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At a Glance
TDS 620A, 640A, & 644A User Manual
Security
Bracket
GPIB
Connector
page 3-126
Centronics Connector
(Optional on TDS 620A
& TDS 640A)
Principal Power Switch,
page 1-3
Serial Number
RS-232 Connector
(Optional on TDS 620A
& TDS 640A)
Fuse,
page 1-3
Power Connector,
page 1-3
VGA Output
(Color with TDS 524A
& TDS 644A,
Monochrome with
TDS 620A &
TDS 640A)
Rear Panel
Connectors
(on TDS 540A &
544A only)
SIGNAL OUTPUT –
(Provides CH3 analog signal output)
AUX TRIGGER INPUT –
(Provides auxiliary trigger signal input)
MAIN TRIGGER OUTPUT –
(Provides main trigger (TTL) output)
DELAYED TRIGGER OUTPUT –
(Provides delayed trigger (TTL) output)
Rear Panel Map