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[LINCDMP1 [SCAN THE TAPE ON [UNIT 1U AND COUNT [THE BAD BLOCKS. [PUT THE BAD BLOCK [NUMBERS AT 1400 [ [SENSE SWITCH 0 WILL [TERMINATE THE SCAN [ [ 1U=u $1 JMP 20 $20 LDA i 4|0 STC 1F SET i 12 0 [BAD COUNTER SET i 13 1400-1 SET i 14 -1000 SET i 15 RCG SET i 16 7300 LDA i 4|0 STC 1B [ #1A SNS i 0 JMP 1C [ SKIP CHECK RDE i 1U #1B 4|0 AZE JMP 1E LDA i 1 ADM 1B XSK i 14 JMP 1A CHK 1U 0 [REWIND JMP 1C [DUMP [ [ #1E LDA 1B BCL i 7000 STA i 13 XSK i 12 JMP 0 [RTN HLT [CANT HAPPEN #1C LDA [BAD CNT 12 AZE #1I HLT [ # BAD BLKS [ [ AFTER A GOOD OR BAD [ FIRST PASS, RESET [THE ERROR PTRS [AND SEND ALL BLOCKS [ TO THE TTY LDA 12 AZE i JMP 1L COM STC 12 SET i 13 1400-1 STA i 13 XSK i 12 JMP p-2 #1L SET i 12 0 SET i 13 1400-1 [NOW DUMP TAPE IN [ GROUPS OF 4 BLOCKS SET i 14 -200 [128 GROUPS OF 4 #1D RDE i 1U #1F 4|0 AZE JMP 3A LDA 1F ADA i 1001 STC 1H RDE i 1U #1H AZE JMP 3B LDA 1H ADA i 1001 STC 1J RDE i 1U #1J AZE JMP 3C LDA 1J ADA i 1001 STC 1K RDE 1U #1K AZE JMP 3D [ UPPER MEMORY IS FULL SET i 13 4|3777 #1G LDH i 13 ROL 1 BSE i 1200 JMP 2S LDA 13 AZE JMP 1G LDA i 4 ADM 1F XSK i 14 JMP 1D CHK 1U 0 [ CHECK FOR FUZZY [ BLOCKS DURING [ TAPE DUMP LDA 12 AZE i JMP 15 [RTN TO LAP #3I HLT [EXAMINE A REG [ AND 1400 TO REVIEW [ BADLY DUMPED BLKS JMP 15 [ RTN JMP 15 [RTN TO LAP [ [ [ [SEND ONE CHARACTER #2S SET 17 0 STC 2T SET i 11 -12 [10 BIT CODE #2A RTA [PRESERVE R #2B BCL i #2C 1 SRO i #2T TT CODE ADD 2C [ 1 ATR [SEND NOP NOP XSK i 11 JMP 2B JMP 17 [ [HANDLE ERROR BLKS [RETRY 10 TIMES #3A SET 17 0 LDA 1F JMP 3E #3B SET 17 0 LDA 1H JMP 3E #3C SET 17 0 LDA 1J JMP 3E #3D SET 17 0 LDA 1K [ [ #3E SET i 11 -10 STA 3G STC 3H #3F RDE i 1U #3G QN,BN BAD BLK AZE i JMP 17 [GOOD XIT XSK i 11 JMP 3F [RETRY [FAILED [READ IT ANYWAY RDE i 1U #3H QN,BN AZE i JMP 17 [GOOD XIT XSK i 12 NOP LDA 3G BCL i 7000 STA i 13 JMP 17 [BACK TO DUMP [ [ $1400 [ERROR BLKS #4X 0 0 0 0 0 0 0 0