UNC/WN5/FN5/DN5
40838301TH Rev
.1
A3 - 42
Figure A3.4.3 Block Diagram of FN5
TEL1
TEL2
T
RL7
F
IC
2
F
IC
1
D
SR
8
RL2
RL1
CML
S
AR
1
, AR
2
arresters
CN26/CN36
(F) (UK)
CN26, CN36
MUTE
IC
7
R
Q1, Q2
Q3
4
H
0
9
DBI
DP
IC5
IC
6
Q
C
11
C
31
R
590
RL3
T
1
C
E
MUTE
FICC
Receiving
sensitivity
Adj
PP
A
G
S5-1, 2
6
Constant
current
DC
current
Impedance
matching NT
5
R
Rp
S
RI
OH2
to Modem
RL6
Ring Detector
B
3
7
1
Shunt
TEL
CN1
LINE
CN2
(1/2)
CN2
(2/2)
OFF-HOOK
Detector
CN3
S5-3 to 6
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...