Pioneer 434CMX Service Manual - Page 62

1 2 3 4 6. ADJUSTMENT A 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. 6.1 ADJUSTMENT REQUIRED WHEN THE SET IS REPAIRED OR REPLACED When any of the following assemblies is replaced B POWER SUPPLY Unit No adjustment required DIGITAL VIDEO Assy Refer to the "7.1.6 BACKUP THE ADJUSTMENT VALUES FOR THE MAIN UNIT." 43 X DRIVE Assy No adjustment required 43 Y DRIVE Assy No adjustment required AV I/O Assy C RGB Assy No adjustment required No adjustment required VIDEO SLOT Assy No adjustment required Other assemblies No adjustment required Service Panel VSUS and VOFS voltage setup, Panel WB check When any part in the following assemblies is replaced D POWER SUPPLY Unit The assembly must be replaced as a unit, and no part replacement is allowed. DIGITAL VIDEO Assy No adjustment required 43 X DRIVE Assy 43 Y DRIVE Assy E AV I/O Assy RGB Assy Replacement and repair of IC1101 and IC1102 are impossible. Replacement and repair of IC2201 and IC2202 are impossible. Replacement and repair of IC7610 and IC8705 are impossible. Replacement and repair of IC6001, IC6401, IC6403, IC6601, IC6602 and IC7205 are impossible. VIDEO SLOT Assy Replacement and repair of IC6107, IC6255, IC6257 and IC7902 are impossible. F Other assemblies No adjustment required 62 PDP-434CMX 1 2 3 4