Nokia Mobile Phones NSE-5 Series Service Manual page 58

NSE–5
System Module
Table 12. CCONT 3V Pin assignment (continued)
Pin Symbol
21 VBAT
22 VR6
23 GROUND
24 SLEEPX
25 VR1
26 VR1_sw
27 VBAT
28 VBAT2
29 PWRONX/
WDDISX
30 SIM_PWR
31 GROUND
32 V5V
33 V5V_2
34 V5V_4
35 V5V_3
36 VSIM
37 GROUND
38 SIMCLK_O
39 SIM I/O_C
40 SIMRST_A
41 SIMCLK
42 SIMRST_O
43 DATA_O
44 DATA_A
45 VBACK
46 CRA
47 CRB
Page 2 – 44
Type State In Reset
P
O 2.8V
P
I "1"
O 2.8V
O High Z
P
P
I VBAT/GND
I "1"/"0"
P
O High Z
O High Z
O High Z
O High Z
O 3.0V/High Z
P
O "0"
I High Z
I High Z
I High Z
O "0"
I/O "0"
I/O "0"
P Backup Battery
I
I
Technical Documentation
Description
Unregulated supply voltage
(RF)
VR6 regulator output (COB-
BA_GJP)
(RF)
Control VR1 regulator
(CNTVR1)
VR1 regulator output (VCXO)
VR1 switched output
Unregulated supply voltage
(RF)
Unregulated supply voltage
(VSIM, V5V, SMR, SIMIf)
Power on control from keyboard
Watchdog disable
SIM regulator enable
(VSIM, V5V, SMR, SIMIf)
5V dc voltage output
Reserved for 5V SMR
Reserved for 5V SMR
Reserved for 5V SMR
SIM regulator output
(VSIM, V5V, SMR, SIMIf)
Clock output from SIM interface
(5MHz)
SIM data I/O control
SIM interface reset (from
MAD2PR1)
Clock to SIM interface (5MHz)
Reset output from SIM–inter-
face (to SIM)
SIM data I/O line
SIM–Interface MAD2PR1 Data
Backup Battery Input
Crystal for 32kHz sleep clock
Crystal for 32kHz sleep clock
Issue 1 07/99
PAMS