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Pioneer PDP-435PG User Manual

Pioneer PDP-435PG
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PDP-435PE
62
1234
1234
C
D
F
A
B
E
1
2 POWER
POWER SUPPLY Unit
43 X DRIVE Assy VSUS UVP X SUS BLOCK IC1203, IC1207
(mask module)
43 Y DRIVE Assy VSUS UVP Y SUS BLOCK IC2303, IC2307 (mask module)
3
SCAN
43 SCANA, B Assy
or Y 43 DRIVE Assy
VH UVP SCAN IC SCAN IC
VH UVP VH DC/DC IC2401, IC2402, IC2410, L2401
CN2001, CN2301
4 SCN-5V
43 SCANA, B Assy
or Y 43 DRIVE Assy
CN2101, CN2102, CN2301
IC5V UVP
SCAN IC, IC5V DC/DC Y SUS
BLOCK
SCAN IC, Q2401, Q2402, IC2304,
IC5V OVP IC5V DC/DC IC2403, IC2411
5 Y-DRIVE 43 Y DRIVE Assy +16.5V OCP Y SUS BLOCK
IC2303, IC2307
(mask module), IC2301,
IC2304, IC2305, R2332
6 Y-DCDC 43 Y DRIVE Assy
VOFS UVP VOFS DC/DC IC2404, IC2412, Q2404, Q2407, Q2312
VOFS OVP VOFS DC/DC IC2404, IC2412
VH OVP VH DC/DC IC2402, IC2410
7 Y-SUS
43 Y DRIVE Assy Y RESONANCE BLOCK
Q2202
,
Q2203
,
Q2214, Q2205
,
Q2206,
Q2208, Q2209, Q2212, IC2201, IC2202,
D2201, D2206, D2220, D2211, D2225,
D2230,
Control signal series resistors
8 ADRS
43 ADDRESS Assy
CN1501
ADR RESONANCE BLOCK R1631, Q1601, D1602
9 X-DRIVE 43 X DRIVE Assy
CN1001, CN1201
+16.5V OCP X SUS BLOCK
IC1203, IC1207
(mask module), IC1204,
IC1206, R1230, IC1205
VRN OCP X SUS BLOCK Q1205, R1226, R1251
10 X-DCDC 43 X DRIVE Assy
VRN OVP VRN DC/DC IC1403, IC1404
VRN UVP
VRN DC/DC IC1402, IC1403, IC1404
X SUS BLOCK Q1205, R1226, R1251
11 X-SUS
43 X DRIVE Assy
X RESONANCE BLOCK
Q1102, Q1103, Q1114, Q1105,
Q1108, Q1109, Q1111, Q1112, IC1101,
IC1102, D1103, D1113, D1118, D1125,
D1129, D1130,
Control signal series resistors
12 DIG-DCDC DIGITAL VIDEO Assy DCDC +3.3V, +1.5V OVP
IC4 Drive STOP
DC DC CONVERTER BLOCK U5602 (DC DC CONVERTER Module)
13 IC4 DIGITAL VIDEO Assy IC4 BLOCK IC5401
OVP: Over Voltage Protection UVP: Under Voltage Protection OCP: Over Current Protection
• Power-down diagnosis (defective points)
PD Circuit in
operation
Defective Assy Reason for Power-down Point to be Checked Possible Defective Part Remarks
MR POWER
Disconnection of cable detected
Disconnection of cable detected
Disconnection of cable detected
Disconnection of cable detected
Power-down caused by
detection of middle-point voltage
Power-down caused by
detection of middle-point voltage
Power-down caused by
detection of a power surge
If the elapsed time from relay-on until the LED
in the power supply unit lights is about 2-4
seconds, the defective assembly may be the
43 X or Y DRIVE.

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Pioneer PDP-435PG Specifications

General IconGeneral
BrandPioneer
ModelPDP-435PG
CategoryMonitor
LanguageEnglish

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