Audioaccess PX-600, Дополнение к руководству по обслуживанию

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[TITLE]
OCTOBER 27, 2000
[PART NUMBER]
PX-600 Field Repair Guide Page 9
Check keypad connections.
Check Data bus fuse on back panel.
Voltage between pins 1 & 4 should be
between 8 to 13 VDC. This non-
regulated and van be anywhere in this
range. polarity.
Change fuse w/ 1.5 amp slo-blo
MCI Green LED does not
indicate passing of code
sets because it is not
flashing. Check Data bus connection.
Check that MCI is receiving power
from Data bus.
Check outboard control systems
connection and polarity. (RS-232) Connect w/ correct polarity.
The RED indicator LED should be lit if there is power
at the MCI. Voltage between pins 1 & 4 should read
between 8 to 13VDC.
Insure correct connection and polarity from RS-232
connection.
MCI Red LED does not
light Check Data bus connection.
Check data bus voltage at head unit. Connect w/ correct polarity.
The RED indicator LED should be lit if there is power
at the MCI. Voltage between pins 1 & 4 should read
between 8 to 13VDC.