![Nokia 7370 Скачать руководство пользователя страница 132](http://html.mh-extra.com/html/nokia/7370/7370_service-manual_253650132.webp)
Loop test
Input terminal Output
terminal
Path
gain
[dB]
(fixed)
Input
voltag
e
[mVp-
p]
Differen
tial
output
voltage
[mVp-p]
Outpu
t DC
level
[V]
Outp
ut
curre
nt
[mA]
External Mic to External
Earpiece
XMICP and GND
HSEAR R P,
HSEAR R N
and GND
-2.9
1000
720
1.2
NA
HSEAR P,
HSEAR N and
GND
XMICN and GND
HSEAR R P,
HSEAR R N
and GND
HSEAR P,
HSEAR N and
GND
External Mic to Internal
Earpiece
XMICP and GND
EarP and GND -4.5
1000
600
1.2
NA
EarN and
GND
XMICN and GND
EarP and GND
EarN and
GND
External Mic to Internal
handsfree
XMICP and GND
B2102 pads
-5
1000
560
0
25m
A
(calc
.)
XMICN and GND
B2102 pads
Internal Mic to External
Earpiece
B2100 (OUT/
GND)
HSEAR R P,
HSEAR R N
and GND
22.7
100
1360
1.2
NA
HSEAR P,
HSEAR N and
GND
HSEAR R P,
HSEAR R N
and GND
HSEAR P,
HSEAR N and
GND
RM-70
Nokia Customer Care
BB Troubleshooting and Manual Tuning Guide
Page 6 –24
COMPANY CONFIDENTIAL
Issue 1
Copyright © 2005 Nokia. All rights reserved.
Содержание 7370
Страница 183: ...8 System module Nokia Customer Care Issue 1 COMPANY CONFIDENTIAL Page 8 1 Copyright 2005 Nokia All rights reserved ...
Страница 207: ...9 Schematics Nokia Customer Care Issue 1 COMPANY CONFIDENTIAL Page 9 1 Copyright 2005 Nokia All rights reserved ...
Страница 221: ...Glossary Nokia Customer Care Issue 1 COMPANY CONFIDENTIAL Page Glossary 1 Copyright 2005 Nokia All rights reserved ...