Yamaha Tyros3 Service Manual page 40

Tyros3
S1L50553F21Y000 (X4195A0R) MCI (Gate Array)
PIN
NAME I/O
NO.
1 CLKI I
2 CLKO O
3 V -
DD
4 SCANENB I/O
5 ATPGENB I/O
6 V -
SS
7 PLLTEST I
8 PLLRES I
9 PLLV -
SS
10 MV -
DD
11 PLLV -
SS
12 AV -
DD
13 CHG0
14 LPV -
SS
15 V -
SS
16 MIRQ I/O
17 MCS I
18 MWR I
19 MRD I
20 MA
21 V -
DD
22 MD0 I/O
23 MD1 I/O
24 MD2 I/O
25 MD3 I/O
26 MD4 I/O
27 MD5 I/O
28 MD6 I/O
29 MD7 I/O
30 V -
SS
31 MD8 I/O
32 V -
DD
33 MD9 I/O
34 MD10 I/O
35 MD11 I/O
36 MD12 I/O
37 MD13 I/O
38 MD14 I/O
39 MD15 I/O
40 V -
SS
MB3516APF-G-BND-EF (X2314A00) RGB ENCODER
PIN
NAME I/O
NO.
1 GND1 -
2 R-IN I
3 G-IN I
4 B-IN I
5 N.C. -
6 fsc-IN I
7 NTSC/PAL-IN I
8 N.C. -
9 N.C. -
10 CSYNC-IN I
11 N.C. -
12 Vcc1 -
40
FUNCTION
Clock
Power supply
Scan enable
Ground
Test
Reset
Ground
Power supply
Ground
Analog power supply
Ground
Interrupt request
Control port
Write
Read
Power supply
DRAM data bus
Ground
DRAM data bus
Power supply
DRAM data bus
Ground
FUNCTION
Ground
Analog R signal input
Analog G signal input
Analog B signal input
Not used
Subcarrier input
NTSC/PAL selector
Not used
Not used
Composite sync signal input
Not used
Power supply +5 V
PIN
NAME I/O
NO.
41 V - Power supply
DD
42 RESET I Reset
43 V - Ground
SS
44 OUT4 O
Output
45 OUT3 O
46 INP2 I
47 INP1 I Input
48 INP0 I
49 TESTENB I/O Test enable
50 V - Ground
SS
51 OSCO
52 V - Power supply
DD
53 OSCI
54 V - Ground
SS
55 SIRQ I/O Interrupt request
56 SCS I Control port
57 SWR I Write
58 SRD I Read
59 SA
60 V - Ground
SS
61 V - Power supply
DD
62 SD0 I/O
63 SD1 I/O
64 SD2 I/O
65 SD3 I/O
Serial data
66 SD4 I/O
67 SD5 I/O
68 SD6 I/O
69 SD7 I/O
70 V - Ground
SS
71 SD8 I/O Serial data
72 V - Power supply
DD
73 SD9 I/O
74 SD10 I/O
75 SD11 I/O
76 SD12 I/O Serial data
77 SD13 I/O
78 SD14 I/O
79 SD15 I/O
80 V - Ground
SS
PIN
NAME I/O
NO.
13 N.C. - Not used
14 N.C. - Not used
15 CROMA-OUT O Chrominance signal output
16 Y-OUT O Y-signal output
17 Y-TRAP - Luminance signal band control
18 N.C. - Not used
19 Vcc2 - Power supply +5 V
20 VIDEO-OUT O Composite video signal output
21 B-OUT O Analog B signal output
22 G-OUT O Analog G signal output
23 R-OUT O Analog R signal output
24 GND2 - Ground
DM: IC503
FUNCTION
DM: IC406
FUNCTION