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4.
Select "HD 74 MHz VCO".
Menu hierarchy
[M1 : ADJUST]
[A2 : AUDIO/VIDEO/BATTERY]
[A23 : CP VR]
[HD 74MHz VCO]
[SD 27MHz VCO]
The HD 74 MHz VCO ADJUST menu appears.
MAINTENANCE MENU
M1:ADJUST
A2:AUDIO/VIDEO/BATTERY
A23:CP VR
HD 74MHz VCO
SD 27MHz VCO
5.
Perform the adjustment by rotating the [PUSH SET] knob so that a frequency counter reading satisfies the
specification.
Measurement Point: TP2800/HPR-55 board
Specification: 74.1758 ±0.0001 MHz
HPR-55 board (side B)
6.
Press the [MENU] button to return to the MENU screen.
7.
Press the [F1 (RETURN)] button.
8.
Select "A2F: NV-RAM CONTROL" by rotating the [PUSH SET] knob, and press the [PUSH SET] knob.
MAINTENANCE MENU
M1:ADJUST
A2:AUDIO/VIDEO/BATTERY
A20:VPR VR
A23:CP VR
A27:APR VR
A2E:BATTERY
A2F;NV-RAM CONTROL
9.
Select "SAVE ALL ADJUST DATA" by rotating the [PUSH SET] knob, and press the [F5 (SAVE)] button to save
the adjustment data.
MAINTENANCE MENU
NV-RAM CONTROL
SAVE ALL ADJUST DATA
ALL DATA PREVIOUS
EXECUTE : SAVE KEY
TO MENU : MENU KEY
10. Change "013: SYSTEM FREQUENCY SELECT MENU" setting to "1080/50i". (Refer to step 2)
PDW-HD1550
MAINTENANCE MENU
HD 74MHz VCO ADJUST
80
PRESET : 80
INC/DEC : CTRL.KNOB
TO MENU :
TP2800
(HEX)
MENU KEY
8-3
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