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3-1. General Information for Electrical Adjustment
3-1-1. Equipment Required
Tools
. Extension board
EX-647 assembly
. Extension board
EX-648 assembly
. Extension board
EX-649 assembly
Measurement equipment
. Oscilloscope
. Frequency counter
. Audio oscillator
. NTSC signal generator
. PAL signal generator
. NTSC waveform/vector monitor
. PAL waveform/vector monitor
. Audio level meter
. Digital audio level meter
. Personal Computer
3-1-2. Content of Nonvolatile Memory
The MAV-70 incorporates the nonvolatile memory and the memory backed up by a battery. Perform the
operation below during board replacement and memory replacement.
AD-156 board
IC106 (EEPROM)
Contents :
Operation after board replacement : Not required.
Operation after IC106 replacement : IC106 cannot be replaced independently. If IC106 is defective,
CCM-37 board
IC105 (EEPROM)
Contents :
Operation after board replacement : Ethernet address setting
Operation after IC105 replacement : Ethernet address setting
DA-134 board
IC106 (EEPROM)
Contents :
Operation after board replacement : Not required.
Operation after IC106 replacement : IC106 cannot be replaced independently. If IC106 is defective,
MAV-70
Section 3
Electrical Alignment
A-8321-004-A (For SPG-15 board)
A-8321-005-A (For PU-102 board)
A-8321-006-A (For SY-253 and option board)
Tektronix 2465 or the equivalent
Advantest TR5821AK or the equivalent
Tektronix SG-5010 or the equivalent
Tektronix 1410 or the equivalent
Tektronix TSG-170A or the equivalent
Tektronix 1411 or the equivalent
Tektronix TSG-271 or the equivalent
Tektronix 1780R or the equivalent
Tektronix 1781R or the equivalent
Hewlett Packard HP3400A or the equivalent
Audio Precision PORTABLE ONE DUAL DOMAIN or the equivalent
IBM-PC compatible computer
(installed with Windows 95 or Windows 98)
Adjustment data on AD-156 board
replace the whole board.
Ethernet address
Adjustment data on DA-134 board
replace the whole board.
3-1 (E)
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