Tape Transport System Adjustment; Ace Head Assembly Adjustment; Location Of Test Point (Main Pcb-Top View) - Toshiba W-412 Service Manual

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Alignment and Adjustment

5-2-2 Tape Transport System Adjustment

When parts are replaced, perform the required adjustments by referring to precedures for the tape transport

system. If there are any changes to the tape path, first run a T-120 tape and make sure excessive tape wrinkle does

not occur at the tape guides.

1) If tape wrinkle is observed at the guide roller S, T, turn the guide roller S, T until wrinkle disappears.

2) If the tape wrinkle is still observed at the tape guide, perform the tilt adjustment of the ACE head.

Test point :

TP601 (Control Pulse)

TP602 (H'D S/W -Trigger)

TP301 (Envelope)

TP302 (Audio output)

TP303 (Video output)

Test tape :

ST-N1

BLANK TAPE : T-160

5-4

AUDIO OUTPUT

ENVELOPE

HEAD SWITCHING

Fig. 5-5 Location of Test point (Main PCB-Top View)

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