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CCS Technical Documentation Schematics / Layouts 8280 RH-10

Audio



HEADINT




AUDIO




Issue 1 09/2002 Confidential Nokia Corporation Page A-1
CCS Technical Documentation Schematics / Layouts 8280 RH-10

Circuit Diagram of RX




Same length




C2 J9,D8,A5 D9,B7 E3,J3 F2,B4 A2,C3




Issue 1 09/2002 Confidential Nokia Corporation Page A-2
CCS Technical Documentation Schematics / Layouts 8280 RH-10

Circuit Diagram of BB




AUDIO KEY_UI RF_BB




Sheet 8
Sheet 4

Sheet 11

SYS_CONN POWER UPP




Sheet 5 Sheet 9
Sheet 3


MEMORY




Sheet 10




17




Issue 1 09/2002 Confidential Nokia Corporation Page A-3
CCS Technical Documentation Schematics / Layouts 8280 RH-10

DC/DC Converter




Issue 1 09/2002 Confidential Nokia Corporation Page A-4
CCS Technical Documentation Schematics / Layouts 8280 RH-10

Circuit Diagram of RX front end




Issue 1 09/2002 Confidential Nokia Corporation Page A-5
CCS Technical Documentation Schematics / Layouts 8280 RH-10

Circuit Diagram of PA




CELLULAR




PA




Issue 1 09/2002 Confidential Nokia Corporation Page A-6
CCS Technical Documentation Schematics / Layouts 8280 RH-10

Circuit Diagram of RF
Wing Stuff
(Dummy Parts, not on Parts List)




ROBIN RX_VHF_LO_OUT




Ground connection must be short


Place close to Batman




PA




(USE REFS 601-)

Sheet 15

(USE REFS 801-)

Sheet 16




BATMAN

Sheet 13 Sheet 14

UHF_SYNTH RX_FRONT_END




(USE REFS 501-) (USE REFS 750-799)




(USE REFS 701-749)

Sheet 17




Issue 1 09/2002 Confidential Nokia Corporation Page A-7
CCS Technical Documentation Schematics / Layouts 8280 RH-10

RF-BB
--> FAST_AGC
--> PA_BOOST
--> SYNTH_LE
--> RX_IF_AGC
--> TX_RF_AGC
--> TX_IF_AGC
--> PA_GAIN
--> TX_GATE
--> CYCLOPS1
<-- CYCLOPS2




Testpoints for UPP



--> VREFRF01
--> VREFRF02
<-- RX_IP
<-- RX_IN
<-- RX_QP
<-- RX_QN

--> TX_IP
--> TX_IN
--> TX_QP
--> TX_QN




--> AUXOUT
<-- PWROUT
--> AFC




<-- 19.2_MHZ
<-- 19.2_MHZGND


--> PURX


<-- FALSE_DET
<-- PA_TEMP


--> RFBusClk
<-> RFBusData
--> RFBusEn1X




Issue 1 09/2002 Confidential Nokia Corporation Page A-8
CCS Technical Documentation Schematics / Layouts 8280 RH-10

Circuit Diagram of TX


POWER TO CAPS THEN TO PIN


A7 B6 F8 I1 I9




Same length




Same length




WING COMPONENTS

TX_VHF_LO_OUT




ROBIN
Truth Table for Split-Band Filter PATH:

DRV CNTL DRV OUT VCONT1 VCONT2 SWITCH IN STATE
(TX)
STATE
VCO_BAND
0 volt RFOUT1 0 volt 2.7 volt RFI1
Cell band low (shorted to ground)

2.7 volt RFOUT2 2.7 volt 0 volt RFI2 PCS band tri-stated (open circuit)


61




Issue 1 09/2002 Confidential Nokia Corporation Page A-9
CCS Technical Documentation Schematics / Layouts 8280 RH-10

UHF Synthesizer




Min 600-700mV




KYOCERA 5 X 3.2 X 1.5mm
high pullability,
high voltage VCTCXO


Initial time constant has been agreed with DSP
team to be 1.5ms (product of R511 and C503)




Remove this R for external UHF LO




NOTE: THIS CAP SHOULD BE AS CLOSE NOTE: THIS CAP SHOULD BE AS CLOSE
AS POSSIBLE TO VCC1 PIN-23 AS POSSIBLE TO VCC PIN-24
OF SYN CHIP (LMX2370). OF SYN CHIP (LMX2370).

05-MAR-2002




Issue 1 09/2002 Confidential Nokia Corporation Page A-10
CCS Technical Documentation Schematics / Layouts 8280 RH-10

System Connection




Battery
Conn.




DEMI
Conn.
SYS CONN



Issue 1 09/2002 Confidential Nokia Corporation Page A-11
CCS Technical Documentation Schematics / Layouts 8280 RH-10

TPL
SYS RF




Sheet 2 Sheet 13




Issue 1 09/2002 Confidential Nokia Corporation Page A-12
CCS Technical Documentation Schematics / Layouts 8280 RH-10

Memory




Issue 1 09/2002 Confidential Nokia Corporation Page A-13
CCS Technical Documentation Schematics / Layouts 8280 RH-10

UEM Power




Sheet 6




Sheet 7




Issue 1 09/2002 Confidential Nokia Corporation Page A-14
CCS Technical Documentation Schematics / Layouts 8280 RH-10

UEM Power Filter




Issue 1 09/2002 Confidential Nokia Corporation Page A-15
CCS Technical Documentation Schematics / Layouts 8280 RH-10

Key-UI



VOLUME
SWITCH




"LCD_RESETX"
"LCDCSX" "R3"
"S2"
"LCD_SDA" "R2"
"LCD_CLK" "S1"
"R0"
"S3"
"R1"
"R4"
"S4"



LCD
UI Board
Conn.



POWER
SWITCH




SPEAKER


"BUZZER" BUZZER




"KLIGHT"




KEY_UI



Issue 1 09/2002 Confidential Nokia Corporation Page A-16
CCS Technical Documentation Schematics / Layouts 8280 RH-10

UPP




VDDDSP VDDDSP VDDMCU VDDCORE VDDIO VDDA




Issue 1 09/2002 Confidential Nokia Corporation Page A-17
CCS Technical Documentation Schematics / Layouts 8280 RH-10

Component Layout - Top




Component Layout - Bottom




Issue 1 09/2002 Confidential Nokia Corporation Page A-18
CCS Technical Documentation Schematics / Layouts 8280 RH-10

Compoonent Layout - Top Values




Component Layout - Bottom Values




Issue 1 09/2002 Confidential Nokia Corporation Page A-19