Panasonic CF-29CRKGZKM Service Manual - Page 17

5.5. Error Messages and Troubleshooting The table below explains the parts that may be faulty or damaged should an error message occur while performing the various test items of the self diagnostics program. Test classification Screen display test items 1 CPU A20 GATE TEST 2 (CPU related) CACHE ON/OFF 3 NPU OPERAND TEST 4 RAM (Memory related) RAM STANDARD 5 CONTROL DMA PAGE REG TEST 6 (Control ICs on the DMA REGISTER TEST 7 main board, etc.) DMAC Transfer TEST 8 PIC HALT INSTRUCTION TEST 9 PIC REGISTER TEST 10 RTC CMOS RAM TEST 11 12 SPEAKER TEST 13 PIT CH0 TEST 14 PIT CH1 TEST 15 PIT CH2 TEST 16 IO KEYBOARD REG TEST 17 (Input-output) PS/2 MOUSE REG 18 COMMUNICATION SERIAL WRAP TEST 19 SERIAL ALL INTERNAL TEST 20 PARALLEL REGISTER R/W AUX PCIC ALL TEST 21 (Auxiliary functions) Card Bus REG USB REG 22 VIDEO VGA ALL TEST 23 (Display related) SVGA RAM TEST 24 VESA MODE TEST 25 DISK FD WT/RD/WP TEST 26 (FDD, HDD) HDD ALL TEST 27 UNIQUE ECP REGISTER R/W 28 (Individual functions) EPP REGISTER R/W 29 EXT. CMOS R/W TEST Contents Address 20 line Cache memory on/off Floating point processor function Memory standard DMA page register DAM register DAM transfer test Interrupt controller Interrupt controller Real time clock CMOS Speaker Interrupt timer CH0 Interrupt timer CH1 Interrupt timer CH2 Keyboard Mouse Serial loop back (jig required) Serial port Parallel register PCIC Card Bus port USB port VGA SVGA RAM VESA mode FD write/read/write protection Only HDD lead selected Parallel port Parallel port Extension CMOS R/W test 5-4