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687200Q
Service Manual
6-37
12. MCU
↔
CONTROL PANEL
Signal Name
Description
RD DATA
Data line for reading the information on the keys from the Control
Panel (serial signal)
/WR DATA
Data line for writing the display data for the LCD and LEDs on the
Control Panel (serial signal)
CLK
Synchronization signal for the data transmission
/LCD EN
Enable signal for selecting the LCD (LOW level when selecting the
LCD, and HIGH level when not selecting the LCD)
/SW EN
Enable signal for selecting the Switches (LOW level when selecting
the Switches, and HIGH level when not selecting the Switches)
/LED EN
ENABLE signal for selecting the LEDs (LOW level when selecting the
LEDs, and HIGH level when not selecting the LEDs)
CH OL
Signal for selecting a register in the LCD controller (LOW level when
selecting the Data Register and HIGH level when selecting the
Instruction Register)
ESS RESET
Reset signal for the Control Panel (normally HIGH level, and LOW
level when resetting the Control Panel)
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
P/J32
P/J33
/RD DATA
CLK
/SM EN
CH DL
5V
/WR DATA
/LCD EN
/LED EN
/ESS REST
SG
MCU
CONTROL PANEL
SAS617XA
Summary of Contents for DR N17
Page 1: ...DVHU 3ULQWHU 3 1 6HUYLFH 0DQXDO Code 687200Q 00 September 1999...
Page 3: ......
Page 6: ...iv 687200Q 1 2...
Page 8: ...vi 687200Q This page intentionally blank...
Page 12: ...687200Q Service Manual 1 2...
Page 16: ...2 2 687200Q...
Page 24: ...3 2 687200Q...
Page 26: ...3 4 687200Q PL 1 Covers I S S 2 1 S S 6 S KL S 3 5 S S S 4 S S SAS301FA...
Page 28: ...3 6 687200Q PL2 Covers II wsm3 07 7 8 13 4 3 2 5 9 11 S 1 with 2 11 12 6 10 SAS302FE...
Page 30: ...3 8 687200Q PL 3 Paper Tray 3 2 7 6 5 4 8 S S S 1 with 2 S S SAS303FB...
Page 32: ...3 10 687200Q PL 4 Paper Transportation I...
Page 36: ...3 14 687200Q PL 6 Paper Transportation III 2 S S S S 1 1 with 2 S SAS306FC...
Page 44: ...3 22 687200Q PL 10 Electrical Module I with Top Cover 2 4 3 S S 1 SAS310FB 5...
Page 48: ...3 26 687200Q 3 2 6 4 5 1 PL 12 System Controller...
Page 54: ...4 4 687200Q...
Page 190: ...5 78 687200Q This page intentionally left...
Page 193: ...687200Q Service Manual 5 81 Figure 5 5 1 2 Printer Data Label and Serial Number Plate...
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Page 206: ...6 12 687200Q This page intentionally blank...
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Page 243: ...687200Q Service Manual 6 49 This page intentionally blank...
Page 248: ...6 54 687200Q Notes...
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Page 366: ...8 4 687200Q Figure 8 1 1 1 2 Paper Tray SAS214F...
Page 369: ...687200Q Service Manual 8 7 Figure 8 1 3 1 2 Tray W D H SAS217F...
Page 421: ...687200Q Service Manual 9 21 Replacement Perform the removal steps in reverse order...
Page 447: ...687200Q Service Manual 10 5 This page intentionally blank...
Page 476: ...10 34 687200Q Notes...
Page 492: ...11 16 687200Q Figure 11 3 7 1 Top Cover Removal FRONT 1 2 3 4 J230 J230 J231 J231 SAS4CAFA...
Page 518: ...Spare parts catalogue 687200Q DP N17 WITH OPTION SPARE PARTS CATALOGUE FROM SERVICE MANUAL 1...
Page 521: ...3 4 687200Q PL 1 Covers I S S 2 1 S S 6 S KL S 3 5 S S S 4 S S SAS301FA...
Page 523: ...3 6 687200Q PL2 Covers II wsm3 07 7 8 13 4 3 2 5 9 11 S 1 with 2 11 12 6 10 SAS302FE...
Page 525: ...3 8 687200Q PL 3 Paper Tray 3 2 7 6 5 4 8 S S S 1 with 2 S S SAS303FB...
Page 527: ...3 10 687200Q PL 4 Paper Transportation I...
Page 531: ...3 14 687200Q PL 6 Paper Transportation III 2 S S S S 1 1 with 2 S SAS306FC...
Page 539: ...3 22 687200Q PL 10 Electrical Module I with Top Cover 2 4 3 S S 1 SAS310FB 5...
Page 543: ...3 26 687200Q 3 2 6 4 5 1 PL 12 System Controller...
Page 555: ......
Page 556: ...Spare parts catalogue 687200Q A 1 GENERAL CODES INDEX DP N17...