Asus ZE500KL TROUBLESHOOTING GUIDE
ASUS ZE500KL CMCC sku
RF Hardware Trouble Shooting Guide
Inspiring Innovation．Persistent Perfection
PMD-HW2
Outline
(*) Debug Tool Required
• Repair and Test Environment
(*)
• RF Block Diagram
• RF Calibration Repair Guide
(*)
– GSM Quad-bands Block Diagram
– GSM EGSM and GSM850
– GSM DCS and PCS
– WCDMA Quad-bands Block Diagram
– WCDMA Band1/Band2/Band5/Band8
Inspiring Innovation．Persistent Perfection
• Repair and Test Environment
(*)
• RF Block Diagram
• RF Calibration Repair Guide
(*)
– GSM Quad-bands Block Diagram
– GSM EGSM and GSM850
– GSM DCS and PCS
– WCDMA Quad-bands Block Diagram
– WCDMA Band1/Band2/Band5/Band8
– LTE Quad-bands Block Diagram
– LTE Band3/Band7/Band8/Band20/Band28
– LTE Div. Rx Block Diagram
– LTE Div. Rx Band3/Band7/Band8/Band20/Band28
• RF Test Trouble Shooting
– 2G RF Test
– 3G RF Test
– 4G RF Test
• GPS Repair Guide
• BT/WiFi Repair Guide
Outline
(*) Debug Tool Required
• Repair and Test Environment
(*)
• RF Block Diagram
• RF Calibration Repair Guide
(*)
– GSM Quad-bands Block Diagram
– GSM EGSM and GSM850
– GSM DCS and PCS
– WCDMA Quad-bands Block Diagram
– WCDMA Band1/Band2/Band5/Band8
Inspiring Innovation．Persistent Perfection
• Repair and Test Environment
(*)
• RF Block Diagram
• RF Calibration Repair Guide
(*)
– GSM Quad-bands Block Diagram
– GSM EGSM and GSM850
– GSM DCS and PCS
– WCDMA Quad-bands Block Diagram
– WCDMA Band1/Band2/Band5/Band8
– LTE Quad-bands Block Diagram
– LTE Band3/Band7/Band8/Band20/Band28
– LTE Div. Rx Block Diagram
– LTE Div. Rx Band3/Band7/Band8/Band20/Band28
• RF Test Trouble Shooting
– 2G RF Test
– 3G RF Test
– 4G RF Test
• GPS Repair Guide
• BT/WiFi Repair Guide
Repair and Test Environment
Inspiring Innovation．Persistent Perfection
DUT
(*)
Outline
(*) Debug Tool Required
• Repair and Test Environment
(*)
• RF Block Diagram
• RF Calibration Repair Guide
(*)
– GSM Quad-bands Block Diagram
– GSM EGSM and GSM850
– GSM DCS and PCS
– WCDMA Quad-bands Block Diagram
– WCDMA Band1/Band2/Band5/Band8
Inspiring Innovation．Persistent Perfection
• Repair and Test Environment
(*)
• RF Block Diagram
• RF Calibration Repair Guide
(*)
– GSM Quad-bands Block Diagram
– GSM EGSM and GSM850
– GSM DCS and PCS
– WCDMA Quad-bands Block Diagram
– WCDMA Band1/Band2/Band5/Band8
– LTE Quad-bands Block Diagram
– LTE Band3/Band7/Band8/Band20/Band28
– LTE Div. Rx Block Diagram
– LTE Div. Rx Band3/Band7/Band8/Band20/Band28
• RF Test Trouble Shooting
– 2G RF Test
– 3G RF Test
– 4G RF Test
• GPS Repair Guide
• BT/WiFi Repair Guide
RF Block Diagram
Transceiver
&
Transceiver
&
GSM HB Tx
TD-SDMA Tx
GSM HB Tx
TD-SDMA Tx
Ant. SWAnt. SW
Main
Antenna
GSM HB Rx
TD-SCDMA HB Rx
GSM HB Rx
TD-SCDMA HB Rx
GSM LB TxGSM LB Tx
GSM LB RxGSM LB Rx
Inspiring Innovation．Persistent Perfection
Transceiver
&
Receive Path
Transceiver
&
Receive Path
Ant. SW
BT/WiFi
FM
BT/WiFi
FM
BT/WiFi
Antenna
GPSGPS
GPS
Antenna
Div.
Antenna
Ant. SWAnt. SW
GSM HB Rx
TD-SCDMA HB Rx
GSM HB Rx
TD-SCDMA HB Rx
TD-LTE
Band 38/39/40
TD-LTE
Band 38/39/40
TD-LTE
Band 38/39/40
TD-LTE
Band 38/39/40
ZE500KL RF Areas Top Side
FM
Inspiring Innovation．Persistent Perfection
RF
ZE500KL RF Areas Bottom Side
4G Div.
Ant. Spring
WiFi/BT GPS
Ant. Spring
Inspiring Innovation．Persistent Perfection
WiFi/BT/GPS
Key components locations(Top)
Ant. Switch
Band Switch
Transceiver
FEM
Div
FEM
PRX_GSM_LB/
PRX_B34/B39
B40 Rx
B38 Rx
B39
Inspiring Innovation．Persistent Perfection
PA
Duplexer
SAW
Coupler
B40 Tx
B38 Tx
Key components locations(Bot)
Inspiring Innovation．Persistent Perfection
WCN
3620
LNA
Diplexer
SAW
Outline
(*) Debug Tool Required
• Repair and Test Environment
(*)
• RF Block Diagram
• RF Calibration Repair Guide
(*)
– GSM Quad-bands Block Diagram
– GSM EGSM and GSM850
– GSM DCS and PCS
– WCDMA Quad-bands Block Diagram
– WCDMA Band1/Band2/Band5/Band8
Inspiring Innovation．Persistent Perfection
• Repair and Test Environment
(*)
• RF Block Diagram
• RF Calibration Repair Guide
(*)
– GSM Quad-bands Block Diagram
– GSM EGSM and GSM850
– GSM DCS and PCS
– WCDMA Quad-bands Block Diagram
– WCDMA Band1/Band2/Band5/Band8
– LTE Quad-bands Block Diagram
– LTE Main Tx/Rx
– LTE Div. Rx Block Diagram
– LTE Div. Rx
• RF Test Trouble Shooting
– 2G RF Test
– 3G RF Test
– 4G RF Test
• GPS /BT/WiFi Repair Guide
Main Ant.
GSM/TD-SCDMA Block Diagram
Inspiring Innovation．Persistent Perfection
WTR-4905
(Transceiver)
RFU4501
WTR-4905
(Transceiver)
RFU4501
MSM8916
PM8916
(PMIC)
Rx SAWRx SAW
QFE2101
(RF PMIC)
SKY77573-31
(FEM)
RFU4801
SKY77573-31
(FEM)
RFU4801
1. RFU4501 : Transceiver
WTR1625L
2. RFU4801 : FEM.
SKY77573-31
3. RFU4808 : Swith
2G Tx
TD-SCDMA Tx
Top
1
3
4
Inspiring Innovation．Persistent Perfection
1. RFU4501 : Transceiver
WTR1625L
2. RFU4801 : FEM.
SKY77573-31
3. RFU4808 : Swith
4. RFU4806 : Low pass filter
HB Tx comp.
Serial IC
LB Tx comp.
2
2G High Band/ TD-SCDMA use the same path
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