Operating Instructions
Page 1
...Level 16 2.8 Charging 16 3. EXPLODED VIEW & REPLACEMENT PART LIST 189 11.1 EXPLODED VIEW 189 11.2 Replacement Parts TROUBLE SHOOTING 82 4.1 RF Component 82 4.2 SIGNAL PATH_UMTS RF 85 4.3 SIGNAL PATH_GSM RF 86 4.4 Checking VCTCXO Block 87 4.5 Checking Front-End Module Block 89 4.6 Checking UMTS Block 91 4.7 Checking GSM Block 96 4.8 Checking Bluetooth Block 102 4.9 Checking WLAN Block 104 4.10 Power ON Troubleshooting 108 4.11 Charger Troubleshooting 110 4.12 USB Troubleshooting 113 4.13 SIM Detect Troubleshooting 115 4.14 Camera Troubleshooting 117 4.15 Keypad Backlight...
...Level 16 2.8 Charging 16 3. EXPLODED VIEW & REPLACEMENT PART LIST 189 11.1 EXPLODED VIEW 189 11.2 Replacement Parts TROUBLE SHOOTING 82 4.1 RF Component 82 4.2 SIGNAL PATH_UMTS RF 85 4.3 SIGNAL PATH_GSM RF 86 4.4 Checking VCTCXO Block 87 4.5 Checking Front-End Module Block 89 4.6 Checking UMTS Block 91 4.7 Checking GSM Block 96 4.8 Checking Bluetooth Block 102 4.9 Checking WLAN Block 104 4.10 Power ON Troubleshooting 108 4.11 Charger Troubleshooting 110 4.12 USB Troubleshooting 113 4.13 SIM Detect Troubleshooting 115 4.14 Camera Troubleshooting 117 4.15 Keypad Backlight...
Operating Instructions
Page 3
... as specifically noted in substantial additional charges for programming and configuring the equipment to maintain telephone service. Incidence of toll fraud associated with the net work, the telephone company is faulty and possibly causing harm or interruption in its authorized agent. The user may make any remaining warranty. System users are responsible for training and service purposes -5- Changes in Service A local...
... as specifically noted in substantial additional charges for programming and configuring the equipment to maintain telephone service. Incidence of toll fraud associated with the net work, the telephone company is faulty and possibly causing harm or interruption in its authorized agent. The user may make any remaining warranty. System users are responsible for training and service purposes -5- Changes in Service A local...
Operating Instructions
Page 4
... Emissions This model complies with these are for training and service purposes F. Electrostatic Sensitive Devices ATTENTION Boards, which contain Electrostatic Sensitive Device (ESD), are indicated by the Following information is also grounded. • Use a suitable, grounded soldering iron. • Keep sensitive parts in this manual are used. • When returning system boards or parts like EEPROM to the factory, use the...
... Emissions This model complies with these are for training and service purposes F. Electrostatic Sensitive Devices ATTENTION Boards, which contain Electrostatic Sensitive Device (ESD), are indicated by the Following information is also grounded. • Use a suitable, grounded soldering iron. • Keep sensitive parts in this manual are used. • When returning system boards or parts like EEPROM to the factory, use the...
Operating Instructions
Page 5
... Video Call Camera Yes (Coin Type) Yes Yes Yes Yes (18 pin) Bluetooth, USB Push Type(+, -) Yes 18 Pin Copyright © 2007 LG Electronics. Only for training and service purposes -7- PERFORMANCE 2. All right reserved. Inc. 2. Bar type Handset 99.8 X 58 X 12.9 mm Under 92.5g (with 800mAh) Antenna LCD LCD Backlight Camera Vibrator LED Indicator MIC Receiver Earphone Jack Connectivity Volume Key External Memory I/O Connect Specification GSM900/1800/1900 and WCDMA2100 - LGE Internal Use...
... Video Call Camera Yes (Coin Type) Yes Yes Yes Yes (18 pin) Bluetooth, USB Push Type(+, -) Yes 18 Pin Copyright © 2007 LG Electronics. Only for training and service purposes -7- PERFORMANCE 2. All right reserved. Inc. 2. Bar type Handset 99.8 X 58 X 12.9 mm Under 92.5g (with 800mAh) Antenna LCD LCD Backlight Camera Vibrator LED Indicator MIC Receiver Earphone Jack Connectivity Volume Key External Memory I/O Connect Specification GSM900/1800/1900 and WCDMA2100 - LGE Internal Use...
Operating Instructions
Page 9
...Ton@DPCCH/Ior : -24 -> -18dB 7 Transmit OFF Power -56dBm(3.84MHz) 8 Transmit ON/OFF Time Mask ±25us PRACH,CPCH,uplinlk compressed mode ±25us 9 Change of TFC Power varies according to the data rate DTX : DPCH off (minimize interference between UE) 10 Power setting in uplink compressed ±3dB(after 14slots transmission gap) 11...@∆f=3.5~7.5MHz,1M -39-10*(∆f-7.5)dBc@∆f=7.5~8.5MHz,1M -49dBc@∆f=8.5~12.5MHz,1M Copyright © 2007 LG Electronics. All right reserved. LGE Internal Use Only Inc. Only for training and service purposes - 11 - 2.
...Ton@DPCCH/Ior : -24 -> -18dB 7 Transmit OFF Power -56dBm(3.84MHz) 8 Transmit ON/OFF Time Mask ±25us PRACH,CPCH,uplinlk compressed mode ±25us 9 Change of TFC Power varies according to the data rate DTX : DPCH off (minimize interference between UE) 10 Power setting in uplink compressed ±3dB(after 14slots transmission gap) 11...@∆f=3.5~7.5MHz,1M -39-10*(∆f-7.5)dBc@∆f=7.5~8.5MHz,1M -49dBc@∆f=8.5~12.5MHz,1M Copyright © 2007 LG Electronics. All right reserved. LGE Internal Use Only Inc. Only for training and service purposes - 11 - 2.
Operating Instructions
Page 14
... trickle charging time) • Full charging indication current (charging icon stop current) : 60 mA • Cut-off voltage : 3.20 V LGE Internal Use Only - 16 - 2. Copyright © 2007 LG Electronics. GSM : Power Level : 5 DCS/PCS : Power Level : 0 (Cell Power : -90 ~ -105 dBm) 13 -. Acoustic (Max Vol.) MS/Headset SLR : 8 ± 3dB MS/Headset RLR : -15 ± 3dB/-12dB (SLR/RLR : Mid-value setting) Specification 8 ±...
... trickle charging time) • Full charging indication current (charging icon stop current) : 60 mA • Cut-off voltage : 3.20 V LGE Internal Use Only - 16 - 2. Copyright © 2007 LG Electronics. GSM : Power Level : 5 DCS/PCS : Power Level : 0 (Cell Power : -90 ~ -105 dBm) 13 -. Acoustic (Max Vol.) MS/Headset SLR : 8 ± 3dB MS/Headset RLR : -15 ± 3dB/-12dB (SLR/RLR : Mid-value setting) Specification 8 ±...
Operating Instructions
Page 16
... and analog multiplexer circuit for training and service purposes One antenna collects base station forward link signals and radiates handset reverse link signals. These baseband outputs are shared with receive and transmit paths through their respective UMTS PAs. This versatile device integrates all wireless handset power management, general housekeeping, and user interface support functions into phase and amplitude components to...
... and analog multiplexer circuit for training and service purposes One antenna collects base station forward link signals and radiates handset reverse link signals. These baseband outputs are shared with receive and transmit paths through their respective UMTS PAs. This versatile device integrates all wireless handset power management, general housekeeping, and user interface support functions into phase and amplitude components to...
Operating Instructions
Page 25
...; Complete power management, housekeeping, and user interface functions for efficiently generating MSMC1, MSMC2, MSME, and PA supply voltages - Valid external supply attachment and removal detection - Supports unregulated (closed-loop) external charger supplies and USB supplies as keypad backlight, LCD backlight, camera flash, and general-purpose drivers Copyright © 2007 LG Electronics. Battery voltage detectors with programmable output voltages, implemented using three different...
...; Complete power management, housekeeping, and user interface functions for efficiently generating MSMC1, MSMC2, MSME, and PA supply voltages - Valid external supply attachment and removal detection - Supports unregulated (closed-loop) external charger supplies and USB supplies as keypad backlight, LCD backlight, camera flash, and general-purpose drivers Copyright © 2007 LG Electronics. Battery voltage detectors with programmable output voltages, implemented using three different...
Operating Instructions
Page 26
... level translators enable MSM device interfacing with an internal interrupt manager - Two-channel speaker driver with volume controlled 500 mW, each channel) - All right reserved. Configurable SBI (three-wire or single-wire) for controlled poweron sequencing, including the MSM device's reset signal - Vibration motor driver programmable from 1.2 to other peripherals - 3. Video (TV) amplifier allows use as a USB peripheral, or connecting the MSM device to 3.1 V in...
... level translators enable MSM device interfacing with an internal interrupt manager - Two-channel speaker driver with volume controlled 500 mW, each channel) - All right reserved. Configurable SBI (three-wire or single-wire) for controlled poweron sequencing, including the MSM device's reset signal - Vibration motor driver programmable from 1.2 to other peripherals - 3. Video (TV) amplifier allows use as a USB peripheral, or connecting the MSM device to 3.1 V in...
Operating Instructions
Page 29
...also in -band to -Rx isolation levels are specified over a number of -band rejection or attenuation . Passband ripple increases the receive or transmit insertion loss at a relatively high level. this fairly narrowband device is specified for the transmitter, and isolation between the PA and LNA... PA and LNA. the transmit channel power also leaks into the receive path, and must be controlled. • Return loss . It combines with typical return losses of this component is outside the receiver passband but at specific frequencies, creating performance variations across its ...
...also in -band to -Rx isolation levels are specified over a number of -band rejection or attenuation . Passband ripple increases the receive or transmit insertion loss at a relatively high level. this fairly narrowband device is specified for the transmitter, and isolation between the PA and LNA... PA and LNA. the transmit channel power also leaks into the receive path, and must be controlled. • Return loss . It combines with typical return losses of this component is outside the receiver passband but at specific frequencies, creating performance variations across its ...
Operating Instructions
Page 33
... enable TCXO shutoff. • Integrated USIM Controller for direct interface to USIM card • Software-controlled power management feature • Integrated Bluetooth 2.0 baseband processor for wireless connectivity to peripherals • High-speed, serial mobile-display, digital interface that optimizes the interconnection cost between the MSM device and the LCD panel • Receive chain diversity support for WCDMA, providing improved capacity and data throughput • USB...
... enable TCXO shutoff. • Integrated USIM Controller for direct interface to USIM card • Software-controlled power management feature • Integrated Bluetooth 2.0 baseband processor for wireless connectivity to peripherals • High-speed, serial mobile-display, digital interface that optimizes the interconnection cost between the MSM device and the LCD panel • Receive chain diversity support for WCDMA, providing improved capacity and data throughput • USB...
Operating Instructions
Page 36
... LG Electronics. 3. Block Diagram(MSM7200) SDRAM 1G NAND Flash 2G LCD (2.8 inch) Camera 0.3M Camera 2M Stereo Headset Mono Speaker 18 PIN M M I MIC CAMERA PROCESSING (Default 8bit Interface) GRAPHICS Open GL ES 3D, 2D VIDEO MPEG-4 H.263, H.264 AUDIO MP3, AAC, EVRC, QCELP AMR, CMX, MIDI EBI 1 EBI 2 DUAL MEMORY BUS MSM7200 ARM1136-J APPS PLL Modem QDSP4 APPS QDSP 4 ARM 926ejs With Jazelle CONNECTIVITY MDDI...
... LG Electronics. 3. Block Diagram(MSM7200) SDRAM 1G NAND Flash 2G LCD (2.8 inch) Camera 0.3M Camera 2M Stereo Headset Mono Speaker 18 PIN M M I MIC CAMERA PROCESSING (Default 8bit Interface) GRAPHICS Open GL ES 3D, 2D VIDEO MPEG-4 H.263, H.264 AUDIO MP3, AAC, EVRC, QCELP AMR, CMX, MIDI EBI 1 EBI 2 DUAL MEMORY BUS MSM7200 ARM1136-J APPS PLL Modem QDSP4 APPS QDSP 4 ARM 926ejs With Jazelle CONNECTIVITY MDDI...
Operating Instructions
Page 37
... support differential GSM PA power control output. Only for GPRS support. Subsystem(MSM7200) 3.8.1. Copyright © 2007 LG Electronics. Inc. GSM Subsystem The GSM/GPRS/EGPRS subsystem reuses the MSM6280 GSM core. Signals to near-zero level. LGE Internal Use Only 3. Signals to the new level for the next slot until the last slot. ARM Microprocessor Subsystem The MSM7200 device uses...
... support differential GSM PA power control output. Only for GPRS support. Subsystem(MSM7200) 3.8.1. Copyright © 2007 LG Electronics. Inc. GSM Subsystem The GSM/GPRS/EGPRS subsystem reuses the MSM6280 GSM core. Signals to near-zero level. LGE Internal Use Only 3. Signals to the new level for the next slot until the last slot. ARM Microprocessor Subsystem The MSM7200 device uses...
Operating Instructions
Page 45
... device to support partial operation mode - Supports auto precharge and manual precharge - External memory interface A. EBI1 was designed to the SMI through an advanced extensible interface (AXI) bus bridge (or global interconnect block) and communicate over a 64-bit, non-blocking AXI bus protocol. The masters arbitrate to gain access to the SMI, and upon obtaining the access, they issue commands to save idling power...
... device to support partial operation mode - Supports auto precharge and manual precharge - External memory interface A. EBI1 was designed to the SMI through an advanced extensible interface (AXI) bus bridge (or global interconnect block) and communicate over a 64-bit, non-blocking AXI bus protocol. The masters arbitrate to gain access to the SMI, and upon obtaining the access, they issue commands to save idling power...
Operating Instructions
Page 74
... (Li-Ion Polymer) - Windows MobileTM 6 Professional - Microsoft Office Mobile LGE Internal Use Only - 76 - All right reserved. HSDPA 3.6Mbps - 2.8" QVGA LCD (262K TFT) - Supports Bluetooth and USB - UMTS 2100 + GSM 900 + DCS 1800 + PCS 1900 based GSM/GPRS/EDGE/UMTS - Stereo Headset & Speaker phone - 72 Poly Sound - Inc. Only for training and service purposes LG KS20 Main Features - Bar Type Simple & Stylish design...
... (Li-Ion Polymer) - Windows MobileTM 6 Professional - Microsoft Office Mobile LGE Internal Use Only - 76 - All right reserved. HSDPA 3.6Mbps - 2.8" QVGA LCD (262K TFT) - Supports Bluetooth and USB - UMTS 2100 + GSM 900 + DCS 1800 + PCS 1900 based GSM/GPRS/EDGE/UMTS - Stereo Headset & Speaker phone - 72 Poly Sound - Inc. Only for training and service purposes LG KS20 Main Features - Bar Type Simple & Stylish design...
Operating Instructions
Page 103
... for training and service purposes - 105 - Inc. All right reserved. LGE Internal Use Only Start Check WLAN antenna in the R651 and C624. YES Check Sleep Clock in the R632 NO Connect RF cable to the wireless network in the KS20 set, users can use Wireless LAN. Only for 2.6V Check Q603 inverter Copyright © 2007 LG Electronics. TROUBLE SHOOTING 4.9 Checking WLAN Block KS20 WLAN initial power sequence is...
... for training and service purposes - 105 - Inc. All right reserved. LGE Internal Use Only Start Check WLAN antenna in the R651 and C624. YES Check Sleep Clock in the R632 NO Connect RF cable to the wireless network in the KS20 set, users can use Wireless LAN. Only for 2.6V Check Q603 inverter Copyright © 2007 LG Electronics. TROUBLE SHOOTING 4.9 Checking WLAN Block KS20 WLAN initial power sequence is...
Operating Instructions
Page 112
All right reserved. 4. Inc. Copyright © 2007 LG Electronics. TROUBLE SHOOTING R304 U300 U302 [ Charging part ( Main PCB Front ) ] LGE Internal Use Only - 114 - Only for training and service purposes
All right reserved. 4. Inc. Copyright © 2007 LG Electronics. TROUBLE SHOOTING R304 U300 U302 [ Charging part ( Main PCB Front ) ] LGE Internal Use Only - 114 - Only for training and service purposes
Operating Instructions
Page 134
.... Diag Setting →) 2. Press "Done" and reset the KS20. All right reserved. USB Set for training and service purposes Inc. Only for Diag → "OK" → "Back". 3. (4. LGMDP supports Windows 2000/XP where the LG KS20 USB modem driver (Ver 1.0 or later) is a LGE application that allow users to download images from PC to 9 handsets at the same time. * KS20 does NOT use and...
.... Diag Setting →) 2. Press "Done" and reset the KS20. All right reserved. USB Set for training and service purposes Inc. Only for Diag → "OK" → "Back". 3. (4. LGMDP supports Windows 2000/XP where the LG KS20 USB modem driver (Ver 1.0 or later) is a LGE application that allow users to download images from PC to 9 handsets at the same time. * KS20 does NOT use and...
Operating Instructions
Page 137
... service purposes - 139 - Only calibration data is kept when NV backup/restore is reset in the handset will be erased. Inc. Please note that all directory paths of the default image path, select Browse... The edit box shows the file path where images are wiped out. If you started downloading new images, check the option. Keep All Contents: Maintain user data including WAP, AD, DRM, E-mail, Play lists...
... service purposes - 139 - Only calibration data is kept when NV backup/restore is reset in the handset will be erased. Inc. Please note that all directory paths of the default image path, select Browse... The edit box shows the file path where images are wiped out. If you started downloading new images, check the option. Keep All Contents: Maintain user data including WAP, AD, DRM, E-mail, Play lists...
Operating Instructions
Page 192
... ENBY0015601 34 PIN,0.4 mm,STRAIGHT ,AU ,0.9MM HEIGHT ENBY0035401 90 PIN,0.4 mm,ETC , ,H=3.0, Socket ENWY0005601 ,SMD , dB, ,; ,0.30MM ,STRAIGHT ,SOCKET ,SMD ,[empty] ,[empty] , , ENEY0003801 2 PIN, , , ENQY0014201 27 PIN,0.3 mm,STRAIGHT , , ,; , ,0.30MM ,FFC/FPC ,STRAIGHT ,BOTH ,SMD ,R ,LOCKING , EDTY0008501 TFSC ,5 V,50 W,R/TP ,small size SFBH0000903 600 ohm,1005 , SFEY0007103 SMD ,18 V, ,SMD ,4ch. All right reserved. EXPLODED VIEW & REPLACEMENT PART LIST Level 7 Location No...
... ENBY0015601 34 PIN,0.4 mm,STRAIGHT ,AU ,0.9MM HEIGHT ENBY0035401 90 PIN,0.4 mm,ETC , ,H=3.0, Socket ENWY0005601 ,SMD , dB, ,; ,0.30MM ,STRAIGHT ,SOCKET ,SMD ,[empty] ,[empty] , , ENEY0003801 2 PIN, , , ENQY0014201 27 PIN,0.3 mm,STRAIGHT , , ,; , ,0.30MM ,FFC/FPC ,STRAIGHT ,BOTH ,SMD ,R ,LOCKING , EDTY0008501 TFSC ,5 V,50 W,R/TP ,small size SFBH0000903 600 ohm,1005 , SFEY0007103 SMD ,18 V, ,SMD ,4ch. All right reserved. EXPLODED VIEW & REPLACEMENT PART LIST Level 7 Location No...