User Guide

Nokia Customer Care Schematics / Layouts RA-2/3
Issue 1 09/04 Copyright © Nokia 2004. All rights reserved. Page 17
Signal overview Side 2
VMMC=3V
36
35
34
33
32
28
27) 32.768kHz at J4815
31) SMPS clock at C1150
34) MMC clock at R4807
29) Reset delay of N4800
32) BTCLK at R6044
28) 12MHz clock at C4801
33) Camera clock at R4418
36) I2C_CLK at C4404
39) DIN at J4100
49) WLAN TX signal at C6400
50) RX on at N6400 pin45
51) WLAN RX at N6400 pin39-42
40) 22MHz clock at C6447
41) WLAN REFCLK at R6302
42) WLAN enable vs. WLAN reset at R6327
43) Chip select at N6400 pin26
44) Serial clock at N6400 pin25
45) DATA in at N6400 pin24
46) WLAN TX enable at R6324
47) WLAN PA enable at R6323
37) I2C_DATA at C4405
38) HCLK at R4101
35) KB_IRQ at C4406
48) WLAN TX at N6400 pin14-17
Customer Care EMEA / Service & Support Readiness / Training Group
Copyright © 2004 NOKIA Only for training and service purposes
Page 17(19)
Version: 1.0 22.09.2004
9500 RA-2
Board version: 1bt_15e
Signal overview Side 2
30) SDRAM clock at R4808
37
29
38
39
30
42
27
46
47
41
40
43
44
45
50
49
48
51
V18=1.8V
V28_WLAN_DIG=2.8V
V18_WLAN_DIG=1.8V
V18_WLAN_ANA=1.8V
VUSB=3.3V
V28_WLAN_RF=2.8V
V28_WLAN_SYN=2.8V
V28=2.8V
V15=1.57V