR4
GADR5
GADR3
GADR4
GADR2
GADR3
GADR2 GADR1
GADR1
GADR0
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
D E
F G
16Mbit(x8) NOR FLASH Firm wrote
IC2408 SST39VF1681-70-4C-EKE
GDAT9
A16 A17
A15 NC NC
A14 VSS
GADR0
A13 A0
GDAT7
A12 DQ7
A11 NC NC
GDAT6
A10 DQ6
A9 NC NC
GDAT5
A20 DQ5
NC NC NC
GDAT4
WE DQ4
C2486
RST VCC
0.1 B
NC NC NC NC
GDAT3
WP DQ3
NC NC NC
GDAT2
A19 DQ2
A18 NC NC
GDAT1
A8 DQ1
A7 NC NC
GDAT0
A6 DQ0
GOE_N
A5 OE
A4 VSS
GCS_N0
A3 CE
A2 A1
C2487_1
6.3V 100
SJV
F G
H
8
7
6
5
4
3
2
PCBDH0
CEE139
1
H
G-22