Sony DNW-A75 Maintenance Manual page 33

Switches
Ref. No. Bit Name
S100 REEL POSITION
S101 1 FLASH MEMORY
2 ANA AUTO-TRACKING
3 ANA DISABLE
4 SV ERR DISABLE
S1100 1 EXTENDED MENU
2 MAINTE MODE ACCESS OFF (OPEN) : Not enter into the maintenance mode from the lower
3 —————
4 RS232C DEBUG
5-8 —————
S1101 MAINTE MODE START
S1102 nNever change the settings of the S1102 switch since each switch is set according to the characteristics of the unit.
But set this switch according to each unit when replacing the board.
1, 2 —————
3-6 Model ID
7 J/UC
8 525/625
S1900 1-8 —————
S2100 1-8 —————
S2700 DE-DISTORTION
S2701 1 —————
2 DT MODE
3-8 —————
DNW-A75/A75P
Description
Press this switch when changing the reel position.
This switch does not operate in the state of installing the cassette compertment.
nDo not change the setting of this switch during installation.
Select the operation mode of flash memory.
OFF (OPEN) : Normal mode
ON (CLOSE) : Writing mode
Select whether to enable auto tracking operation or not during playing
back the tape recorded based on the Betacam/Betacam SP format.
OFF (OPEN) : Not operate (The tracking is controlled using RV100.)
ON (CLOSE) : Operates
n The Betacam SX tape playback is carried out by non-tracking operation.
Select whether to prohibit analog Betacam tape playback or not.
OFF (OPEN) : Enable
ON (CLOSE) : Disable
n Do not change the setting of this switch during installation.
This switch selects whether to disable the detection of a malfunctional
error in a servo circuit.
OFF (OPEN) : Enable (normal)
ON (CLOSE) : Disable
OFF (OPEN) : Not display the extended menu of the setup menu
ON (CLOSE) : Displays the extended menu of the setup menu
control panel
ON (CLOSE) : Enters into the maintenance mode from the lower control panel
Factory use
OFF (OPEN) : RS-232C connector is for ISR
ON (CLOSE) : RS-232C connector is for debug
Factory use
Press this switch when starting the maintenance mode.
Factory use
DNW-A75/A75P
3: OFF
4: OFF
5: OFF
6: OFF
Settable when pin No.8 is OFF.
OFF (OPEN) : Japan model
ON (CLOSE) : Except Japan model
OFF (OPEN) : 525/60 model
ON (CLOSE) : 625/50 model
Factory use
Factory use
Press this switch when distorting
Factory use
OFF (OPEN): DT ON
ON (CLOSE): DT OFF
Factory use
1-10. Switch and Shorting Plug Settings on PC Boards
TTV 4075 N/P
ON
OFF
OFF
OFF
DNW-A75/TTV 4075N: OFF (OPEN)
DNW-A75P/TTV 4075P: ON (CLOSE)
Factory setting
—————
OFF (OPEN)
OFF (OPEN)
OFF (OPEN)
OFF (OPEN)
OFF (OPEN)
OFF (OPEN)
OFF (OPEN)
OFF (OPEN)
OFF (OPEN)
—————
OFF (OPEN)
7
ON (CLOSE)
OFF (OPEN)
OFF (OPEN)
—————
OFF (OPEN)
OFF (OPEN)
OFF (OPEN)
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