厦新A68电路图

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