Service Manuals, User Guides, Schematic Diagrams or docs for : NOKIA Mobile Phone 8280 10-rh10schematics
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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
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