Figure 5-5: A40 Cpu Board View And Test Points - Sony Tektronix WFM 1125 Service Manual

Voltage Adjustment
Preparations
J100
J120
WFM 1125 Option 0A/0B/0C/0D Service Manual
To perform the output adjustments, you must first remove the enclosure
(cabinet). For removing the enclosure, refer to Preparation on page 5–2.
After you have remove the enclosure (cabinet), find the test points on the A40
CPU board and the variable resistor on the Power Supply module. See
Figures 5–5 and 5–6.
TP101
(GND)
U130
J130
J140
TP110
(VCC)

Figure 5-5: A40 CPU board view and test points

A40 CPU Board
U140
Adjustment Procedures
Front
5-11