II - 12
Figure 2.2-2 Block Diagram of the Main PCB
1234
V850ES/JH3
uPD70F3765GF
THERMAL HEAD
KL1283-FB11B
(ROHM)
H300
A63265001 FLEX PCB CONNECTOR
SOLDER VIAS
CUTTERSENSOR
(H300)
YG1602000
STEPPER
MOTOR
(H500)
STEPPER
MOTOR DRIVER
(H500)
(
BD6380EFV)
B4B-PH-
SM4(LF)
SINGLE MOTOR
(
BA6287F)
EXTERNAL
PULL UP
KEY PCB
(61KEY 1 POWER ON/OFF KEY)
TEMPERATURE SENSOR
(D400)
AC ADAPTER
AD-E001
BATTERIES AA
SIZE (1.5X6)
ALKALINE/NI-MH
AC IP JACK
DS-201W
FUSE/REVERSE
PROTECTION
(H300)
FILTER CIRCUIT
& HOLD UP
CAPACITOR
(H300)
3V3_BV
REGULATOR
(NEW DEVICE)
3.3VCC
REGULATOR
(
R1190S033D-E2-FE)
BATTERY VOLTAGE
DETECTION CIRCUIT
(D400)
VBAT
3.3VCC
3.3BV
VH
3.3VCC
VH
INTP
GPIO GPIO GPIO GPIO GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
KO[0]
KO[1]
KO[2]
KO[3]
KO[4]
KO[5]
KO[6]
KO[7]
KI[0]
KI[1]
KI[2]
KI[3]
KI[4]
KI[5]
KI[6]
KI[7]
GPIO
CUTSENS
GPIO
TH_STB
TH_CLK
TH_LAT
TH_DATA
GPIO
SCL20
GPIO
SO20
HEAD_TEMP_SENS
AD_PORT
MTR_VREF
GPIO
AD_PORT
PCB_TEMP_SENS
GPIO
BATTERY_VOL_SENS
AD_PORT
3VCC_ON_OFF
GPIO
RESET
NO. OF WIRES:4
NO. OF WIRES:2
3.3VCC
FLEX PCB
MAIN PCB
VH_ON
GPIO
BAT_AD_ON/OFF
GPIO
BAT_AD_ON/OFF
LCD_MODULE WITH BACKLIGHT INTEGRATED
(320x120) - COLOR
ON_OFF_KEY
VDD
VSS
COLOUR
SENSOR
(H500)
NO. OF WIRES:6
S6B-PH-SM4(LF)
USB 2.0
H500
AB[16-17],WR/,RD/
USB 2.0 MINI B
(MNC23-5K5H00)
USB CONTROL & FILTER
CIRCUIT (H500)
VH ON/OFF CIRCUIT
(H300)
VH
USB_F_ON
CPU_UDP
CPU_UDM
UDPF
UDMF
GPIO
GPIO
GPIO
VBAT
3.3BV
DUBUG
PORT
DCK
DMS
DRST
FLMD0
3.3BV
DDI
DDO
RESET/
CASSETTE
SENSOR
(H300)
SW1
SW2
SW3
SW4
SW5
NO. OF WIRES:6
COVER SENSOR
(H500)
SW-212-4
COVERSENS
NO. OF WIRES:2
SOLDER VIAS
3V3
MTR_A
MTR_/A
MTR_B
MTR_/B
OUT1A
OUT1B
OUT2A
OUT2B
GPIO
GPIO
GPIO
GPIO
SOLDER
VIAS
CUTTER
MOTOR
(H500)
DC_A
DC_B
NO. OF WIRES:2
ADA_DET
ADA_DET
GPIO
3.3BV
REGULATOR
(
S-816A33AMC-BAIT2U)
FROM 256MBit (H300) –
(S29GL256S90TFI020) (1
or 2Numbers)
1M bit (H500)
CY62128EV30LL-45ZAXI /
2M Bit
(CY62138FV30LL-45ZAXI)
FFC CABLE
TEST
POINTS
3.3BV
NRST
RESET
CRYSTAL (6MHz)
X2
X1
RESET GENERATION
TXD
RXD
PARALLEL
AD0-AD7,WR/,RD/
,CS2,A0, RESET
GPIO
GPIO
GPIO
EXTERNAL PULL
UP
GPIO
GPIO
GPIO
GPIO
COLORSEN
BOOST CONVERTER
(TPS61160)
PWM
VBLH
ADDRESS LATCH
BANK SWITCH &
DECODING LOGIC
AD[0-15]
ASTB
CS0, CS2, CS3
AB23, AB24, AB25
AB16-AB22, WR/,RD/RESET/, RY/BY
AB[1-15]
FROM_CS
AB23,AB24
AD[0-15]
AD[0-7]
/SRAM_CS
XT2
XT1
BUFFER
(SN74LVC245) x2
AB[0-15]
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
/SRAM_CS
04 6244 425 030 800+
LCD_CS
LCD_CS
AB[16-22]
CRYSTAL (32.768KHz)
Summary of Contents for P-touch PT-D600
Page 1: ...SERVICE MANUAL MODEL PT D600 ...
Page 171: ...Oct 2014 SM PT079 1 ...