Toshiba MW27H62 Service Manual page 35

A B
8
7
6
5
GOE_N
GWE_N
4
GCS_N0 (NOR_CSN)
JG2426
FROM/TO ASIC
JG2427
GPIO9 JG2428
JG2429
FROM/TO AV OUT
3
RESETN
+3.3V
GND
2
1
A B
G-33
C
ATSC/CLEAR CABLE ASIC
IC2401 ZR39640BGCG-B1 (5/8 FLASH MEMORY)
GDAT15 R15 JG2411
GDAT14 K17 JG2412
0.3
GDAT13 U12
0.3
GDAT12 U11
0.2
GDAT11 T13
0.2
GDAT10 R13
1.2
GDAT9 M17
0.3
GDAT8 R11
0.5
GDAT7 U13
0.9
GDAT6 M16
0.9
GDAT5 T14
0.5
GDAT4 R12
0.3
GDAT3 T16
0.3
GDAT2 L16
0.3
GDAT1 U15
0.3
GDAT0 R14
3.3
GADR15 T8
3.3
GADR14 R8
3.3
GADR13 U6
0 3.3
JG2413 U16 GALE GADR12 R9
3.3 3.3
JG2414 T5 GIORD_N GADR11 R7
3.3 3.3
JG2415 U5 GIOWR_N GADR10 U3
3.3
GADR9 T7
3.3
R2496 27 3.3
GADR8 U4
T6 GOE_N
R2497 27 3.3 3.3
U7 GWE_N GADR7 U8
3.3
GADR6 T9
3.3 3.3
P17 GCS_N0 GADR5 U9
0.2
3.3
NC T15 GCS_N1 GADR4 U10
0 3.3
L17 GCS_N2 GADR3 R10
0 3.3
N17 GCS_N3 GADR2 T10
0 3.3
U17 GCS_N4 GADR1 T12
0 3.3
U14 GCS_N5 GADR0 T11
C
D E
FLASH SCHEMATIC DIAGRAM
(DIGITAL PCB)
GDAT13
GDAT12
GDAT11
GDAT10
GDAT9
GADR15
GDAT8
GADR14
GDAT7
GADR13
GDAT6
GADR12
GDAT5
GADR11
GDAT4
GADR10
GDAT3
GADR9
GDAT2
GDAT1
GDAT0
GWE_N
RESETN
GADR15
GADR14
GPIO9
GADR13
(NOR_WPN)
GADR12
GADR11
GADR10
GADR8
GADR9
GADR7
GADR8
GADR6
GADR7
GADR5
GADR6
GADR4
GADR5
GADR3
GADR4
GADR2
GADR3
GADR2 GADR1
GADR1
GADR0
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D E
F G
32Mbit(x8) NOR FLASH Firm wrote
IC2408 S29GL032A90TFIR40#
0.3 1.2
GDAT8
A15 A16
R2502
0
3.3
A14 BYTE#
4.7K
0
3.3
A13 VSS
3.3
3.3 GADR0
A12 DQ15/A1
0.5
3.3
A11 DQ7
0.3
3.3
A10 DQ14 NC
0.9
3.3
A9 DQ6
0.5
3.3
A8 DQ13 NC
0.9
GDAT12 3.3
A19 DQ5
0.4
GDAT13 0.3
A20 DQ12 NC
0.5
0.3
WE# DQ4
C2486
3.3
3.3
RESET# VCC
2.8
0.3 0.1 B
NC NC DQ11 NC
0.3
0.2
WP#/ACC DQ3
0.3
0.2
RY/BY# DQ10 NC
NC
0.3
GDAT11 0.2
A18 DQ2
0.3
GDAT10 0.2
A17 DQ9 NC
0.3
3.3
A7 DQ1
0.3
3.3
A6 DQ8 NC
0.3
3.3
A5 DQ0
3.3
3.3
A4 CE#
0
3.3
A3 VSS
3.3
3.3
A2 CE#
3.3
3.3
A1 A0
C2487
6.3V 100
SJV
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.
F G
H
8
7
GDAT9
6
GDAT7
GDAT6
GDAT5
GDAT4
5
GDAT3
GDAT2
GDAT1
GDAT0
4
GOE_N
GCS_N0
3
2
PCBDH0
CEF162
1
H
G-34