资料介绍
A68电路图SEE SHEET 7-8
SEE SHEET 5
SEE SHEET 2-4, 6 AND 9
Tuesday, June 25, 2002
Amoisonic
Huang Zhicheng 29/04/02
CHK'D / DATE: TITLE: DRAWN / DATE:
Man Type Model With Mono LCD
DRAWING No:
APP'D / DATE:
MAIN PART TOP LEVEL GSM2505V３.0
(SCHEMATIC DIAGRAM)
SHEET: 1 OF
9
A 3
2NDSIM_CLK 2NDSIM_RST
J600 R103 C601 C600 C602 C603 R601 C112 C113 C104
BATT_TEMP_TYPE VREF_EN
C100 J100 R120 R121 R122
SIM_RESET_B SIM_CLK SIM_DATA
2NDSIM_IO 2NDSIM_VCC
C137
C132
C133
C134
C136
BATT. CONNECTOR
SEPARATE VBAT ROUTE
C102 C114
C138
VREF
R100
C150 C109
CHARGE CIRCUIT
U100-1
CHARGE_INPUT
R102 U100-2
ACC_ALARM VACC
C151
R126 C124
CHG_STAT_0 DSR_CHARGE_EN
C153
CHG_DET PWR_SWITCH_B
C130
C116
RTC_ALARM_B PWR_KEEP PWR_SW_BUF RESET_IN_B RFVCO_EN SYS_RESET_B XOEN_CSP IFVCO_EN SERDA_BB SER
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