UNC/WN5/FN5/DN5
40838301TH Rev.1
A3 - 45
Figure A3.4.4 Block Diagram of DN5
CN2
TEL1
S1-1~2
TEL2
CN1
8
SR
CML
RL
2
7
2
Loop
Current
Detection
LPF
16 KHz
OH1
RL
1
P
RL4
PBXE
LINE
AR
1
RL
7
IC
2
F
F
C
1
I
IC
1
D
J
S1-4
S4-1~2
C31
C
R590
C
11
T
1
E
B
RL
3
MUTE
DB1
IC5
IC7
90
DP
MUTE
DC
circuit
4
3
5
G
S4-3, 4
M
IC501
1/2
S4-7, 8
S4-5, 6
IC501
2/2
N
IC502
LPF
16 KHz
R
Rp
S
RI
OH2
Impedance
matching
NT
Receiving
sensitivity
Adj
L
L7, L8,
C7, C507, C9
6
(1/2)
CN2
(2/2)
TEL
arresters
OFF-HOOK
Detector
Ring
Detector
OH1
OH1
to Modem
A
RL6
PP
O
CN3
K
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...