Zenith XBV243 series Service Manual - Mechanism - Vcr
MECHANISM - VCR
VR168 - 923-03485
4-25
D35E COMBO - SERVICING
Is the Belt ok?
YES
YES
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
YES
YES
YES
NO
NO
NO
E.
In PB mode Tape Presence
not sensed.
Is the Pinch Roller attached
to the Capstan Motor Shaft?
Does the T/Up
Reel turn?
Does the Drum
Motor turn?
Are there DPG,
DFG Pulses?
Are the T/Up Supply
Reel Sensors ok?
Check Servo, Syscon.
Does the Capstan Motor turn?
Does the Capstan Motor turn?
Check Alignment positions
(page 4-14)
Is the terminal voltage of the
Drum Motor more than 2.3V?
Replace the
Drum Motor.
Is the Vcc voltage of the
Drum Motor normal?
Check the clutch and
the Idler Assembly.
Is the terminal voltage of Capstan
Motor supplied more than 4V?
Replace the
Capstan Motor.
Is the Voltage supplied to the
Capstan Motor Vcc1,Vcc2 each?
Replace the Belt.
Check Syscon,
Circuit.
Check Syscon,
Circuit.
Check Servo,
Power.