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0. Preparation
Setting (Check) of the switches on the DM-89 board
Confirm that the switches are factory settings.
Ref. No.
Factory setting
S101
NORMAL POSITION (right side)
S102
NORMAL POSITION (right side)
S301
NORMAL POSITION (right side)
S302
NORMAL POSITION (right side)
S501
ON (right side)
S901
1
OFF (down side)
2
OFF (down side)
3
OFF (down side)
4
OFF (down side)
Connection
Connect the composite waveform monitor and video monitor as shown below.
DNW-A22/A22P
DNW
VIDEO OUTPUT
COMPOSITE
1
2
75 Z
A
B
C
RV704
RV703
D902
ON
E303
TP8
TP7
S901
OFF
E901
TP704
TP702
TP701
RV702
TP305
RV701
TP700
RV401
RV301
RV302
RV303
RV304
RV402
S302
S301
RV406
TEST
NOR
RV407
E302
TEST
NOR
TP303
TP304
RV405
TP404
TP302
TP300
E301
DM-89 Board (Side A)
Composite
waveform/vector
monitor
CH-A
Video monitor
(terminated
with 75 Z)
6-3. DM-89 Board Replacement
D
DM-89
E
F
G
OFF
ON
RV504
E105
TP6
TP5
TP4
TP3
TP2
TP1
RV503
A No.
LOTNO,
S501
E702
TP705
TP505
TP504
TP503
E701
TP502
TP703
E501
RV501
RV502
TP501
RV507
RV506
TP500
TP105
TP106
TP306
TP506
TP208
RV305
RV105
RV102
RV104
RV306
RV106
RV107
RV307
RV101
RV103
RV201
RV308
RV108
E102
S102
TP104
S101
TP103
TEST
NOR
RV211
TP102
TEST
NOR
TP403
E103
TP202
TP204
TP100
E101
E902
S NO,
1
2
3
4
RV202
5
E104
RV212
6
RV205
TP203
7
6-23
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