Pioneer XR-A100 Service Manual page 20

Stereo cd cassette deck receiver

Hide thumbs Also See for XR-A100:

XR-A100, XR-A100-K

FM/AM TUNER MODULE (AXQ7077)

antenna

terminal

antenna

www.DataSheet4U.com

terminal

5.2 POWER SECTION

7 Adjustment of Vp

Adjust VR1001 in the POWER Assy so that the voltage of Vp checking point W104 is 17.5 ± 0.1V.

Adjustment can be made when no load is applied while the power is turned ON and no signal is sent, as well as for the GND voltage or

for the chassis.

Adjustment is required when the 5volte regurator, IC1001 (NJM78M05FA) in the POWER Assy are replaced.

AXX7042

YELLOW

BLACK

L6101

L6105

T6101

L6102

L6104

L6103

Fig. 2 Adjustment Point

POWER ASSY

SIDE A

17.5 ± 0.1V

Fig. 3 Adjustment of Vp

T6201

VP ADJ

VR1001

W104

VR6201

Xr-a100-k