Pioneer PDP-436SXE Service Manual

PDP-436SXE
135
5678
56
7
8
C
D
F
A
B
E
7.2 DESCRIPTION
7.2.1 SPECIFICATION ABOUT THE THERMAL PROTECTION
* The change of HI / LO have hysterisis curve below.
Reading value of the season and FAN drive.
This model controls the FAN drive by MAIN u-com pin 149 (FAN ON / OFF) pin 17 (Cange of FAN control voltage) ,
not by the traditional PWM.
Assign FAN : HIGH FAN : LO STOP
IC5206 149pin
H
H
L
FAN_CONT
IC5206 17pin
H
L
-
FAN_CONT_POW
Set State and FAN Drive
Set State and FAN Drive
POWER PSW1 State Control FAN Operation
ON ON ON According to the reading value of above table sensor. ON (HIGH/LO/STOP)
ON ON DT_REC According to the reading value of above table sensor. ON (HIGH/LO/STOP)
OFF STB FAN CONT OFF
[ Outline Circuit ]
REG
FAN_vcc
Vref = 2.65V
H : On
L : Off
Vo
UCOM
17
149
H : Vo = 9.57V
L
: Vo = 7.10V
T4
(Outside air 60°C)
T3
(Outside air 38.5°C)
T2
(Outside air 35.5°C)
T1
(Outside air 33°C)
FAN : STOP FAN : LO FAN : HIGH FAN : HIGH FAN : LO FAN : STOP FAN : STOP FAN : LO FAN : HIGH SD
T0
(Outside air 30°C)
Aime
(Sensor position)
Aime
(Outside air of
Unit)
AD value
(Thermister)
8 bit
AD value
(Thermister)
10 bit
76pin TEMP2 T4 setting 60°C55°C
T3 setting 46°C 38.5°C
T2 setting 41°C 38.5°C
T1 setting 40°C33°C
T0 setting
105
131
139
141
149
420
524
556
564
596 35.5°C30°C
Assign

Pioneer PDP-436SXE Specifications

General

Brand	Pioneer
Model	PDP-436SXE
Category	Monitor
Language	English