This SRC might indicate a communications error.
Find the unit reference code in the following table. For more on the Failing Item column entries, see Table 2. Failing items details, which follows the reference code table below.
Table 1. (B022) Reference codes
| Reference Code | Description/Action Perform all actions before exchanging Failing Items | Failing Item |
|---|---|---|
| C200 | Communications controller task ended abnormally; type 1 | |
| C201 to C203 | I/O card Licensed Internal Code ended abnormally | |
| C240 | Receive CRC errors; threshold limit reached | |
| C241 | Short frame errors; limit reached | |
| C242 | Overrun error; threshold limit reached | |
| C243 | Underrun error; threshold limit reached | |
| C244 | Aborted frames received; threshold limit reached | |
| C250 | Number of frames retransmitted exceeded threshold limit | |
| C251 | Send sequence (Ns) count error threshold limit reached | |
| C255 | Set-asynchronous-balance-mode frame received in data mode | |
| C257 | Disconnect mode frame received when transmitting information | |
| C259 | Unsolicited disconnect mode frame with final set received |
UMN36 |
| C25C | Frame with an incorrect command field received |
UMN36 |
| C25D | Frame with an incorrect format received |
UMN36 |
| C25E | Frame with an incorrect NR count received | |
| C25F | I-frame with oversized data received | |
| C260 | Disconnect retry limit reached | |
| C261 | Frame reject type W received | |
| C262 | Frame reject type X received | |
| C263 | Frame reject type Y received | |
| C264 | Frame reject type Z received | |
| C269 | Frame with an incorrect format received | |
| C270 | Wrong command received by communications controller | |
| C274 | Number of stations greater than allowed in configuration | |
| C275 | I/O card LIC followed incorrect procedure | |
| C276 | Wrong command value received by communications IOP | |
| C277 | Wrong command received by communications controller | |
| C278 | Wrong command value received by communications IOP | |
| C279 | Wrong data length received by communications controller | |
| C27A | Wrong command value received by communications IOP | |
| C27C | I/O card Licensed Internal Code ended abnormally | |
| C27F | I-frame with oversized data received | |
| C281, C28B to C28C | Wrong command value received by communications IOP | |
| C290 | Wrong command value received by communications IOP | |
| C291 to C292 | Licensed Internal Code sent incorrect command values | |
| C293 | Licensed Internal Code sent incorrect command values | |
| C294 | Licensed Internal Code sent incorrect command values | |
| C295 | Wrong command value received by communications IOP | |
| C297 | Licensed Internal Code sent incorrect command values | |
| C298 | Licensed Internal Code sent incorrect command values | |
| C299 | I/O card LIC followed incorrect procedure | |
| C2A0, C2A2 | Wrong command value received by communications IOP | |
| C2A6 | Frame retry limit reached | |
| C2A7 | Error when assigning communications controller storage | |
| C2A9 | Communications controller storage not available | |
| C2AA | ISDN B-channel transmit hang | |
| C2AB | ISDN B-channel protocol mismatch detected | |
| C2C1 | OS/400 licensed program sent an incorrect configuration | |
| C2C2 | OS/400 licensed program sent an incorrect configuration | |
| C2C3 | OS/400 licensed program sent an incorrect configuration | |
| C2C4 | Configuration or OS/400 licensed program | |
| C2C5 | OS/400 licensed program sent an incorrect configuration | |
| C2C6 to C2C7 | OS/400 licensed program sent an incorrect configuration | |
| C2C8 to C2C9, C2CE to C2CF, C2D0 | OS/400 licensed program sent an incorrect configuration | |
| C2D7 to C2D8 | Licensed Internal Code sent incorrect command values | |
| C2D9 | Wrong command value received by communications IOP | |
| C2E0 | I/O card LIC followed incorrect procedure | |
| C2E1 | Licensed Internal Code sent incorrect command values | |
| C2E3 to C2EB | OS/400 licensed program sent an incorrect configuration | |
| D210 | Wrong command received by communications controller | |
| D212 to D213 | Wrong command value sent by OS/400 licensed program | |
| D216 | Wrong command value sent by OS/400 licensed program | |
| D219 | Wrong adapter type value sent by Licensed Internal Code | |
| D21A | Wrong slot number value sent by Licensed Internal Code | |
| D21C | Wrong command value sent by OS/400 licensed program | |
| D21D | Communications adapter card not installed | |
| D21E | ISDN channel already in use | |
| D230 | Channelized hardware error detected | |
| D233 | Error in I/O card Licensed Internal Code | |
| D234 | Error when releasing communications controller storage | |
| D235 | Error when assigning communications controller storage | |
| D236 | ISDN channel hardware not operational | |
| D240 to D241 | Error in I/O card Licensed Internal Code | |
| D244 | Error when releasing communications controller storage | |
| D245 | Error when assigning communications controller storage | |
| D246 | Error in I/O card Licensed Internal Code | |
| D247 | Wrong command value received by communications IOP | |
| D250 | Incorrect command used by I/O card Licensed Internal Code | |
| D251 | Error in I/O card Licensed Internal Code |
Table 2. Failing items details
| Failing Item | Description | Document Description |
|---|---|---|
| 74F1663 | Locally attached external cable | System Problem Analysis information |
| AJDG301 | Licensed Internal Code | See the service documentation for instructions. |
| IOA | Communications adapter card | Repair and Parts; removal and installation procedures |
| UMN36 | Remote data communications equipment | |
| UMU01 | ISDN physical interface | |
| UNM32 | Heavy workload on communications controller card | Communications Configuration |
| UNM36 | Network equipment | |
| UNM36 | Data link or remote data communications equipment | |
| UNU02 | Configuration problem in remote equipment | Communications Configuration |
| UNU31 | IDLCWDWSIZE value in the CRTLINIDLC command | Communications Configuration |
| UNU31 | IDLCCNNRTY value in the CRTLINIDLC command | Communications Configuration |
| UNU31 | THRS THRESHOLD value in the CRTLINIDLC command | Communications Configuration |
| UNU31 | IDLCRSPTMR value in the CRTLINIDLC command | Communications Configuration |
| UNU31 | BUFOVER value in the CRTLINIDLC command | Communications Configuration |
| UNU31 | BUFUNDER value in the CRTLINIDLC command | Communications Configuration |
| UNU31 | ABORTS value in the CRTLINIDLC command | Communications Configuration |
| UNU31 | IDLCFRMRTY value in the CRTLINIDLC command | Communications Configuration |
| UNU32 | IDLCWDWSIZE value in the CRTCTL____ command | Communications Configuration |
| UNU32 | IDLCCNNRTY value in the CRTCTL____ command | Communications Configuration |
| UNU32 | IDLCRSPTMR value in the CRTCTL____ command | Communications Configuration |
| UNU32 | ARTY IDLCFRMRTY value in the CRTLCTL____ command | Communications Configuration |