Adjustment Procedures - JVC AX-Z1010TN Service Manual

AX-21010TN |
Adjustment Procedures
@ Power Amplifier Adjustment (Idling Adjustment)
*Idling current adjustment VRs
L-ch .., R461
R-ch... R462
*idting current detection voltage check points
L-ch ... TP401 pin © and pin @ (Pin © is the negative side.)
R-ch... TP401 pin @ and pin @ (Pin @ is the negative side.)
1) Rotate idling VRs (R461,.R462) fully counterclockwise.
2) Set the power switch to ON.
3) Adjust R461 and R462 so that each voltage becomes the following value.
After one minute... ....0.....0..000. 5mvV
© (pa005) D
TP401
R461 R462
LCH BIAS ADu. RCH BIAS ADv.
1-22 (No. 20115)