Samsung SV-A130B Service Manual page 5

Reference Information
2-1-4 How to Connect X-5 chassis jig
1. Unplug the power cord from AC outlet.
2. Remove the deck assÕy from main PCB (See Page
4-5 of service manual).
SV-A140
Note : After completing repairs, SW715 on the function PCB in order to reset.
4. Insert wafers of drum motor, capstan motor and
loading motor on X-5 chassis jig into each of the
connectors of deck assÕy, and then secure with
three screws.
5. Solder the 3 leads of the jig cable to ÒCN605Ó
on the main PCB.
6. Apply power to the function PCB.
7. Insert a test tape into the housing assÕy.
2-2
SW714
SW705
CH/UP
SW707
SW701
REC
CH/DOWN
Function-Timer (Component side)
SW705
CH/UP
SW707
SW701
REC
CH/DOWN
Function-Timer (Component side)
3. To emulate the function of the sensors, place a
jumper or solder land (two point) at service
option(W750) on the function-timer PCB.
(see diagram below).
SW712
SW709
PLAY
REW
STOP
SW703
P/S
SERVICE OPTION
W750
SW711 SW706 SW702 SW708
SYSTEM SP/LP TV/VCR NICAM
SW712
PLAY
JS701
SERVICE OPTION
SW702
SW711 SW706 SW708
SYSTEM SP/LP TV/VCR NICAM
8. Simultaneously touch the start and end sensor
LEDs on the PCB, so that the tape loads
automatically. After the tape is loaded, all of the
function buttons on the function PCB can be
used.
9. If the test tape is ejected while the jig is in use,
attempt to re-load the tape by simultaneously
touching the start and end sensor LEDs. If the tape
still does not load, reset the function PCB by
pressing SW715.
SW713
FF
SW715
RESET
SW709
STOP
SW703
P/S
W750
SW715
RESET
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