24
GTP-740
32K x 9
ARRAY
INPUT BUFFER
I/O
0
I/O
1
I/O
2
I/O
3
I/O
I/O
7
8
I/O
6
I/O
5
I/O
4
WE
OE
CE
2
CE
1
SE
N
SE A
M
PS
12
13
COLUMN
DECODER
POWER
DOWN
A
9
A
11
A
10
A
A
8
A A
14
A
7
A
1
A
2
A
3
A
4
A
5
A
6
A
0
RO
W
D
E
CO
DE
R
I/O
4
1
2
3
4
5
6
7
8
9
10
11
14
15
16
20
19
18
17
21
24
23
22
12
13
25
28
27
26
A
8
A
7
A
6
A
5
A
4
A
3
A
2
WE
V
CC
A
14
A
13
A
9
A
1
NC
I/O
0
CE
1
OE
A
11
29
32
31
30
NC
A
0
GND
I/O
1
I/O
2
I/O
3
CE
2
A
10
A
12
I/O
5
I/O
6
I/O
7
I/O
8
AC3 ASSEMBLY
U051: CY7C188
17
PA4
16
PA5
15
PA6
14
PA7
13
ALE or AS
12
GND
11
PB0
10
PB1
9
PB2
8
PB3
7
PB4
29 AD6/A6
30 AD7/A7
31 A8
32 A9
33 A10
34 GND
35 A11
36 A12
37 A13
38 A14
39 A15
18
PA
3
19
PA
2
20
PA
1
21
PA
0
22
RD/E/DS
23
AD0/A0
24
AD1/A1
25
AD2/A2
26
AD3/A3
27
AD4/A4
28
AD5/A5
6
PB5
5
PB6
4
PB7
3
RESET
2
V/R/V
PP
or R/W
1
PSEN
44
V
CC
43
A19/CSI
42
PC2
41
PC1
40
PC0
PAGE LOGIC
P3-P0
A16-A18
LOGIC IN
PROG.
PORT
EXP.
PC0-
PC2
PB0-
PB7
PA0-
PA7
CS8-
CS10
CS0-
CS7
PORT
C
PROG.
PORT
EXP.
PORT
B
PROG.
PORT
EXP.
PORT
A
PAD B
27 P.T.
PAD A
13 P.T.
A11-A15
A8-A10
A19/CSI
ALE/AS
RD
WR
RESET
A19/CSI
CSIOPORT
ALE/AS
RD
WR
RESET
ALE/AS
D8-D15
ES0
D8-D15
D0-D7
CSIOPORT
TRACK MODE
SELECTS
EPROM
256Kb TO 2Mb
SRAM
16K BIT
PROG. CHIP
CONFIGURATION
PROG.
CONTROL
SIGNALS
X8, X16
MUX or NON-MUX BUSSES
SECURITY MODE
RS0
A0-A7
ALE/AS
RD/E/DS
WR/R/W
BHE/PSEN
RESET
A19/CSI
AD0-AD7/D0-D7
16/8
MUX
ES1
ES2
ES3
ES4
ES5
ES6
ES7
AD0-AD7
AD8-AD15
L
A
T
C
H
L
A
T
C
H
AC3 ASSEMBLY
U022: PSD312
IC BLOCK DIAGRAM
Summary of Contents for GTP-740
Page 38: ...GTP 740 39 40 AUDIO BOARD PCB LAYOUT POWER BOARD...
Page 39: ...GTP 740 42 41 AC3 BOARD Bottom View PCB LAYOUT AC3 BOARD Top View...
Page 40: ...GTP 740 43 44 PCB LAYOUT KEYBOARD Top View KEYBOARD Bottom View...
Page 41: ...GTP 740 45 46 PCB LAYOUT S VIDEO BOARD VIDEO BOARD VOL BOARD PHONE BOARD...
Page 42: ...GTP 740 47 48 PCB LAYOUT TUNER BOARD CPU BOARD Top View CPU BOARD Bottom View AC OUTLET BOARD...
Page 43: ...GTP 740 49 50 SCHEMATIC DIAGRAM AC3 DSP...
Page 44: ...GTP 740 51 52 SCHEMATIC DIAGRAM TUNER Front End Data Ports...
Page 45: ...54 53 SCHEMATIC DIAGRAM GTP 740 S_VIDEO INPUTS SELECTOR OSD CONTROLLER...
Page 46: ...55 56 SCHEMATIC DIAGRAM GTP 740 KEYBOARD...
Page 47: ...58 57 SCHEMATIC DIAGRAM GTP 740 COMPOSITE VIDEO REMOTE...
Page 48: ...60 59 SCHEMATIC DIAGRAM GTP 740 AUDIO I O...
Page 49: ...62 61 SCHEMATIC DIAGRAM GTP 740 CHANNELS OUTPUT...
Page 50: ...63 64 SCHEMATIC DIAGRAM GTP 740 AUDIO BOARD VOLUME MOTOR PORT...
Page 51: ...66 65 SCHEMATIC DIAGRAM GTP 740 POWER SUPPLY...
Page 52: ...67 68 SCHEMATIC DIAGRAM GTP 740 TUNER Audio Outputs S VIDEO BALL SYSTEM ON OFF SELECTOR...
