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Kind and function of the various protection circuit (P.D. circuit)
Red LED
Assy Name
Number of
Blinks
1
Y DRIVE Assy
2
3
X DRIVE Assy
4
SW POWER SUPPLY
5
Module
ADR CONNECT Assy
6
RESONANCE Assy
7
DIGITAL VIDEO Assy
8
Reference
OVP : Over Voltage Protect
UVP : Under Voltage Protect
OCP : Over Current Protect
Note 1: AC200V P.D. is not applicable to the PZ-43HV2E and PZ-43HV2U models.
Kind of P.D.
Circuit
VCP OCP
P.D. by VCP overcurrent
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)
VRN OVP
P.D. by VRN overvoltage
VRN UVP
P.D. by VRN undervoltage (= overcurrent)
VCP OCP
P.D. by VCP overcurrent
RESET OCP
P.D. by reset circuit overcurrent
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 apply
PFC module overheat protection
VSUS arc resistance overheat protection
ADR.PD
P.D. by disconnecting the connector
ADR.K.PD
P.D. by ICP open and TCP defective
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)
39
Function
PZ-43HV2, PZ-43HV2E
PZ-43HV2U
Remarks
Note 1
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