3-2
DNW-A75/A75P
Error messages are described on Section 3-2 in the order of list.
Error List
Code Message Page Description
on time data display area
_ NO COMMUNICATION 3-4 Abnormality in the interface between the lower control panel (KY-438 board) and SYS1 CPU
(SS-83 board) is detected in the lower control panel side.
01 REEL TROUBLE 3-4 Tape slacking is detected in the threading or unthreading operation.
02 REEL TROUBLE 3-5 Tape slacking or tape breaking is detected in the SEARCH, FF, or REW mode.
03 REEL TROUBLE 3-6 Tape slacking, tape breaking, or supply or take-up reel locking is detected in the REC or PLAY
mode.
04 REEL TROUBLE 3-7 A malfunctional tape transport speed is detected in the FF or REW mode.
05 REEL TROUBLE 3-7 The malfunctional operation of the supply or take-up reel is detected during cassette insertion.
06 TAPE TENSION 3-8 Excessive tape tension is detected in the REC or PLAY mode.
07 CAPSTAN TROUBLE 3-8 Malfunction of capstan motor is detected.
08 DRUM TROUBLE 3-9 Malfunction of drum motor is detected.
09 TH/UNTH MOTOR 3-9 Malfunction of threading or unthreading operation is detected.
0A THREADING 3-10 It is detected that the tape top processing is not completed in the threading mode.
10 HUMID 3-10 Dew condensation is detected.
11 TAPE T/E SENSOR 3-11 The tape top and tape end are detected simultaneously.
12 TAPE TOP SENSOR 3-11 Malfunction of tape top sensor is detected.
13 TAPE END SENSOR 3-12 Malfunction of tape end sensor is detected.
14 FAN MOTOR 3-13 Malfunction of cooling fan motor is detected.
20 CASS COMP MOTOR 3-14 Malfunction of cassette compartment-up or down operation is detected.
21 REEL SFT MOTOR 3-14 Malfunction of movement of the reel table corresponding to the cassette size is detected.
22 REEL POS SENSOR 3-15 The L-cassette and S-cassette positions of the reel table are detected simultaneously.
23 THRED RING SENS 3-15 The thread end and unthread end states of the threading ring are detected simultaneously.
92 INTERNAL I/F 1 3-16 Abnormality in the interface between SYS1 CPU (on SS-83 board) and other CPU/MPU is
detected.
93 CPU INITIALIZE ERROR 3-17 Abnormality in the interface between SV CPU (on SS-83 board) and DT MPU (on SS-83
board) or DRUM MPU (on SS-83 board) is detected.
95 OTHERS NV-RAM ERROR 3-17 Abnormality operation of an NV-RAM on RM-179/190 board is detected.
96 SY NV-RAM ERROR 3-18 The abnormal operation of an NV-RAM (on SS-83 board) for the system control system is
detected.
97 SV NV-RAM 3-19 The abnormal operation of an NV-RAM (on MS-58 board) for the servo system is detected.
98 RF NV-RAM ERROR 3-19 The abnormal operation of an NV-RAM (on EQ-75, DM-89, or TBC-23A board) for the RF
system is detected.
99 INTERNAL I/F 2 3-20 Abnormality in the interface between SYS2 CPU (on SS-83 board) and SERVO CPU (on SS-
83 board) or MPU (on EQ-75, DM-89, TBC-23A, or SDI-41 board) or FL (level meter module)
is detected.
3-1. Overview of Error Message
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