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6-4. Adjustment after EQ-45 board replacement
6-4-2. PLL Adjustment
Preparation
Alignment tape ZR5-1/1P rewound in advance.
ZR5-1 : for NTSC
ZR5-1P : for PAL
Procedures
STEP 1
1. On the menu of maintenance mode, set as follows:
A1: RF ADJUST
A10: A11-A17 ADJUST
2. Insert alignment tape ZR5-1/1P into this unit.
3. Press the SET button (or switch S300 on the SS board)
to initiate the adjustment.
4. If no abnormality is found after all the adjustments are
completed, the "Adjust Complete" message is
displayed on the monitor screen.
5. Press the MENU button (or switch S301 on the SS
board) to return to the RF ADJUST MODE menu
screen.
STEP 2
1. Save adjustment data.
2. On the menu of maintenance mode, set as follows:
A1F: NV-RAM CONTROL
3. Execute SAVE ALL ADJUST DATA.
6-8
RF ADJUST MODE
A10:A11-A17 ADJUST
Set alignment tape
and push SET button.
(2) Insert alignment tape
(3) SET or S300
RF ADJUST MODE
A10:A11-A17 ADJUST
A11:PLAY PLL
Adjusting ...
RF ADJUST MODE
A10:A11-A17 ADJUST
Adjust Complete
Adjustment completed
(4) MENU or S301
*A1F:NV-RAM CONTROL
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