Sony Multiscan GDM-2036S Service Manual page 2

Supplied
Si~nal
Connecting Cable
T:he pin assignment of the supplied signal connecting cable
is shown below.
15-pin D-sub connector
Green
Blue
~.JIIU"""
Video signals
Horizontal
~"1IlrIIEM'
sync signal
Vertical
---"..IIIU_'
sync signal
Pin No.
1
2
3
4
5
6
7
8
Signal
Red video
Green video
Blue video
GND
N.C.
Red GND
Green GND
Blue GND
Pin No.
Signal
9
N.C.
10
GND
I 11
GND
12
N.C.
13
Horizontal sync
14 Vertical sync
15 N.C.
!~
------------
Detailed Timing Specifications of Preset-Type Models
Mode 1 2 3 4
Equiv. Standard VGA MeGA' VGA Macintosh II
Graphics" Text"
Resolution (H x V) 640 x 480 640 x 350 720 x 400 640 x 480
Dot Clock (MHz)
25.175 25.175 28.332 30.240
Horizontal""
Hor. Ireq. (kHz) 31.469 31.469
31.480
35.000
H-total 31.778 31.778 31.766 28.571
H-Front porch
0.636 0.636 0.635 2.116
H-Sync. width 3.813 3.813 3.812 2.116
H-Back porch 1.907 1.907
1.906 3.175
H-blanking 6.356 6.356 6.353 7.407
H-Active 25.422 25.422 25.413 21.164
(~sec)
Vertical
Ver. Ireq. (Hz) 59.94 70.09 70.11 66.67
V-total
525
449
449 525
V-Front porch 10 37 12 3
V-Sync. width
2 2 2 3
V-Back porch
33 60 35 39
V-blanking
45 99 49 45
V-Active 480
350 400
480
(Lines)
Sync. External External External Internal
H-Polarity (-) (+) (-) N.A.
V-Polarity
(-) (-) (+) N.A.
Scanning mode Non-interlace Non-interlace Non-interlace Non-interlace
•
••
VGAlMCGAl8514A does not include border area
Recomended horizontal timing conditions:
Horizontal front porch should be >0.1 ~sec
Horizontal sync. width should be >
1.0~sec
Horizontal back porch should be > 1.8~sec
Horizontal blanking width should be
>3.5~sec
-2-
5 6 7 8 9
8514A" VGA+ Sony Sony Macintosh II
Std.-l
Std.-2
Two-Page
1024 x 768 800 x 600 1024 x 768 1280 x 1024 1152 x 870
44.900 40.000
64.000 108.180 100.000
35.522 37.879 48.780 63.337 68.681
28.151 26.400 20.500 15.789 14.560
0.178 1.000 1.000 0.407
0.320
3.920 3.200 1.500 1.701 1.280
1.247 2.200 2.000 1.849 1.440
5.345 6.400 4.500 3.956 3.040
22.806 20.000 16.000 11.832 11.520
86.96 60.32
60.00 59.98 75.06
408.5 628
813 1056 915
0/0.5 1 3 3 3
4
4 3 3 3
20/20.5 23 39 26 39
24/25 28 45 32 45
384 600 768 1024 870
External External Internal Internal External
(+) (+) N.A. N.A. (-)
(+) (+) N.A. N.A.
H
Interlace
Non-interlace Non-interlace Non-interlace Non-interlace