44
XG-C40XU/XE
Yes
Yes
No
No
Checking the S-
XGA's red video
circuit and its
peripheral circuits
Checking the VGA's
red video circuit and
its peripheral
circuits
Is there signal at pin (139) of IC8606?
Terminal PWB,C8616 defective.
Is there signal at pin (139) of IC8606?
Is there signal at pin (144) of IC8606?
Is there signal at pin (Y11)(TL8612) of
IC8609?
1
1
Yes
Yes
Yes
Yes
No
No
No
Yes
No
Check the video
system's red video
circuit and its
peripheral circuits
Yes
Yes
No
No
Yes
No
No
Are there signals at pins (21) thru (31)
as well as (34) thru (41), except for
GND, of P8606?
Are there signals at TL8044 and
TL8046?
Are there signals at pins (1) thru
(10) of IC8051?
IC8051 or its peripheral circuit or output
PWB faulty.
IC8025 or its peripheral circuit faulty.
IC8606 or its peripheral circuit faulty.
IC8020 or its peripheral circuit faulty.
IC8029 or its peripheral circuit faulty.
IC8609 or its peripheral circuit faulty.
C8702 or its peripheral circuit or signal
PWB faulty.
Are there signals at pins (21) thru (31)
as well as (34) thru (41), except for
GND, of P8606?
Are there signals at pins (112) thru
(119) of IC8020?
Are there signals at pins (69) thru (73)
and (189) thru (192) of IC8020?
TROUBLE SHOOTING TABLE FOR PC I/F UNIT-5
Summary of Contents for Notevision XG-C40XE
Page 92: ...93 92 XG C40XU XE 8 7 9 6 5 4 3 17 16 19 18 15 14 13 12 11 10 IS LAYOUT CHASSIS ANORDNUNG ...
Page 93: ...95 94 XG C40XU XE 8 7 9 6 5 4 3 17 16 19 18 15 14 13 12 11 10 DIAGRAM BLOCKSCHALTBILD ...
Page 104: ...115 114 XG C40XU XE 8 7 9 6 5 4 3 17 16 19 18 15 14 13 12 11 10 T UNIT 1 6 AUSGABEEINHEIT 1 6 ...
Page 105: ...117 116 XG C40XU XE 8 7 9 6 5 4 3 17 16 19 18 15 14 13 12 11 10 T UNIT 2 6 AUSGABEEINHEIT 2 6 ...
Page 106: ...119 118 XG C40XU XE 8 7 9 6 5 4 3 17 16 19 18 15 14 13 12 11 10 T UNIT 3 6 AUSGABEEINHEIT 3 6 ...
Page 108: ...123 122 XG C40XU XE 8 7 9 6 5 4 3 17 16 19 18 15 14 13 12 11 10 T UNIT 5 6 AUSGABEEINHEIT 5 6 ...
Page 109: ...125 124 XG C40XU XE 8 7 9 6 5 4 3 17 16 19 18 15 14 13 12 11 10 T UNIT 6 6 AUSGABEEINHEIT 6 6 ...
Page 110: ...127 126 XG C40XU XE 8 7 9 6 5 4 3 17 16 19 18 15 14 13 12 11 10 UNIT VIDEOEINHEIT ...
Page 112: ...131 130 XG C40XU XE 8 7 9 6 5 4 3 17 16 19 18 15 14 13 12 11 10 UNIT 1 9 PC I F EINHEIT 1 9 ...
Page 113: ...133 132 XG C40XU XE 8 7 9 6 5 4 3 17 16 19 18 15 14 13 12 11 10 UNIT 2 9 PC I F EINHEIT 2 9 ...
Page 114: ...135 134 XG C40XU XE 8 7 9 6 5 4 3 17 16 19 18 15 14 13 12 11 10 UNIT 3 9 PC I F EINHEIT 3 9 ...
Page 115: ...137 136 XG C40XU XE 8 7 9 6 5 4 3 17 16 19 18 15 14 13 12 11 10 UNIT 4 9 PC I F EINHEIT 4 9 ...
Page 116: ...139 138 XG C40XU XE 8 7 9 6 5 4 3 17 16 19 18 15 14 13 12 11 10 UNIT 5 9 PC I F EINHEIT 5 9 ...
Page 117: ...141 140 XG C40XU XE 8 7 9 6 5 4 3 17 16 19 18 15 14 13 12 11 10 UNIT 6 9 PC I F EINHEIT 6 9 ...
Page 118: ...143 142 XG C40XU XE 8 7 9 6 5 4 3 17 16 19 18 15 14 13 12 11 10 UNIT 7 9 PC I F EINHEIT 7 9 ...
Page 119: ...145 144 XG C40XU XE 8 7 9 6 5 4 3 17 16 19 18 15 14 13 12 11 10 UNIT 8 9 PC I F EINHEIT 8 9 ...
Page 120: ...147 146 XG C40XU XE 8 7 9 6 5 4 3 17 16 19 18 15 14 13 12 11 10 UNIT 9 9 PC I F EINHEIT 9 9 ...