Frt-H/Frt-M/Frt-L; Avj-H/Avj-M/Avj-L; Drf-H/Drf-M/Drf-L - Hitachi DZ-GX20A Service Manual

1 2
1F 2F
C-4 FRT-H/FRT-M/FRT-L F
F
1E 2E
FRT-H
E
FRT-M
FRT-L -SIDE A-
1D 2D 2D D D
D
FRT-H
1C 2C
FRT-M
FRT-L -SIDE B-
C
1B 2B
FRT-H [PATTERN No.JD1189-6/7]
FRT-M [PATTERN No.JD1195-4]
B
FRT-L [PATTERN No.JD1196-5]
1A 2A
Information:
The AVJ-H, DRF-H, FRT-H and GSL-H circuit boards with suffix
A
number 6 are changed to the boards with 7 during mass-production,
but the patterns and parts mounting positions do not change.
1 2
3 4
3F 4F
C-5 AVJ-H/AVJ-M/AVJ-L J
AVJ-H
AVJ-M
3E 4E
AVJ-L -SIDE A-
3D 4D D D D D
AVJ-H
3C 4C
AVJ-M
AVJ-L -SIDE B-
3B B 4B
AVJ-H [PATTERN No.JD1189-6/7]
3A 4A AVJ-M [PATTERN No.JD1195-4]
AVJ-L [PATTERN No.JD1196-5]
Parts Difference Table
Synbol No. Location GX20A/MV780A
BL1901 3B FLC181Z16SMMZ
JK1903 5D USB JACK
R1901 3B Jumper
R1902 3B 22k
3 4
5 6
5F 6F
C-6 DRF-H/DRF-M/DRF-L
5E 6E
DRF-H
DRF-M
DRF-L -SIDE A-
5D 6D
DRF-H
5C 6C
DRF-M
DRF-L -SIDE B-
5B 6B
5A 6A
Note:Components marked * are different between DZ-GX20A,
MV730A
DZ-MV780A and DZ-MV730A: Refer to the "Parts Difference
Not Provided
Table" for the different components.
Not Provided
Not Provided
Not Provided
5 6
C - 2
7 8
7F 8F
D
7E 8E
7D 8D
7C 8C
7B 8B
DRF-H [PATTERN No.JD1189-6/7]
DRF-M [PATTERN No.JD1195-4]
DRF-L [PATTERN No.JD1196-5]
7A 8A
7 8
F
E
D
C
B
A