Panasonic EBX70 - CELL PHONE, Руководство по обслуживанию

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INTERFACES AND TEST POINTS
Issue 1 Section 7 PMCD030901C8
Revision 0 – 40 – Service Manual
7.1.2 PCB to PCB Connector
Figure 7.2: PCB to PCB Connector
Bottom Connection
PIN Signal Name <==> Function Bottom Top
Top Half Half
14-18 VBAT ==> Supply for Page LED, IrDA transceiver,
regulators and Photo Light supply. VBAT VBAT
8, 9 VDD ==> Power Source for LCD module, IDRA interface
and camera interface IC. D28VB D28VB
VSS - Ground. GND GND
61 EXTPWR ==> Supply for Charge LED. EXTPWR EXTPWR
40 LCD_D(0) <==> Main LCD I/F Data bus bit 0. #N18 Rohm #G2
41 LCD_D(1) <==> Main LCD I/F Data bus bit 1. #N19 Rohm #G1
42 LCD_D(2) <==> Main LCD I/F Data bus bit 2. #P21 Rohm #F3
45 LCD_D(3) <==> Main LCD I/F Data bus bit 3. #M15 Rohm #F2
44 LCD_D(4) <==> Main LCD I/F Data bus bit 4. #N21 Rohm #F1
1 LCD_D(5) <==> Main LCD I/F Data bus bit 5. #P20 Rohm #E3
2 LCD_D(6) <==> Main LCD I/F Data bus bit 6. #M18 Rohm #E2
3 LCD_D(7) <==> Main LCD I/F Data bus bit 7. #M19 Rohm #E4
59 LCD_nCS0 ==> Main LCD I/F Chip select. #N14 Rohm #H2
60 LCD_nWR ==> Main LCD I/F Write enable. #T20 Rohm #H3
58 LCD_nRD ==> Main LCD I/F Read enable. #P19 Rohm #G3
43 LCD_RS ==> Main LCD I/F Register select. #R21 Rohm #H1
65 LCD_nReset ==> Main LCD I/F Reset. #N15 Rohm #C4, CN3004
#17, CN3002 #1
63 CHRG_LED ==> Charge LED control. SYREN #L7 R3201
57 CAM_PAGE_LED ==> Camera/Page LED control. #M3 R3327
30 IRDA_TXIR ==> IrDA transmit data. #C16 DS3301 #5
31 IRDA_RXIR <== IrDA receive data. #B18 DS3301 #4
4 IRDA_SD ==> IrDA shutdown signal. #D15 DS3301 #3
32 uWIRE_SCLK ==> Microwire clock for sub LCD. #W8 CN3002 #5
33 uWIRE_SDO ==> Microwire data out for sub LCD. #P9 CN3002 #4
34 uWIRE_nCS_SUB ==> Microwire select for sub LCD. #Y7 CN3002 #2
7 CAM_INT <== Camera interface interrupt signal. #L18 Rohm #F4
6 CAM_A2 ==> Camera interface address bit A2. #B7 Rohm #J1
64 CAM_PWDN ==> Camera module shutdown. #C7 CN3101 #20
5 CAM_nPSEN ==> Camera interface supply enable. #G11 U3302 #4
38 EAR_P ==> Receiver positive signal. SYREN #A8 FL3401 #1
37 EAR_N ==> Receiver negative signal. SYREN #B8 FL3401 #2
66 I2C_SCL ==> I2C interface clock (not used) #B16 NC
67 I2C_SDA <==> I2C interface data (not used) #B15 NC
69 OSC_IN ==> Switched 13MHz for camera i/f R207 Rohm #A2
26 BUB_GND <== Backup battery ground return. BT100 GND
12, 13 BLIGHT_PWR ==> LCD backlight supply. D301 CN3004 #1&2
10, 11 BLIGHT_SNS <== LCD backlight supply sense. R310 CN3004 #3&4
CN200
1
35
36 70
10706-1