Teac MT-20D-IO Maintenance Manual page 112

4-2-5 Initialization of SOA
The SOA (Simulator OA) is a simulator to adjust and test only the drive
portions except for PCBA Interface Control in MTU.
Prior to the use of SOA, perform the following initialization.
(1) Detach the PCBA Interface Control from MTU in accordance with Item
4-4-10.
(2) Set the MODE switch mounted on the right side face of SOA as shown in
Fig. 410.
~ LL..
u...
IJ.. Li- lL... 1L lL.
4- 4- 4- 4- 4- 4- 4- 4-
0 0 0 0 0 0 0 0
(a) "90 ips"
... 4- . . . . . . ...... ...
lL.
lL.
u..
LL Z 1L. I.L.. I.L..
0 0 0 0 0 0 0 0
(b) "30 ips"
Fig. 410 Setting of SOA MODE switch
(3) Preset the output voltages of the DC power supply to +12 V and +5 V.
(4) Set the POWER switch of SOA to OFF.
(5) Turn off the DC power supply, and connect the power cable to the PSA
connector of SOA.
(6) Connect the interface cable between the MT2ST INTERFACE connector of
SOA and the SOA adapter B. Connect the interface cable coming out of
the SOA adapter to the J4 of MTU, so that the triangular mark of the
connector is set to the terminals 1 and 2 side.
(7) Connect the check cable C between the MT2ST TP connector of SOA and
check terminals TP1 to TP18 of MTU.
(8) Turn on the DC power supply, and set the POWER switch of SOA to the
PSA side.
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