Display Unit Block Diagram - Honeywell SPZ-8000 Maintenance Manual

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MICRO
SYMBOL
GENERATOR
DISPUY
PROCESSOR
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(H)
WXSUS1 IL)
TERM
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w Bus 2
(L)
TERM
{
(H)
WXWS3 (L)
TERM
{
(H)
BRIGHTNESS mT (WI
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SOFTWARE ENASLE
FLT TEST ONLY
{
10 NO.1
ID NO.2
PORT SEL A
PORT SEL B
{
BuRST OUT ;
04JVALID
{
(H)
BuS 1.1 MHZ PRlM4RY (L)
TERM
{
[H)
BLS 2.1 MHz, ALT 1 (3-)
TSRM
{
[H)
BUS3.1MHZ, ALT2 (3.)
TSRM
{
(H)
GUS 4, 1 MHz. AI-T3 iL)
TERM
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ALS
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RE~TEL''"T="='Ro
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{
(H)
WX DIMMING (W)
(L)
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Ccus
w
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SENSOR
HV ENASLE
FOCUS CONTROL -
D
TEMP
FwR VALID
cu POWER DOWN 32
REMOTE LIGHT SENSOR GND 40
t
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I
}
OU VOLTAGES
REMOTE LIGHT SENSOR PWR
(L] E4
ou OVER TSMP 65
LOW
{
101
V*RE
28VDC 102
suPFIY
103
{
104
2SVOCRTN
105
10s
BUS OR
wx INPUT
HIGH BPEEODIFFERENTIALINPUT TERMINATION
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AD-33252-RI #
DU-880 Display Unit
Block Diagram
Figure 6-5
22-14-00
Page 153/154
Apr 15/93
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