Sharp ER-87SL Manuel de service Page 44
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- Table des matières
- MARQUE LIVRES
- SERVICE MANUAL 1
- ER-A450T 1
- CHAPTER 1. SPECIFICATIONS 2
- 3. Mode switch 3
- 4. Display 3
- 5. Specifications 3
- 6. Drawer 4
- 7. RS232 Interface 5
- ER-A6HS1 or 6
- LOCAL PURCHASE 6
- 2. Options (SHARP only) 7
- 3. Service options 7
- 4. Service tools 7
- 5. Supplies 7
- • Method 1 8
- • Method 2 8
- 1. Hard ware block diagram 9
- 2. Description of main LSI’s 10
- 2) Block diagram 11
- 3) Pin description 12
- 2-2. G.A (MPCA7) 13
- 2-3. CKDC8 16
- 2-4. TPRC1 (F258024PC) 17
- 2) Pin configuration 18
- 3) Block diagram 19
- 4) Pin description 19
- 2-5. OPC2 21
- 1) CPU (HD64151010FX) 24
- 2) CKDC8 oscillation circuit 24
- 5. Memory control 25
- 6. SSP circuit 27
- A19 A18 A17 A16 A15 A8 A7 A2 28
- 3) Print circuit 29
- 1) Power on sequence 29
- 2) Power off sequence 30
- 3) Key and switch scanning 30
- 4) DISPLAY CONTROL 30
- (Not used) 31
- Cashier code 31
- Key code 31
- XXXX 104 32
- 1 0 5 X 33
- 1 1 0 X 34
- 1 1 1 X 34
- 5 4 XXXX 35
- 7-SEGMENT DISPLAY: 36
- 4) Test termination 37
- CHAPTER 6. DOWN LOAD FUNCTION 38
- 4. Application specification 39
- 5. Data format 39
- 6. END record 39
- 7. Operational method 40
- 9. PC software utility 41
- 996 CA/AT 42
- CHAPTER 7. SERVICE PRECAUTION 43
- 1. MAIN PWB CIRCUIT DIAGRAM 44
- POWER SUPPLY(MAIN PWB) 44
- CPU(HD6415108) 45
- GATE ARRAY(MPCA7) 46
- FMC (NOT USED) 47
- OPTION MEMORY/OPT CN 49
- GATE ARRAY(TPRC1) 50
- DISPLAY DRIVER(CKDC8) 51
- KEY I/F(MAIN PWB) 52
- RS232C CIRCUIT DIAGRAM (OPC2) 53
- RS232C CONNECTOR (RSCN1) 54
- RS232C CONNECTOR (RSCN2) 55
- 2. MAIN PWB LAYOUT 56
- (2) SIDE B 57
- <FRONT LED PWB> 58
- <POP UP LED PWB> 58
- 4. FRONT DISPLAY PWB LAYOUT 59
- 5. POP-UP DISPLAY PWB LAYOUT 59
- 6. PS PWB CIRCUIT DIAGRAM 60
- 7. PS PWB LAYOUT 61
- PARTS GUIDE 62
- 1Exteriors 63
- 2 Keyboard unit 65
- NO. PARTS CODE 67
- DESCRIPTION 67
- RCP00366 68
- 6 RS232C PWB unit 71
- 7 PS PWB unit 71
- 8 Front LED PWB unit 71
- 9 Pop up LED PWB unit 71
- 10 Articles for consumption 71
- 11 Service route options 72
- PARTS CODE NO 73
- SHARP CORPORATION 76
- Information Systems Group 76
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