Teac MT-20D-IO Maintenance Manual page 84

Streaming cassette magneteic tape unit
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TP2
278
ns IL, ns. 1
(a) "90 ips"
TP2
250
(b) "30 ips"
Fig. 351
Example of waveform at TP2
(30) TP3 (write clock)
PCBA Interface Control
Test point for measuring the write clock signal.
TP3 is used to check the write clock frqeuency.
TP3
Frequency
=
1.8 MHz
(a) "90 ips"
TP3
Frequency
=
600 kHz
(b) "30
ips"
Fig. 352
Example of waveform at TP3
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