Panasonic CF-62 Service Manual page 55

| CF-6:
Source of Problem [Ref Page
Serial port failed. (F71)
Interrupt ID Write: xx Read: xx
RS232 Serial port failed. (F71)
Divisor Write: xox Read: 10x
Serial port data loopback failed. (F71)
Line & modem status: n1n2,n3n4
(Refer to the tables of loopback line status and
loopback modem status on page 6-28.)
RS232 Serial port data loopback failed. (F71)
Xmit: x Recv: xx
RS232 Serial port signal loopback failed. (F71)
Modem status: n3n4 Expected: n3'n4'
(n3n4: result by test. Refer to the table of modem
status on page 6-28. n3'n4': expected status.)
Serial port signal real loopback test failed. (F71)
Modem status: n3n4_ Expected: n3'n4'
(n3n4: Refer to the table of line status
on page 6-28.)
RS232 Serial port data real loopback test failed. (F71)
Line status : n1n2
(nin2: Refer to the table of line status
on page 6-28.)
RS232 Serial port data real loopback test failed. (F71)
Xmit: xx Recv: xx
RS232 Data real loopback transmit failed. (F71)
Line status: n1n2
(n1in2: Refer to the table of line status
on page 6-28.)
RS232 Data real loopback interrupt request failed. (F71)
Line status: n1n2
(n1n2: Refer to the table of line status
on page 6-28.)
RS232 Data real loopback receive failed. (F71)
Line status: n1n2
(n1n2: Refer to the table of line status
on page 6-28.)
Test Item
Serial Port Test
Register test
Internal loopback test
External loopback test
Parallel Port Test
Printer Out Test
Time -out error occurred with parallel printer. (F72)
BIOS status:n1n2 Character: xx
PPA \/O error occurred with parallel printer. (F72)
BIOS status: n1n2 Character: xx
PPA Paper end occurred with parallel printer. (F72)
BIOS status: n1n2 Character: xx
(n1n2 is a printer BIOS error status listed
on page 6-29. xx is the character sent to the printer.)
Parallel port interrupt request failed. (F72)
Main P.C.B.
External Loopback test
PPA Parallel port signal real loopback test failed. (F72) Main P.C.B.
Status: xx Expected: xx