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Panasonic JS-170FR Series Service Manual Manual pdf 3 page image

Panasonic JS-170FR Series Service Manual

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Contents
  1. Table Of Contents
  2. Table Of Contents
  3. OVERVIEW
  4. Specifications
  5. customer display
  6. Memory Map
  7. I/O Port Map
  8. Interrupt Level
  9. Pin assignments
  10. cash drawer
  11. ide interface
  12. Description of Operation
  13. Description of Main PCB Circuits
  14. FW82371EB Pin Assignment
  15. RTC (Real Time Clock) circuit
  16. IDE interface
  17. USB interface
  18. Main RAM circuit
  19. BIOS ROM
  20. IT8673F circuit
  21. IT8673F Pin Assignment
  22. Serial port (COM1, 2)
  23. Parallel port interface circuit
  24. FDD interface circuit
  25. Keyboard controller circuit
  26. PS/2 mouse controller circuit
  27. Serial port (COM3, 4)
  28. VGA circuit (Refer to the page 4-4.)
  29. SM710 Pin Assignment
  30. LCD interface circuit (Refer to the page 4-4.)
  31. Back-Lite control circuit
  32. CRT interface
  33. Piezoelectric buzzer circuit
  34. Hardware reset circuit
  35. Clock
  36. ethernet interface circuit
  37. touch panel interface circuit
  38. magnetic card reader interface circuit
  39. cash-drawer interface circuit
  40. customer display interface
  41. power on/off circuit
  42. gatearray (µpd65884gm-019-bed) (refer to the page)
  43. optional interface (refer to the page 4-5 cn)
  44. test program and power supply check
  45. oscillation frequency check
  46. backup function check
  47. bios setup
  48. method of diagnostic program starting
  49. execution of diagnostic services
  50. materials for reference
  51. body block
  52. body block replacement parts list
Panasonic JS-170FR Series Service Manual Manual pdf 3 page image
WARNINGThis service information is designed for experienced repair technicians only and is not designed for useby the general public. It does not contain warnings or cautions to advise non-technical should bepotential dangers in attempting to service a product. Products powered by electricity should beserviced or repaired only by experienced professional technicians. Any attempt to service or repair theproduct or products dealt with in this service information by anyone could result in serious injury ordeath.Design and specifications are subject to change without notice.Caution(1) High voltage is applied to inverter transformer, cable and capacitor on the backlight PCB and backlight connector shown inFig. 1 below.Do not touch those parts without switching off JS-170FR, expect for probes of oscilloscope or tester for testing or repairingpurpose only.Fig.1Do not touch the parts within this spot,without switching off JS-170FRLCD UnitBacklight PCB Assy(2) High voltage (230 V DC) is applied to heat sink (indicated by arrow) on Power Supply PCB Unit shown in the Figure below.Do not touch this part without switching off JS-170FRDo not touch the parts within this spot,without switching off JS-170FRPower Supply PCB Unit
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This manual is suitable for:
JS-170FR SeriesJS-170FR-A20JS-170FR-A22JS-170FR-A23JS-170FR-A24JS-170FR-A25JS-170FR-C24JS-170FR-C25JS-170FR-E20JS-170FR-E21JS-170FR-E22JS-170FR-E23JS-170FR-E24JS-170FR-E25JS-170FR-F22JS-170FR-F23JS-170FR-F24JS-170FR-F25JS-170FR-G20JS-170FR-G21JS-170FR-G22JS-170FR-G23JS-170FR-G24JS-170FR-G25JS-170FR-S20JS-170FR-U20JS-170FR-U21JS-170FR-U22JS-170FR-U23JS-170FR-U24JS-170FR-U25JS-170FR-W20JS-170FR-W22JS-170FR-W23JS-170FR-W24JS-170FR-W25
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