Page 1
Audio
AUDIO
CCS Technical Documentation Schematics / Layouts 8280 RH-10
HEADINT
Issue 1 09/2002 Confidential Nokia Corporation Page A-1
Page 2
CCS Technical Documentation Schematics / Layouts 8280 RH-10
Circuit Diagram of RX
Same length
E3,J3 F2,B4 A2,C3C2 J9,D8,A5 D9,B7
Issue 1 09/2002 Confidential Nokia Corporation Page A-2
Page 3
CCS Technical Documentation Schematics / Layouts 8280 RH-10
Circuit Diagram of BB
SYS_CONN
AUDIO
Sheet 4
POWER
KEY_UI
UPP
RF_BB
Sheet 8
Sheet 11
Sheet 3
Sheet 5
Sheet 9
MEMORY
Sheet 10
17
Issue 1 09/2002 Confidential Nokia Corporation Page A-3
Page 4
CCS Technical Documentation Schematics / Layouts 8280 RH-10
DC/DC Converter
Issue 1 09/2002 Confidential Nokia Corporation Page A-4
Page 5
CCS Technical Documentation Schematics / Layouts 8280 RH-10
Circuit Diagram of RX front end
Issue 1 09/2002 Confidential Nokia Corporation Page A-5
Page 6
CCS Technical Documentation Schematics / Layouts 8280 RH-10
Circuit Diagram of PA
CELLULAR
Issue 1 09/2002 Confidential Nokia Corporation Page A-6
Page 7
CCS Technical Documentation Schematics / Layouts 8280 RH-10
Circuit Diagram of RF
Wing Stuff
(Dummy Parts, not on Parts List)
ROBIN
(USE REFS 601-)
Sheet 15
RX_VHF_LO_OUT
Ground connection must be short
Place close to Batman
PA
(USE REFS 801-)
Sheet 16
Sheet 13
UHF_SYNTH
(USE REFS 501-)
BATMAN
Sheet 14
RX_FRONT_END
(USE REFS 750-799)
(USE REFS 701-749)
Sheet 17
Issue 1 09/2002 Confidential Nokia Corporation Page A-7
Page 8
RF-BB
CCS Technical Documentation Schematics / Layouts 8280 RH-10
--> 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
Page 9
CCS Technical Documentation Schematics / Layouts 8280 RH-10
Circuit Diagram of TX
POWER TO CAPS THEN TO PIN
B6
A7
F8
I1
I9
Same length
Same length
WING COMPONENTS
TX_VHF_LO_OUT
ROBIN
ROBIN
Truth Table for Split-Band Filter PATH:
DRV CNTL
0 volt
2.7 volt
DRV OUT
STATE
RFOUT1
RFOUT2
VCONT1 SWITCH IN STATE
0 volt
2.7 volt
VCONT2
2.7 volt
0 volt
RFI1
RFI2
Cell band
PCS band
VCO_BAND
low (shorted to ground)
tri-stated (open circuit)
(TX)
(TX)
Issue 1 09/2002 Confidential Nokia Corporation Page A-9
Page 10
UHF Synthesizer
Initial time constant has been agreed with DSP
team to be 1.5ms (product of R511 and C503)
CCS Technical Documentation Schematics / Layouts 8280 RH-10
Min 600-700mV
KYOCERA 5 X 3.2 X 1.5mm
high pullability,
high voltage VCTCXO
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
OF SYN CHIP (LMX2370).
AS POSSIBLE TO VCC PIN-24
OF SYN CHIP (LMX2370).
Issue 1 09/2002 Confidential Nokia Corporation Page A-10
Page 11
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
Page 12
TPL
CCS Technical Documentation Schematics / Layouts 8280 RH-10
SYS RF
Sheet 13Sheet 2
Issue 1 09/2002 Confidential Nokia Corporation Page A-12
Page 13
Memory
CCS Technical Documentation Schematics / Layouts 8280 RH-10
Issue 1 09/2002 Confidential Nokia Corporation Page A-13
Page 14
UEM Power
CCS Technical Documentation Schematics / Layouts 8280 RH-10
Sheet 6
Sheet 7
Issue 1 09/2002 Confidential Nokia Corporation Page A-14
Page 15
CCS Technical Documentation Schematics / Layouts 8280 RH-10
UEM Power Filter
Issue 1 09/2002 Confidential Nokia Corporation Page A-15
Page 16
Key-UI
CCS Technical Documentation Schematics / Layouts 8280 RH-10
VOLUME
SWITCH
"LCD_RESETX"
"LCDCSX"
"LCD_SDA"
"LCD_CLK"
"R3"
"S2"
"R2"
"S1"
"R0"
"S3"
"R1"
"R4"
"S4"
LCD
UI Board
Conn.
"BUZZER"
POWER
SWITCH
SPEAKER
BUZZER
"KLIGHT"
KEY_UI
Issue 1 09/2002 Confidential Nokia Corporation Page A-16
Page 17
UPP
CCS Technical Documentation Schematics / Layouts 8280 RH-10
VDDAVDDDSP VDDDSP VDDMCU VDDCORE VDDIO
Issue 1 09/2002 Confidential Nokia Corporation Page A-17
Page 18
CCS Technical Documentation Schematics / Layouts 8280 RH-10
Component Layout - Top
Component Layout - Bottom
Issue 1 09/2002 Confidential Nokia Corporation Page A-18
Page 19
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
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