Honeywell HPM, Service

Page: 317 / 498

4 Fault Isolation
4.3 Fault Isolation Concepts
R688 HPM High-Performance Process Manager Service 317
December 2020 Honeywell
Table 58 Communications and Control Processor Hard Failure Codes
Error
Code
CPU Failure Mnemonic Description Corrective Action
(See Table 57)
002C
Both RD_BSLK
002D
Comm TB_CMTO UTBC command timeout 8, 6
002E
Comm TB_IF UTBC interface test failure 6
002F
Comm TB_LPBK UTBC internal loopback test failure 6
0030
Comm TB_RXI UTBC RX internal loopback test failure 6
0031
Comm TB_TXI UTBC TX internal loopback test failure 6
0032
Comm TB_RXE UTBC RX external loopback test
failure 8, 6, 11
0033
Comm TB_TXE UTBC TX external loopback test
failure 8, 6, 11
0034
Comm TB_MDFL Modem failure or command timeout 8, 6, 11
0035
Comm TB_INT UTBC interrupt test failure 6
0036
Comm TB_LSS UTBC line switch & silence detect 8, 6, 11
0037
Comm TB_TBCR UTBC minimum revision test failure 6
0038
Comm TB_TCLK UTBC timesynch clock test failure 6
0039
Comm TB_MJBR Modem jabber test failure 8, 6, 11
003A
Comm TB_MDCD UTBC message decoder test failure 6
003B
Comm TB_UM51 UM51 auxiliary latch test failure 7, 6
003C
Comm ROM_CKS ROM checksum comparison failure 6
003D
Both FACTMOD Unused on HPM Platform 1
003E
Both ASIC_REG ASIC Register accessibility test failure 6
003F
Both FV_EXC Force and verify exception test failure 6
0040
Comm PR_PCHK UTBC Private RAM parity circuitry test
failure 6
0041
Comm PR_PTRN UTBC Private RAM pattern test failure 6
0042
Comm PR_BW UTBC Private RAM byte/word decode
failure 6
0043
Comm GR_BWL Global RAM byte/word/long decode
failure 6
0044
Both LR_PCHK Local RAM parity circuitry test failure 6
0045
Both LR_BWL Local RAM byte/word/long decode
failure 6
0046
Comm GB_PCHK Global Bus parity circuitry test failure 7, 6, 11