PDP-503CMX
127
5
6
7
8
5
6
7
8
C
D
F
A
B
E
Types and function of the various protection circuits (P.D. circuits)
Reference
OVP :
O
ver
V
oltage
P
rotect
UVP :
U
nder
V
oltage
P
rotect
OCP :
O
ver
C
urrent
P
rotect
PD :
P
ower
D
own
Note 1:
The AC200V P.D. circuit is not mounted in the PDP-503MXE model.
Assy Name
OSD Display
Red "STANDBY/
ON" LED
Number of Blinks
Type of P.D.
Circuits
Function
Remarks
Y DRIVE Assy
Y-DRV
1
VCP OCP
P.D. by VCP overcurrent
Y-DDC
2
VOFS OVP
P.D. by VOFS overvoltage
VOFS UVP
P.D. by VOFS undervoltage (= overcurrent)
VH OVP
P.D. by VH overvoltage
VH UVP
P.D. by VH undervoltage (= overcurrent)
IC5V UVP
P.D. by IC5V undervoltage (= overcurrent)
X DRIVE Assy
X-DDC
3
VRN OVP
P.D. by VRN overvoltage
VRN UVP
P.D. by VRN undervoltage (= overcurrent)
X-DRV
4
VCP OCP
P.D. by VCP overcurrent
SW POWER SUPPLY
Module
POWER
5
VSUS OVP
P.D. by VSUS overvoltage
VSUS UVP
P.D. by VSUS undervoltage (= overcurrent)
VADR OVP
P.D. by VADR overvoltage
VADR UVP
P.D. by VADR undervoltage (= overcurrent)
15V OVP
P.D. by 15V overvoltage
15V UVP
P.D. by 15V undervoltage (= overcurrent)
12V UVP
P.D. by 12V undervoltage (= overcurrent)
6.5V OVP
P.D. by 6.5V overvoltage
6.5V UVP
P.D. by 6.5V undervoltage (= overcurrent)
13.5V UVP
P.D. by 13.5V undervoltage (= overcurrent)
-9V UVP
P.D. by -9V undervoltage (= overcurrent)
+B OVP
P.D. by +B overvoltage
+B OCP
P.D. by +B overcurrent
AC200V P.D.
P.D. by AC200V applied
Note 1
PFC module overheat protection
VSUS arc resistance overheat protection
ADR CONNECT Assy
ADRES
6
ADR.PD
P.D. by disconnection of the connectors
RESONANCE Assy
ADR-K
7
ADR.K.PD
P.D. by ICP open and TCP defective
DIGITAL VIDEO Assy
DC-DC
8
5.0V OVP
P.D. by 5V overvoltage
5.0V UVP
P.D. by 5V undervoltage (= overcurrent)
3.3V OVP
P.D. by 3.3V overvoltage
3.3V UVP
P.D. by 3.3V undervoltage (= overcurrent)
2.5V OVP
P.D. by 2.5V overvoltage
2.5V UVP
P.D. by 2.5V undervoltage (= overcurrent)
Содержание AED-5001
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