40838301TH Rev.1
5 - 2
5.2.1 Confirmation Items
The clock frequency and power voltage of the machine are not possible to adjust in the field.
However, their measurement procedures are described here for confirmation of clock frequency
and each voltage.
1)
Clock Frequency
•
Measurement point:
E17 board; LC2-3 pin and ground terminal
•
Specification:
20.000 MHz
±
50 PPM
Note:
If the counter does not read with 20.000 MHz, replace with a new crystal oscillator
(X1).
2)
+5V DC Voltage (SUB)
•
Measurement point:
E17 board; CN16-1 pin and ground terminal
•
Specification:
+5V
±
4% (+4.5V to 5.2V)
3)
+5V DC Voltage
•
Measurement point:
E17 board; CN1-B12/A13/B13 pin and ground terminal
•
Specification:
+5V
±
4% (+4.5V to 5.2V)
4)
+8V DC Voltage
•
Measurement point:
E17 board; CN1-A14 pin and ground terminal
•
Specification:
+6.5V to 15V
5)
–8V DC Voltage
•
Measurement point:
E17 board; CN1-B14 pin and ground terminal
•
Specification:
–15V to –6.5V
6)
+30V DC Voltage
•
Measurement point:
E17 board; CN1-A15/B15 pin and ground terminal
•
Specification:
+24V to +45V
7)
Contact Image Sensor Output (SIG signal)
•
Measurement point:
E17 board; CN10-1 pin and ground terminal
•
Specification:
A waveform sample is shown below.
•
Test chart:
White sheet (A4 size)
1.0Vp-p
2.5ms
Summary of Contents for OKIFAX 5400
Page 7: ...40838301TH Rev 1 CHAPTER 1 GENERAL INFORMATION...
Page 46: ...40838301TH Rev 1 CHAPTER 2 INSTALLATION PROCEDURE...
Page 130: ...40838301TH Rev 1 CHAPTER 3 BRIEF TECHNICAL DESCRIPTION...
Page 138: ...40838301TH Rev 1 CHAPTER 4 MECHANICAL DISASSEMBLY AND REASSEMBLY...
Page 157: ...40838301TH Rev 1 CHAPTER 5 ADJUSTMENTS...
Page 162: ...40838301TH Rev 1 CHAPTER 6 CLEANING AND MAINTENANCE...
Page 189: ...40838301TH Rev 1 CHAPTER 7 TROUBLESHOOTING AND REPAIR FOR OKIFAX 5400...
Page 240: ...40838301TH Rev 1 CHAPTER 8 DIPSWITCHS SETTING TABLES...
Page 380: ...40838301TH Rev 1 D 2 SECTION 1 CABINET ASSEMBLY 5...
Page 382: ...40838301TH Rev 1 D 4 SECTION 2 CONTROL PANEL ASSEMBLY...
Page 384: ...40838301TH Rev 1 D 6 SECTION 3 PRINTER ASSEMBLY 51...
Page 387: ...40838301TH Rev 1 D 9 SECTION 4 BASE ASSEMBLY 30 37 36 39 40 5...
Page 390: ...40838301TH Rev 1 D 12 SECTION 5 SCAN UNIT...
Page 392: ...40838301TH Rev 1 D 14 SECTION 6 PAPER GUIDE U ASSEMBLY...
Page 394: ...40838301TH Rev 1 D 16 SECTION 7 CABLES 10 11 19 12 20 21...
Page 396: ...40838301TH Rev 1 D 18 SECTION 8 OPTION TELEPHONE US...
Page 399: ...40838301TH Rev 1 D 21 SECTION 8 OPTION TELEPHONE UK ITA NOR DEN BEL...
Page 402: ...40838301TH Rev 1 D 24 SECTION 8 OPTION TELEPHONE HOL GER FRA SWITZ AUT INT L...