Toshiba IK-M41R2 Manuel d'utilisateur télécharger pdf (Page 16)

5. INTERNAL SYNC.

At internal sync, mode, the video output field can be designated as well as outputting

video signals of NTSC normally Interlaced at 262.5H. The video output field can be des

ignated by selecting the switches No.2 and No.3 of S308 as shown in the table below.

Output field

S308

No.2

No.3

OFF

OFF OFF

OFF ON

ODD

ON OFF

EVEN

ON ON

Upon designating the output field, the video out sends each designated field which is

non-interlaced (1 field=262H).

6. EXTERNAL SYNC. BY C-SYNC/VS/VBS

C-SYNC: Composite-SYNC signal

VS: VIDEO/Composite-SYNC signal

VBS: VIDEO/BURST/Composite-SYNC signal

In order to set external sync, mode with the signal selected from C-SYNC, VS and VBS,

input to VD IN terminal on the rear (BNC connector) or 7 pin (signal) and 12 pin (GND) of

DC IN/SYNC terminal (12 pin connector). No signal is necessary to be input to 5 pin and 6

pin of HD IN terminal (BNC connector) and DC IN/SYNC terminal.

Set S314 to R.R when the external sync. Is carried out by using BBS (BLACK/BURST/

Composite-SYNC) signal.

Set the S314 (R.R MODE switch) and S312 (HD. VD 75Q ON/OFF switch) according to the

input conditions of C-SYNC, VS and VBS as shown in the table below.

Signal

Input condition

S312

75Q terminated SW

S314

R.R. mode SW

C-SYNC/VSA/BS 0.3±0.15Vp-p, 75Q unbalanced

NORM

C-SYNC 3.0±1.5Vp-p, 75Q unbalanced ON NORM

C-SYNC

5.0±0.5Vp-p, TTL OFF

NORM

External sync, frequency range: Within ±1.0% against NTSC standards.

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Toshiba IK-M41R2 Manuel d'utilisateur Page 16