Samsung VP-A30 Service Manual page 48

Alignment and Adjustment
5-3 VCR Section Adjustment
5-3-1 Preparations
1. Equipment :
1) Monitor TV.
2) Dual trace oscilloscope of over 20MHz band,
incorporates delay mode.
(Use 10 : 1 probe unless otherwise specified.)
3) Frequency counter
4) DC power supply.
5) Alignment tape (Colour bar : SP)
6) 8mm Video Tape for record.
2. Composition of VCR P.C.Boards
1) Main PCB (system control/servo, video, audio,
camera, DC/AC CONVERTER)
2) Rear PCB
3) Function PCB
4) Front PCB
Address of the adjustment mode.
: there are 01h to 1 ch.(refer xxxx)
3. How to get into service
5-30
TV or EVF/CVF monitor
01.CAPSTAN FG
EPR:XX
Present data
: be adjusts before.
"ADJUST" mode.
STEP 1
1. Connect the power source (battery/DC cable).
2. Set the power switch of the camcorder to
PLAYER position.
3. Press the eject key to eject mode.
STEP 2
1. Press and hold "EJECT" button "STOP"
button on the Camcorder at the same time
for more than 5 seconds.
2. If the color bar generated internally appears
on the monitor and adjustment mode dis-
played like the figure below, VCR adjust-
ment mode has been successfully activated.
3. Insert tape into housing ass'y and then per-
form the adjustments.
EVR:XX
Name of the adjustment mode.
: every address have a name like
this (refer xxx)
New data
: be adjusted newly.
Samsung Electronics