Home
LG
Cell Phone
HB620
LG HB620 Service Manual
4
of 1
of 1 rating
203 pages
Give review
Manual
Specs
To Next Page
To Next Page
To Previous Page
To Previous Page
Loading...
- 131
-
5. DOWNLOAD
LGE Internal Use Only
Copyright ©
2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
• The status Ready is displayed when the application is ready for downloading. While the images are
transmitted from PC to the handset, a progressive bar (Red box) indicating the degree of
transmission of data is displayed.
HB620T
HB620T
HB620T
HB620T
HB620T
HB620T
HB620T
HB620T
HB620T
HB620T
HB620T
HB620T
HB620T
HB620T
HB620T
HB620T
HB620T
HB620T
HB620T
HB620T
HB620T
Z3X-BOX.COM
129
131
Table of Contents
Table of Contents
2
1 Introduction
4
Purpose
4
Regulatory Information
4
2 Performance
6
System Overview
6
Usable Environment
7
Radio Performance
8
Current Consumption
15
Rssi Bar
15
Battery BAR
15
Sound Pressure Level
16
Charging
17
3 Technical Brief
18
General Description
18
GSM Mode
20
UMTS Mode
23
LO Generation and Distribution Circuits
25
Off-Chip RF Components
26
Digital Baseband (DBB/MSM6280)
42
Subsystem(Msm6280)
44
Power Block
53
External Memory Interface
58
H/W Sub System
60
Feature List
71
4 Trouble Shooting
74
Power on Trouble
74
USB Trouble
76
SIM Detect Trouble
77
Key Sense Trouble (KEYPAD)
78
Keypad Backlight Trouble
80
Micro SD Trouble
82
Audio Trouble
83
Camera Trouble
94
Main LCD Trouble
98
Bluetooth Trouble
101
RF Component
103
Signal Path
104
Checking VCTCXO Block
106
Trouble Shooting 4.14 Checking Front-End Module Block
108
Default Chapter
108
Checking Front-End Module Block
108
Ant_Sel0
109
Ant_Sel1
109
Ant_Sel2
109
Umts_Tx_Rx
109
Dcs_Pcs_Tx
109
Egsm_Tx
109
Dcs_Rx2
109
Tp4 Vreg_Rf_Smps
110
Checking UMTS Block
111
Checking GSM Block
118
DVB-H/T Trouble
125
5 Download
128
Introduction
128
Downloading Procedure
128
Troubleshooting Download Errors
141
Caution
146
6 Block Diagram
147
GSM & UMTS RF Block
147
Interface Diagram
149
7 Circuit Diagram
152
8 BGM Pin Map
162
9 Pcb Layout
166
10 Calibration & Rf Auto Test (Hot Kimchi)
174
Usage of Hot-Kimchi
174
11 Exploded View & Replacement Part List
178
Exploded View
178
Replacement Parts
180
Mechanic Component
180
Main Component
183
Accessory
201
Other manuals for LG HB620
User Guide
346 pages
4
Based on 1 rating
Ask a question
Give review
Questions and Answers:
Need help?
Do you have a question about the LG HB620 and is the answer not in the manual?
Ask a question
LG HB620 Specifications
General
Brand
LG
Model
HB620
Category
Cell Phone
Language
English
Related product manuals
LG H810
133 pages
LG H410
412 pages
LG H830
133 pages
LG H815
218 pages
LG H930
539 pages
LG H871
173 pages
LG H850
92 pages
LG h320
190 pages
LG H918
186 pages
LG H502f
423 pages
LG H960A
224 pages
LG H440N
202 pages
To Next PageTo Next PageTo Previous PageTo Previous Page
Loading...
Need help?
General
