Switchbox - Atari CX 5200 Field Service Manual

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Ground
Data Bus
Bus
Data
Bus
Data
Bus
Data
Bus
Data
Phase 2 Clock
Pot Scan
Pot Scan
Pot Scan
Pot Scan
Pot Scan
Pot Scan
Pot Scan
Pot Scan
Softfir e
V
5
Power
Not Connected
Keyboard Scan
Keyboard Scan

SWITCHBOX

A switchbox is connected and mounted to the back of the television set.
switch box that is used with the 4-Port Models is different from other switchboxes
manuf a ctured by Atari and from the 2-Port Model 5200. These differences include:
power for the Model 5200 supplied through the switch box
1)
2)
two Select Switch functions. The two functions are:
NOR MAL - Allows the Model 5200 to automatically switch between the
television and the game when the Model 5200 ON/OFF switch is pressed.
STAN DBY - Enables television viewing while the Model 5200 is turned on.
CX5200 Field Service Manual
V
S
S
1
03
2
04
3
05
4
06
5
07
6
7
�2
P 6
8
9
P 7
P4
1 0
P5
1 1
P2
12
P3
13
PO
1 4
PI
1 5
KR2
16
veo
1 7
R5
18
9
K4
1
K3
20
Figure 1-6. POKEY Pin Assignments
4-0
02
.39
01
38
DO
37
AU DIO
36
AO
35
Al
34
A2
A3
33
32
R/W
CSt
POKEY
3 1
30
CSO
9
IRQ
2
28
SO D
27
OCLK
26
BCLK
25
KRl
24-
SID
23
KO
22
Kl
21
K2
1 -7
Data Bu�
Bus
Data
Bus
Data
u
Audio O
t
Address Bus
Address Bus
Address
Bus
Address
Bus
Read/Write Control
Chip Select
Chip Select
I
e
p
R
eq
s
nt
r
r
u
t
ue
t
Serial Output Data
Clock
Serial Output
Bidirectional Clock
Keyboard Read
Serial Input Data
Not Co- n nected
Keyboard Scan
Keyboard Scan
The
Changed by
ECN 110036
6/2 1/8 3
I

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