JVC TH-A25 - CLV Servo Does Not Work

1-24 (No.MB141)
5.2.8 CLV Servo Does Not Work
CLV Servo Does not Work
Is XSRFIN(pin2 of SIC1)
normal?
Is RF(pin21 of RCN1)
normal?
Check connection between PCB
and MECHA
Check peripheral circuit of SIC1
Check peripheral circuit of DRIC1
Check peripheral circuit of RIC1
8
N
N
Y
Y