Pioneer PDP-42MXE20, Service Manual

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PDP-427CMX
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5. ADJUSTMENT
5.1 ADJUSTMENT REQUIRED WHEN THE SET IS REPAIRED OR REPLACED
1. At shipment, the unit is adjusted to its best conditions. Normally, it is not necessary to readjust even if an assembly is replaced. If the
adjustment is shifted or if it becomes necessary to readjust because of part replacement, etc., perform the adjustment as described below.
2. Any value changed in Service/Factory mode will be stored in memory as soon as it is changed. Before readjustment, take note of the
original values for reference in case you need to restore the original settings.
3. Use a stable AC power supply.
42 Y DRIVE Assy No adjustment required
POWER SUPPLY Unit No adjustment required
MD DIGITAL Assy
42 X DRIVE Assy No adjustment required
Refer to the "7.1.5 BACKUP WHEN THE MAIN UNIT IS ADJUSTED"
on ARP3340 (PDP-425CMX).
MAIN Assy Refer to the "ADJUSTMENT"
SUB Assy (Audio, 232C, Sensor, etc.) No adjustment required
MAIN Assy
SUB Assy (Audio, 232C, Sensor, etc.)
Other assemblies No adjustment required
Service Panel Refer to the "6.7 METHOD FOR REPLACING THE SERVICE
PANEL ASSY" on ARP3340 (PDP-425CMX).
POWER SUPPLY Unit
MD DIGITAL Assy No adjustment required
No adjustment required
No adjustment required 42 X DRIVE Assy (IC1101, IC1102)
42 Y DRIVE Assy (IC2201, IC2202)
Other assemblies
When any of the following assemblies is replaced
When any part in the following assemblies is replaced
The assembly must be replaced as a unit, and no part
replacement is allowed.
The assembly must be replaced as a unit, and no part
replacement is allowed except the part of note 1.
The assembly must be replaced as a unit, and no part
replacement is allowed except the part of note 2.
The assembly must be replaced as a unit, and no part
replacement is allowed.
Note 1: MAIN Assy
IC500, IC5002, IC5004, IC5005, IC5007, IC5008, IC5301, IC5304, IC5305, IC5307,
IC5603–IC5606, IC5902 , IC5903, IC5904, IC9504, IC6301, IC6302, IC6304,
IC8002, IC8003, IC8501, X8001, X8002, X9501
Note 2: SUB Assy
IC3001,IC3002,IC3004,
IC2301,U2401,Q2301,Q2302