Oki OKIFAX 5950 Series Maintenance Manual page 162

CN2
(1/2)
TEL1
K
A
S1.1~2
TEL2
'
A
CN2
(2/2)
SR
8
"
A
TEL
CN1
1
LINE
AR , AR
1
arresters
MF 2-digit
special code
TEL
B
RL
7
F
F
OFF-HOOK
IC
2
Detector
IC
I SW
S1 - 3~6
Ring Detector
C31 R590
7
2
CML
Loop
Current
B
Detection
2
DB1 IC5
CML: ON
3
DP
D
1
SW
J
S4
Impedance
C
matching
E
NT
T1
C11
RL3 MUTE
9 IC7
0
MUTE
DC
Q3
circuit
4
SW S3
H
CN3
OH2
RI
5
G
CN15 ~
CN45
S
A
6
RL6
Receiving
RP
sensitivity
Adj
R
to Modem