PIONEER VPW500
Service Manual

PDP-502MX, PDP-502MXE

Procedure

Adjusting Item
Base Pulse

Input signal
Any input

Adjusting Point
SUB VIDEO mode in Factory mode PULSE NUMBER ........."8" Key

Adjusting Method
Set to the indicated value with the keys on the remote control unit. (refer to SUB VIDEO mode)

10

number Adjustment (502MX only)

Note) If unnecessarily adjusted, power consumption is changed and the panel is damaged. Adjust only in case of necessity. SUB VIDEO mode Set to the indicated value with the keys on the remote control unit.

11

ABL Level Value Adjustment (502MX only)

Any input

in Factory mode (refer to SUB VIDEO mode) ABL LEVEL ...."9" Key

Note) If unnecessarily adjusted, power consumption is changed and the panel is damaged. Adjust only in case of necessity. REFERENCE 1 in Factory mode ABL LEV OFFSET ........."BS9" Key Adjust to the ABL value mentioned on the "Drive voltage label" at the chassis of the glass panel.

Any input

12

ABL Level Offset adjustment

Note) If unnecessarily adjusted, power consumption is changed and the panel is damaged. Adjust only in case of necessity. REFERENCE 1 in Factory mode PLS NUM OFFSET ........."BS11" Key Set to the indicated value with the keys on the remote control unit. (refer to REFERENCE 1 mode)

Any input

13

Pulse Number Offset adjustment

Note) If unnecessarily adjusted, power consumption is changed and the panel is damaged. Adjust only in case of necessity.

TOP

DIGITAL VIDEO ASSY

TP703 (SUS GND) VR700 (VOFS) TP705 (VOFS) TOP

Y DRIVE ASSY
VR851 TP851 (IC5V) (IC5V)

TP854 (PSUS)

VR552 (+5V)
VR750 ( VH )

TP554 (DGND)

TP753 (PSUS) TP751 (VH)

TP553 (+5V)

TP601 (+3.3V)

VR602 (+3.3V)

TP602 (DGND)

Adjusting points and Measuring points 58