Panasonic VDR-D220E Service Manual page 45

SYSCON
Mechanism & Lens Motor lock code is displayed in Service Menu
(Refer to "Service Menu.")
Zoom Motor Lock (Zoom does not work)
Check Zoom Switch.
OK
Check Connection of Lens FPC (FP71) on Main
P.C.B.
OK
Check waveform of Pin5 and 7 of FP71 on Main P.C.B.
Pin 5 (Z-LED-CONT): Is waveform "Low" when power ON ?
Pin 7 (Z-ENC): Is waveform repeat "High" and "Low" when power ON ?
PIN 5 OF FP71
WF12
OK
Check Pin 1, 2, 3, and 4 of FP71 on Main P.C.B.
Pin 1 (ZOOM_MT4): 2.6V
Pin 2 (ZOOM_MT1): 2.6V
Pin 3 (ZOOM_MT2): 2.6V
Pin 4 (ZOOM_MT3): 2.6V
OK
Replace Lens Unit.
NG
NG
PIN 7 OF FP71
WF13
NG
45
Replace Side L Unit.
Re-Insert Lens FPC.
No Main P.C.B. is suspicious as
a cause of Zoom Motor Lock.
Main P.C.B. is suspicious as
a cause of Zoom Motor Lock.