ATT Merlin Identifier Installation Administration Manual

Administering the MERLIN Identifier Database
44Changing the Administration Mode 

Troubleshooting
4
If you encounter a problem with MERLlN® Identifier, be sure to
look for possible causes in this chapter before calling the AT&T
Helpline or your AT&T Authorized Dealer.
Common problems
n
nMany common problems involve loose, physical
connections and loss of power. Be sure to check all
connections, switches, and outlets before calling for help.
If you do not get caller telephone numbers on the MERLIN
Identifier Display units, do the following:
—
—
—
Contact your local telephone company...

Troubleshooting
Power LED does not light on MERLIN Identifier Control Unit
n
n
n
n
n
n
n
nMake sure you are using the 9 volt 1 ampere power
transformer and not the 9 volt 200 milliampere power
transformer supplied with the MERLIN Identifier Display
units.
Make sure that the power cord is firmly seated in the
9V-DC port on the MERLIN Identifier Display unit.
MERLIN Identifier Display unit does not appear to have power
Make sure that the power cord is firmly seated in the
9V-DC port on the MERLIN...

Troubleshooting
Administrative PC does not communicate with the MERLIN
Identifier Control Unit
n
n
n
n
n
n
n
n
nVerify that the Administrative Mode switch is in the
“RS232 Admin” position.
Verify that you are using the correct adapters and
modular cords.
If using inside wiring to connect the PC to the MERLIN
Identifier Control Unit, verify that the correct inside wires
and jacks are being used.
Verify that you are using the correct PC serial port.
Verify your communication settings for the PC.
PC...

Troubleshooting
48Troubleshooting 

Technical Reference
A
MERLIN Identifier System
Record Formats
The MERLlN® Identifier system record formats use the fields that
follow:
Pis either
“-” for a non-Priority
record or “+” for a Priority record
AAAAAAAAAAAAAAAAthe caller name
NNNNNNNNNNthe caller telephone number
LLLL or LLthe four- or two-digit line number
MM/DDthe date of call (month/day)
HH:MMthe time of call (hour:minute)
TA for AM or P for PM
MERLIN Identifier Database Record Format
PAAAAAAAAAAAAAAAANNNNNNNNNN
Serial Printer Output Record...

Technical Reference
Serial Cable Pin Configurations
The following tables list the pin assignments for the RS232
adapters included with MERLIN Identifier system components.
Adapters are identified by their labels.
NOTE:
All modular cords supplied with the MERLIN Identifier system
components are polarized—other similar-looking modular cords
may not be compatible with the adapter pin configurations.
Serial Port Controller (RJ45-to-DB9)
RJ45 FemaleDB9 Male
RedPin 2
YellowPin 3
GreenPin 5
BlackPin 7
Serial...

Technical Reference
Serial Port PC (RJ45-to-DB25)
RJ45 Female
DB25 Female
RedPin 5
YellowPin 4
Green
Pin 3
BlackPin 2
Printer Port Controller—For Use with
Printer Only (RJ45-to-DB9)
RJ45 FemaleDB9 Female
Red
Pin 8
YellowPin 3
GreenPin 5
Serial Printer (RJ45-to-DB25)
RJ45 FemaleDB25 Male
RedPin 20
Yellow
Pin 3
Green
Pin 7
N/CPins 4, 5, 6, 8
Printer Port Controller (Serial Port Only) (RJ45-to-DB9)
RJ45 FemaleDB9 Female
RedPin 3
YellowPin 7
GreenPin 5
Serial Cable Pin Configurations
51 

Technical Reference
MERLIN Identifier
Command Reference
The following tables define the MERLIN Identifier system
administration commands and indicate whether a command is
only available for administering the MERLIN Identifier system by
the Administrative PC.
Main Menu Commands
CommandAdmin.Description
PC Only
D (Delete)NoDeletes the current database record.
E (Edit)NoDisplays the current database record
for editing.
F (First)NoDisplays the first record in the database.
H   (Help) or ?YesDisplays the...

Technical Reference
CommandAdmin.Description
PC Only
S (Search)NoFinds the next database record
containing a specified string of
characters.
T (Transfer)Yes
Displays the database Transfer Menu.
See “Transfer Subcommands.”
Z (SystemNo
Displays the System Parameter Menu.
Parameter)See “System Parameter
Subcommands.”
+ (plus)NoDisplays the next database record.
- (minus)NoDisplays the previous database record.
. (period)NoDisplays the current database record.
$ (dollar sign)NoDisplays the number of...