Sr. No
Reference
Description
1
X2500
UI flex connector
2
R1487, R1488
Pull-up resistors on the secondary camera I2C lines. Resistor value
4.7 KOHMS.
3
N1515
VCAM_1V8 regulator
4
N1517
VCAM_2V8 regulator
5
V2503, V2504
Common mode filters on SEC_CAM_CCP(3:0) bus
The following test points on the PWB help in the effective debugging and troubleshooting.
Sr. No
Signal name
Measuring point
Description
1
VCAM_1V8
L1487/C1488
1.8V supply to secondary camera
2
VCAM_2V8
L1488/C1491
2.8V supply to secondary camera
3
VDIG_ENABLE
J1515
Enable signal for VCAM_1V8 regulator. This signal
needs to be high for enabling the regulator.
4
VANA_ENABLE
J1516
Enable signal for VCAM_2V8 regulator. This signal
needs to be high for enabling the regulator.
5
SEC_CAM_CLK
R1429
External clock signal to secondary camera
6
SEC_CAM_SHUTDOWN
J2404
Reset signal to secondary camera.
7
SEC_CAM_I2C(1:0)
R1487, R1488
I2C signals for secondary camera
8
SEC_CAM_CCP(3:0)
V2503, V2504
CCP signals for secondary camera
RM-626
Camera Module Troubleshooting
Issue 1
COMPANY CONFIDENTIAL
Page 5 – 19
Copyright © 2011 Nokia. All rights reserved.
Содержание RM-626
Страница 158: ...RM 626 Cellular RF troubleshooting Page 4 28 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...
Страница 189: ...6 System Module Nokia Customer Care Issue 1 COMPANY CONFIDENTIAL Page 6 1 Copyright 2011 Nokia All rights reserved ...
Страница 202: ...Power distribution RM 626 System Module Page 6 14 COMPANY CONFIDENTIAL Issue 1 Copyright 2011 Nokia All rights reserved ...
Страница 203: ...Clocking scheme RM 626 System Module Issue 1 COMPANY CONFIDENTIAL Page 6 15 Copyright 2011 Nokia All rights reserved ...
Страница 237: ...Glossary Nokia Customer Care Issue 1 COMPANY CONFIDENTIAL Page Glossary 1 Copyright 2011 Nokia All rights reserved ...