Text preview for : 8088_3.pdf part of Motorola V8088 Level 1, Level 2, File 8088_3, File 8088_4 - Service Manual (4.044Kb) pag. 59
Back to : gsm____.part1.rar | Home
PAC_275
NPA_MUTE
PA_B+
DCS_SEL
MIX_275
GSM_LNA275
DCS_LNA275
GSM_SEL
RF_V2
B+
V3
V2
EXT_B+
D E J700 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 27_PIN_FLIP_CONN. BKLT+ ALRT-RED V2 V2 V2 GND D7 NC D6 D5 D4 V2 D3 D2 D1 V2 D0 R_W A0 NC DP_EN RESET SPKR+ GND SPKRALRT_GRN RTC_BATT B
10 1 4 5 6 7 5 4 4 2 3 7 6 5 8 7 8 4 26
H
25 23 1
2
DISPLAY CONN.
2
4
6
A GSM RX ANTENNA SIGNAL DCS RX ANTENNA SIGNAL AMPLIFIED RX ANTENNA SIGNAL RX SPEAKER LINE+ RX SPEAKER LINERX VCO TUNING VOLTAGE TX / RX VCO FEEDBACK LINE TO MAGIC TX MIC LINE+ TX VCO TUNING VOLTAGE FILTERED PA OUTPUT SIGNAL PA DETECT LINE PA TUNING VOLTAGE PA TUNING VOLTAGE PA TUNING VOLTAGE PA TUNING VOLTAGE MAGIC 13MHz RX SPI BDR RX SPI BFSR RX SPI BCLKR TX SPI BDX TX SPI BCLKX
26MHz
1 2 14
B J600 1 SIM CONN. 2 3 4 I 5 1 2 3 4 GND SIM_VCC SIM_VCC *SIM_RST SIM I / O SIM_CLK EXT CONN. 6 7 8 9 10 11 12 13 R S T C 14 15 C
15 PIN EXT.CONN.
L
D E F G H I K L M N O P Q R S T U V
GND SW_RF GND BATT_FDBK MAN_TEST_AD RS232_TX RS232_RX EXT_CHG_EN ON / OFF GND UPLINK DOWNLINK DSC_EN EXT_B+ GND
PAC
GND M N
1 8
BATT CONN. J604
XTAL_BASE XTAL_EMIT CP_TX CP_RX
THERM U V P BATT_SER_DATA
J6 CLK_OUT J2 SDTX G7 TX_CLK
E1
E2
B1 A1
F
5 6
PRSC_IN A3
Q MAGIC
J7 PLL_CP J9PLL_EMIT H9 PLL_BASE
G
SDRXG8 SDFS G9 SCLK_OUT F7
O
1
K BATT+
PRE_INA7
1
3
5
DualBand DAO (V8088)_8486183p01
A
B+
BATT+
SF_OUT
TVCO_250
DCS_LNA275
GSM_LNA275
V1
RF_V2
TX_EN
RF_V1
Vref
V_BOOST1
MIX_275
PA_B+
D_TX_VCO
SF_OUT
M
PAC_275
N
G_TX_VCO
V_SIM1
P
O
Q R
K
S
SH300
9 8 7
SH200
T U V
G14 CLKIN
BFSR B4 BDR C4 BCLKR A3 BDXC6
12 13 14
IPA DCS
11
EPROM
2 1 8 7
L 900/1800MHz
16 9
K5 GCLK D7 GCAP_CLK
BCLKX A2
J800 1 2 3 WHITE_CAP
14 PIN_KEYBOARD_CONN
SH700
G KEYBOARD CONN. I
GND BKLT+ GND BKLT+ HS_INT KBC3 KBC2 KBC1 KBC0 KBR2 KBR1 KBR0 PWR_SW V2 26MHz
13MHz_CLK
E1
11 12 13
IPA GSM
B
A
4 5 6 7 8
Y230
E2
U913
MAGIC J6 MAGIC_13MHz G14
14 16
2 1
TX_VCO IC C F
18051880MHz
945MHz
SRAM
9 10 11 12 13 14
U700
WHITE_CAP D7 GCAP_CLK F5 K5 C7 GCLK (32kHz)
942,5MHz 1842,5MHz
C7
Y900
CLK_IN
U900
GCAP_II
32kHz
HS CONN.
32,768kHz
400MHz
A7 XTAL1 B7 XTAL2
F5
4
2 1
D
SPKR+ H7
32,768kHz
GCAP 4.0
AUX_MICMIC_OUT SPKR-
E
5
8
H6
H3
K1
REVISIONS
H GSM SERVICE SUPPORT GROUP LEVEL 3 Signal Flow DualBand DAO (V8088) 09.02.00 Rev. 1.0 8486183p01 Page 1
PAC_275
V2
HEAD_INT
DCS_LNA275
GSM_LNA275
SW_VCC
RVCO_250
SF_OUT
LS_V1
DCS_VCO
VREF
V1
Michael Hansen, Ralf Lorenzen, Ray Collins